ULTRASONICS SYMPOSIUM TECHNICAL PROGRAM

*Author presenting paper.

9:30 a.m. _ 11:00 a.m. Monday, October 18, 1999
POSTER SESSIONS Caesars Tahoe - Nero Hallway

Session: PA MEDICAL ARRAYS AND BEAM STEERING
Chair: E. D. Light
Duke University

PA-1 Experimental Study of Transmit Synthetic Focusing Combined with Receive Dynamic Focusing in B-Mode Ultrasound Imaging Systems. M. H. Bae1, M. K. Jeong*2, T. K. Song3, and Y. B. Ahn4, 1Medison Co, 2Dept. of EE. Daejin Univ., 3Dept. of EE. Sogang Univ., 4Dept. of EE. Konkuk Univ

PA-2 Designing an Array Transducer for Harmonic Imaging. Peng Jiang*, Zuhua Mao, Peter Guo, Ron Ho, and Pat von Behren, Siemens Medical Systems, Inc. Ultrasound Group

PA-3 A Spiral 2D Phased-Array for 3D Imaging. Thilaka Sumanaweera*1, David Napolitano1, and Jodi Schwartz2, 1Acuson Labs, Mountain View, CA, USA, 2Ecton Inc., Ambler, Pennsylvania, USA

PA-4 Single Transmit Imaging. D-L D. Liu*, P. Von Behren, and J. Kim, Siemens Medical Systems Ultrasound Group, Issaquah, WA USA

PA-5 Digital Beamforming Using Nonuniform-Oversampling Delta-Sigma Conversion. M. Karaman* and M. Kozak, Baskent University, Ankara, Turkey

PA-6 Beam Compression of Multristatic Intravascular Ultrasound Data by an Adaptive Kernel Function. C. Haas*1, M. Krueger1, H. Ermert1, D. Vray2, G. Gimenez2, W. Bojara3, and J. Barmeyer3, 1Department of Electrical Engineering, Ruhr University, D-44780 Bochum, Germany, 2Creatis, INSA 502, F-69621 Villeurbanne Cedex, France, 3Department of Cardiology and Angiology, University Hospital Bergmannsheil, D-44789 Bochum, Germany

Session: PB TISSUE MOTION AND BLOOD FLOW
Chair: H. Routh
ATL Ultrasound

PB-1 Method Demonstration of Shear Modulus Reconstruction on Superficial Tissues. Chikayoshi Sumi*1 and Mitsuhiro Kubota2, 1Sophia University, 2Tokai University

PB-2 Estimation of Viscosity from Ultrasound Measurements of Velocity Profiles. C. Cohen-Bacrie*, Laboratoires d'Electronique Philips S.A.S., Limeil Brevannes Cedex, France

PB-3 Estimation of Blood Velocity Vectors Using Transverse Ultrasound Beam Focusing and Cross-Correlation. J.A. Jensen* and I.R. Lacasa, Dept. Info. Techn., Build. 344, Techn. Univ. Denmark

PB-4 Comparison of Blood Flow Imaging Concepts with Coherent and Incoherent rf Carriers in the 50 MHz Ultrasound Region for Application in Dermatology. M. Vogt and H. Ermert*, Dept. of Electrical Engineering, Ruhr-University, Bochum, Germany

PB-5 The Effect of Accelerated Tissue Motion on Clutter Rejection in Color Flow Imaging. S. Bjaerum and H. Torp, Norwegian Univ. of Science and Tech., Trondheim, Norway

PB-6 Three-Dimensional Strain Imaging and Related Strain Artifacts using an Ultrasonic 3D Abdominal Probe. A. Lorenz*, A. Pesavento, and H. Ermert, Department of Electrical Engineering, Ruhr-University Bochum

PB-7 Simultaneous Measurement of Vibrations on the Arterial Wall Downstream and Upstream of Arteriostenosis Lesions. K. Sunagawa*1,2, H. Kanai1, Y. Koiwa1, K. Nitta3, and M. Tanaka3, 1Tohoku University, Sendai, Japan, 2Matsushita Communication Sendai R&D Labs. Co., Ltd., Sendai, Japan, 3Tohoku Welfare Pension Hospital, Sendai, Japan

Session: PC CONTRAST INDUSTRY
Chair: H. Routh
ATL Ultrasound

PC-1 In-Vitro Assessment of Microbubble Behavior in Modern Contrast-Imaging Techniques, Including Harmonic and Pulse Inversion Modes. J.M. Gorce*, M. Arditi, and M. Schneider, Bracco Research SA, 1228 Geneva, Switzerland

PC-2 The Effect of Dilution Medium on the Measurement of In-Vitro Properties of Ultrasound Contrast Agents. Joel Lazewatsky*, Mikhail Kagan, and John Barrett, Dupont Pharmaceuticals Co., N. Billerica, MA USA

PC-3 Methods for Measurement of the Attenuation Coefficient and Phase Velocity of Optison and their Relevance to In Vivo Efficacy. M.S. Hughes*, J.H. Wible, A.L. Klibanov, and G.H. Brandenburger, Mallinckrodt Inc

PD-5 Evaluation of Laser Probe Performances For Measuring Cross-Coupling in 1-3 Piezoelectric Arrays. D. Certon*, N. Felix, L.P. Tran Hue Hue, F. Patat, and M. Lethiecq, 1GIP Ultrasons / Laboratoire Ultrasons, Signaux, et Instrumentation, Tours, France

PD-6 High Power Low Frequency Ultrasonic Transducer: Vibration Amplitude Measurement by an Optical Interferometric Method. A. Boucaud*, N. Felix, L. Pizzaro, and F. Patat, GIP Ultrasons / Laboratoire Ultrasons, Signaux et Instrumentation, Tours, France

PC-4 Physical Properties of biSphereTM Contrast Agents. P. E. Chandler*, POINT Biomedical Corp., San Carlos, CA, USA

PC-5 Acoustic Properties of NC100100 and their Relationship with the Microbubble Size Distribution. P.C. Sontum*1, J. Ostensen1, K. Dyrstad1, and L. Hoff2, 1Nycomed Imaging, Oslo, Norway, 2The Norwegian University for Science and Technology, Trondheim, Norway

PC-6 Measuring the Effects of Ultrasound on Contrast Agents. S. Podell*, B. Golec, R. Lohrmann, and P. Mehlhaff, Molecular Biosystems, Inc., 10030 Barnes Canyon Rd., San Diego California 92121-2789, USA

PC-7 Acoustic Use of Current Ultrasound Contrast Media. F.-D. Scholle*, V. Uhlendorf, and M. Reinhardt, Schering AG

Session: PD TRANSDUCERS
Chair: M. Schafer
Perceptron, Inc.

PD-1 Radiation Pattern Distortion Caused by the Interelement Coupling in Linear Array Transducers. N. Lamberti*1, P. Gori2, A. Iula2, R. Carotenuto2, and M. Pappalardo2, 1Università di Salerno, 2Università di Roma III

PD-2 A Novel, Rapid Method to Measure the Effective Aperture of Array Elements. C. I. Zanelli and E. G. LeDet*, Intec Research Corporation, Sunnyvale, CA USA

PD-3 Piezocomposite Array Transducers Optimization by Breaking Periodicity. Nicolas Perez, Carlos Negreira, Hector Gomez, and Carlos Bello, Instituto de Fisica - Facultad de Ciencias - Uruguay

PD-4 Electrical Characteristics of Ribbon-Based Probe Cables. J. Griffith*1 and R. Lebender2, 1E&H Resources, Inc., Phoenix, AZ, 2W.L. Gore and Associates, GmbH, Pleinfeld, Germany

PD-7 Piezoelectric Porous Ceramics for Air-Coupled Transducers. C. Galassi1, E. Roncari1, F. Craciun*2, S. Marselli3, and F. Silvano3, 1CNR Istituto di Ricerche Tecnologiche per la Ceramica, Rome, Italy, 2CNR Istituto di Acustica, Rome, Italy, 3Whitehead Alenia, Livorno, Italy

PD-8 Fabrication of High Frequency 25-75 MHz Single Element Ultrasonic Transducers. J. M. Cannata*, J.-Z. Zhao, S. Ayyappan, T. A. Ritter, and K. K. Shung, The Pennsylvania State University, University Park, PA

PD-9 New Results on Miniaturised Annular Arrays Built using Ultrasound Micromachining. Sylvain Ballandras*1, Pierre Maitre1, Pierre Guine1, Nicolas Bourriot1, William Steichen2, Bruno Piranda1, and J-Francois Gelly2, 1LPMO/CNRS UPR3203, 2Thomson Microsonics (TMX)

PD-10 Highly Integrated 2-D Capacitive Micromachined Ultrasound Transducers. S. Calmes, C.-H. Cheng, F.L. Degertekin*, X.C. Jin, and B.T. Khuri-Yakub, Stanford University

PD-11 Integrated Optical Longitudinal Strain Sensor on a Micromachined Silicon Longitudinal Mode Transducer. Chung-Hoon Lee and Amit Lal, Department of Electrical and Computer Engineering, University of Wisconsin, Madison, 1415 Engineering Dr., Madison, WI 53706

Session: PE TRANSDUCER MODELS & CHARACTERIZATION
Chair: J-F. Gelly
Thomson Microsonics

PE-1 A Finite Element-Electric Circuit Coupled Simulation Method for Piezoelectric Transducers. J. S. Wang* and D. F. Ostergaard, ANSYS, Inc., PA USA

PE-2 Investigation of Broadband Characteristics of PVDF Ultrasonic Transducers by Finite Element Modeling and Experiments. Jun Lan*, Stephen G. Boucher, and Roger H. Tancrell, Airmar Technology Corp., 35 Meadowbrook Drive, Milford, NH 03055

PE-3 FE Simulations of Piezoceramic Disks with a Front Layer of Varying Thickness. J. Kocbach*1, P. Lunde2, and M. Vestrheim1, 1University of Bergen, Bergen, Norway, 2Christian Michelsen Research AS, Bergen, Norway

PE-4 Lamb Wave Propagation Characteristics in a Piezoelectric Ceramic Plate with Spatially Varying Thickness. K. Motegi* and K. Toda, National Defense Academy, Yokosuka, Japan

PE-5 The Study of Lamb Wave Dispersion in Piezoelectric Plate Transducers. J. E. Hyslop* and G. Hayward, Centre for Ultrasonic Engineering, University of Strathclyde, Glasgow, Scotland, UK

PE-6 The Evaluation of the k Factor for Lossy and Composite (Langevin-Type) Piezoelectric Elements. N. Lamberti*1, A. Iula2, R. Carotenuto2, G. Caliano2, and M. Pappalardo2, 1Università di Salerno, 2Università di Roma III

PE-7 Local Characterization of Piezoelectric and Electrostrictive Thin Films Subjected to High Electric Fields. P. Verardi*1, F. Craciun1, and M. Dinescu2, 1CNR Istituto di Acustica, 2Institute of Atomic Physics, NILPRP, Bucarest, Romania

PE-8 Techniques to Determine the Complex Material Constants of Spherical and Cylindrical Ring Resonators. R.D. Tasker*1, M. Lukacs2, and M. Sayer2, 1TASI Technical Software, Kingston, Ontario, Canada, 2Queen's University, Kingston, Ontario, Canada

PE-9 Equivalent Network Analysis of Piezoelectrically-Graded Broadband Ultrasound Transducers. K. Yamada*, J. Sakamura, and K. Nakamura, Tohoku University, Sendai, Japan

Session: PF PHYSICAL ACOUSTICS: NONLINEARITIES
Chair: Y. K. Yong
Rutgers

PF-1 Generation of Cumulative Second Harmonic of Generalized Lamb-Wave Propagation in a Solid Waveguide. Mingxi Deng*, Physics Department, Logistical Engineering University

PF-2 A Nonlinear Amplitude Modulation Phenomenon. Jianjun Chen, Yiwei Mao, Wenhua Jiang, and De Zhang, Institute of Acoustics and State Key Laboratory of Modern Acoustics, Nanjing University

PF-3 Non-Linear Absorption of Elastic Waves in Dislocationless Crystals. A. Smagin, Crystal Co

PF-4 An Experimental Investigation of Magnetoelastic Waves Nonlinear Interaction in Polycrystalline Ferrites with Different Porosity. S.N. Karpachev* and A.I. Yafasov, Physical Department, Moscow State University, Moscow, Russia

PF-5 Fe70B15C15/SiO 2-Type Multilayers for Magneto-Surface-Acoustic Devices. H. Chiriac, M. Pletea*, and M. Neagu, National Institute of Research and Development for Technical Physics, Iasi, Romania

Session: PG GAS AND LIQUID SENSORS
Chair: D. Yuhas
Industrial Measurement Systems

PG-1 Identification of Ion Species in Electrolytic Solutions Using a Surface Acoustic Wave Liquid Flow Sensing System Based on a New Pattern Recognition Method. T. Yamazaki, J. Kondoh, Y. Matsui, and S. Shiokawa, Shizuoka University, Faculty of Engineering

PG-2 Liquid Sensing System Based on Two Port SH-SAW Resonator. T. Nomura*1, A. Saitoh1, and S. Furukawa2, 1Shibaura Institute of Technology, Tokyo, Japan, 2Kyushu Institute of Technology, Fukuoka, Japan

PG-3 Ultrasonic Measurements of Particle Concentration in a Multiphase Flow. J. Carlson*1 and A. Grennberg2, 1Div. of Industrial Electronics, Lulea Univ. of Technology, 2Div. of Signal Processing, Lulea Univ. of Technology

PG-4 Environmental Data Card Utilizing SAW Gas Sensors and PCMCIA Interface. H. Stab*1, M. Ploetner1, O. Berger1, H. -J. Holland2, H. Graetz2, and W. - J. Fischer1, 1Dresden University of Technology, Dresden, Germany, 2Fraunhofer Institute of Microelectronic Circuits and Systems, Dresden, Germany

PG-5 A Study of SAW Gas Sensing versus Gas Concentration. I.V. Anisimkin1, V.I. Anisimkin1, C. Caliendo2, M. Penza3, and E. Verona*2, 1RAS-Institute of Radioengineering and Electronics, Moscow, 2CNR-Institute of Acoustics, O.M.Corbino, Rome, Italy, 3PASTIS-CNRSM, Brindisi, Italy

PG-6 Fundamental Studies on Multi-mode Quartz Crystal Gas Sensors. Shigeyoshi Goka*, Yasuaki Watanabe, Kiwamu Okabe, and Hitoshi Sekimoto, Tokyo Metropolitan University

PG-7 Hockey Stick Developments Extend Range, Improve Accuracy of Clamp-On Flow Measurements. B. J. Dean, and L. C. Lynnworth*, Panametrics, Inc. Waltham, MA

A-2 Measurements and Simulations of Subharmonic Scattering of Ultrasound Contrast Agents. Peter J.A. Frinking*1, Ayache Bouakaz1,2, and Nico de Jong1,2, 1Thoraxcenter, Erasmus University, Rotterdam, The Netherlands, 2Interuniversity Cardiology Institute Netherlands (ICIN), Utrecht, The Netherlands

PG-8 A Novel Angular Rate Sensor Employing Flexural Plate Waves. C. S. Lee1, J. H. Lee2, C. A. Choi2, K. No1, and D. M. Wee1, 1Korea Advanced Institute of Science and Technology, Taejon, Korea, 2Electronics and Telecommunications Research Institute, Taejon, Korea

11:00 a.m. _ 12:30 p.m. Monday, October 18, 1999 Caesars Tahoe

Session: A CONTRAST AGENTS: SUBHARMONICS AND RESPONSE MODELING
Chair: L. Thomas
Acuson

A-1 Implementation of Subharmonic Imaging. F. Forsberg*, W. T. Shi, and B. B. Goldberg, Department of Radiology, Thomas Jefferson University

A-3 Effect of the Shell on Single Pulse Nonlinear Scattering by Contrast Agents. Chien Ting Chin* and Peter N. Burns, Univ. of Toronto/Sunnybrook Hospital

A-4 Shell Resonance Responses in Ultrasound Contrast Agents. J. Allen*1, J. Jones2, D. Kruse1, and K. Ferrara1, 1University of California at Davis, 2University of Virginia

A-5 Nonlinear Scatter from the NC100100 Contrast Agent Comparison of Theory and Experiment. Lars Hoff*1 and Tonni F. Johansen2, 1Dept. of Telecommunications, Norwegian University of Science and Technology, N-7491 Trondheim, and 2Dept. of Biomedical Engineering, Norwegian University of Science and Technology, N-7491 Trondheim

A-6 Experimental and Theoretical Analysis of Echoes from Individual Contrast Agent Microbubbles. K. Morgan*1, J. Allen2, P. Dayton2, A. Klibanov3, M. Anderson4, and K. Ferrara2, 1University of Virginia, Charlottesville, VA, 2University of California, Davis, Davis, CA, 3Mallinckrodt, Inc., St. Louis, MO, 4Duke University, Durham, NC

Session: B ELASTICITY IMAGING
Chair: M. Insana
University of Kansas Medical Center

B-1 Poroelastography: Estimating and Imaging the Poroelastic Properties of Tissues. E.E. Konofagou*1, T. Harrigan2, J. Ophir1, T. Krouskop3, and C. Fife4, 1Ultrasonics Laboratory, Radiology Dpt, UT Medical School, Houston, TX, 2Orthopaedics Dpt, UT Medical School, Houston, TX, 3Physical Medicine and Rehabilitation Dpt, Baylor College of Medicine, Houston, TX, 4Wound Healing Dpt, Hermann Hospital, Houston, TX

B-2 Freehand Elastography of Breast Tumors: A System for Clinical Use. J.C. Bamber*, D.S. Bell, N.L. Bush, M.M. Doyley, F.G. Fuechsel, and N.M. Miller, Institute of Cancer Research and Royal Marsden Hospital, Sutton, Surrey, UK

B-3 Elastographic Imaging of Thermally Ablated Tissue In Vitro. M.M. Doyley, J.C. Bamber, N.L. Bush, I. Rivens, and G.R. ter Haar, Institute of Cancer Research and Royal Marsden Hospital, Sutton, Surrey, UK

B-4 Imaging the Stiffness of the Vitreous Body with Acoustic Radiation Force. L.A. Negron*1, T.J. Mondzelewski1, M.J. McAllister1, F.J. Fernandez1, C.A. Toth2, and W.F. Walker1, 1University of Virginia, Charlottesville VA, 2Duke University, Durham NC

B-5 Point Response of Vibro-Acoustography System. M. Fatemi* and J. F. Greenleaf, Mayo Clinic and Foundation, Rochester, MN

B-6 Complex-Valued Absolute Stiffness Estimation Using Dynamic Displacement Meaurements and Local Inversion of Conservation of Momentum. T. E. Oliphant*1, J. L Mahowald2, R. L Ehman2, and J. F. Greenleaf1, 1Ultrasound Research, Mayo Foundation, Rochester, MN, USA, and 2Magnetic Resonance Research, Mayo Foundation, Rochester, MN, USA

Session: C BULK WAVE EFFECTS I
Chair: A. Ballato
U.S. Army CECOM

C-1 (Invited) Dual-mode Oscillators for Clocks and Sensors. J. R. Vig, US Army Communications-Electronics Command

C-2 Thickness Vibrations of Piezoelectric Plates with Dissipation. P. C. Y. Lee*1, N. H. Liu1, and A. Ballato2, 1Princeton University, NJ, 2US Army Communication-Electronics Command, NJ

C-3 On the Accuracy of the Stiffness Effect of the Electrode of Crystal Resonators with Mindlin Plate Theory. J. Wang*1, J.-D. Yu1, Y.-K. Yong2, and T. Imai3, 1Epson Palo Alto Laboratory, 3145 Porter Dr Ste 104, Palo Alto, CA 94304, 2Dept of Civil & Environmental Eng, Rutgers Univ, Piscataway, NJ 08855, 3EM Tech Lab, Seiko Epson Corporation, 3-3-5 Owa, Suwa-shi, Nagano-ken 392, Japan

C-4 Extensional, Thickness-Stretch and Symmetric Thickness-Shear Vibrations of a Piezoelectric Ceramic Disk. P. C. Y. Lee*1, R. Huang1, W. S. Lin2, and J. D. Yu3, 1Princeton University, 2AT&T R&D Headquarters, 3Epson Palo Alto Lab

C-5 Calculating Multimode Generation in BAW Transducers and Resonators. E. Adler*, ECE Dep., McGill University, Montreal, QC, Canada

Session: D NEW SAW MATERIALS
Chair: J. A. Kosinski
U.S. Army CECOM

D-1 Experimental and Theoretical Analysis of SAW Properties of the Langasite Substrate with Euler Angle (0°,140°,y). Akihiro Bungo*, Chunyun Jian, Kunio Yamaguchi, Yoshihisa Sawada, Ryouhei Kimura, and Satoshi Uda, Mitsubishi Materials Corp. Microelectrics Laboratories, 2270 Yokoze Chichibu Saitama Pref. 368-8503, Japan

D-2 Metal Strip Reflectivity and NSPUDT Orientations in Langanite, Langasite, and Gallium Phosphate. Mauricio Pereira da Cunha* and Saulo de Azevedo Fagundes, University of Sao Paulo

D-3 Theoretical Analysis of SAW Propagation Characteristics under the Strained Medium and Applications for High Temperature Stable High Coupling SAW Substrates. K. Yamanouchi*1, K. Kotani2, H. Odagawa2, and Y. Cho2, 1Tohoku Institute of Technology, 2Research Institute of Electrical Communication, Tohoku University

D-4 Imaging Surface Acoustic Waves on GaAs by X-Ray Diffraction Techniques. W. Sauer*1, M. Streibl1, A. G. C. Haubrich1, T. H. Metzger1, S. Manus1, A. Wixforth1, J. Peisl2, A. Mazuelas2, J. Hartwig2, and J. Baruchel2, 1Ludwig-Maximilians-Universitaet Muenchen, Germany, 2ESRF, Grenoble, France

D-5 Optimal Cut of Langasite for High Performance SAW Devices. N. F. Naumenko*1 and L. P. Solie2, 1Moscow Steel & Alloys Inst., Moscow, Russia, 2Sawtek Inc., Orlando, FL

D-6 Extraordinary Case of SAW Acceleration Due to Surface Electrical Shorting of Piezoelectrics. V.G. Mozhaev1 and M. Weihnacht*2, 1Physical Department, Moscow State University, Russia, 2Institute for Solid State and Materials Research, Dresden, Germany

Session: E AIR-COUPLED TRANSDUCERS
Chair: R. H. Tancrell
Airmar Technology Corp.

E-1 Air-coupled Non-destructive Evaluation Using Micromachined Ultrasonic Transducers. S. T. Hansen*, F. L. Degertekin, and B. T. Khuri-Yakub, Stanford University, Stanford, CA

E-2 Self-Reciprocal Calibration of Micromachined Capacitance Transducers in Air. L. Sun*1, D. W. Schindel2, and M. Sayer1, 1Physics Department, Queen's University, Kingston, Canada K7L 3N6, 2MicroAcoustic Instruments Inc., 460 Wilbrod Street, Suite 2, Ottawa, Ontario, Canada K1N 6M8

E-3 Beam Profile Measurements and Simulations for Air-Coupled Ultrasonic Transducers. G. Benny* and G. Hayward, Centre for Ultrasonic Engineering, Department of Electronic and Electrical Engineering, University of Strathclyde, Glasgow, U.K. G1 1XW

E-4 Analyses and Measurements of Acoustically Matched Air-Coupled Tonpilz Transducers. C. DeSilets*2, G.L. Wojcik1, K. Masterton2, and L. Nikodym1, 1Weidlinger Associates Inc., Los Altos, CA, 2Ultrex Corp., Lynnwood, WA

E-5 Design of an Ultrasonic Senosor to Emulate Bat Bio-sonars. A. S. Fiorillo*, University of Sannio, School of Information Engineering and Computer Science Palazzo dell'Aquila Bosco Lucarelli, Piazza Roma, 82100 Benevento, Italy

E-6 Theory of Curved Clamped PVDF Acoustic Transducers. Minoru Toda*1 and Soitiro Tosima2, 1Measurement Specialty Inc., 950 Forge Ave., Norristown, PA, 2Consultant

2:00 p.m. _ 3:30 p.m. Monday, October 18, 1999 Caesars Tahoe

Session: F CONTRAST AGENTS: DESTRUCTION, PHAGOCYTOSIS, AND CHARACTERIZATION
Chair: N. De Jong
Thoraxcentre

F-1 Optimization of Contrast Agent Destruction. J. E. Chomas*1, P. Dayton1, K. Morgan2, A. L. Klibanov3, and K. W. Ferrara1, 1University of California, Davis, CA, 2University of Virginia, Charlottesville, VA, 3Mallinckrodt Inc., St. Louis, MO

F-3 Improved Ultrasound Contrast Detection Combining Harmonic Power Doppler with a Release-Burst. J. Kirkhorn*1, P.J.A. Frinking2, N. de Jong2, and H. Torp1, 1Norwegian University of Science and Technology, Trondheim, Norway, 2Erasmus University, Rotterdam, The Netherlands

F-2 Selective Destruction of Contrast Agent Microspheres. Ayache Bouakaz* and Kirk K. Shung, Pennsylvania State University, University Park, PA

G-4 Performance of High Frequency PZT Fiber Composite and PVDF Transducers. J. Z. Zhao*1, C. Alves2, K. A. Snook1, R. J. Mayer1, T. A. Ritter1, and K. K. Shung1, 1The Pennsylvania State University, 2Federal Center of Technological Education, RJ, Bolsista CAPES, Brazil

G-5 1-3 Piezoelectric Composites for High Power Ultrasonic Transducer Applications. X. C. Geng*1, T. A. Ritter2, and K. K. Shung2, 1Blatek, Inc., 2820 East College Avenue, State College, PA 16801, 2Center for Medical Ultrasonic Transducer Engineering, The Pennsylvania State University

F-4 Parametric Study of Peak Negative Pressure Distribution and its Relationship to Bubble Destruction. J. D'hooge*1, M. Schrooten2, B. Bijnens2, J. Thoen3, F. Van de Werf2, P. Suetens1, and G. R. Sutherland2, 1K.U. Leuven, Medical Image Computing, 2K.U. Leuven, Dept. of Cardiology, 3K.U. Leuven, Laboratory for Acoustics, Physics

F-5 Ultrasound Contrast Agents Phagocytosed by Leukocytes Demonstrate Acoustic Activity. Paul Dayton*1, Jonathan Lindner2, Matthew Coggins2, James Chomas1, and Kathy Ferrara1, 1University of California, Davis, CA, USA, 2University of Virginia, Charlottesville, VA, USA

F-6 A Device for Measurement of Attenuation Coefficient and Phase Velocity of Highly Concentrated Ultrasonic Contrast Agents. M. S. Hughes*1, J. N. Marsh2, A. L. Klibanov1, G. H. Brandenburger1, and J. G. Miler3, 1Mallinckrodt Inc. 675 McDonnell Blvd, Hazelwood, MO, USA, 2Barnes-Jewish Hospital, Cardiology Research Division, 3Laboratory for Ultrasonics, Physics Department, Washington University in St. Louis

Session: G TRANSDUCERS
Chair: L. Brown
South Dakota State University

G-1 Intracardiac Ultrasound Catheter using a Micromachine(MEMS) Actuator. J.M. Zara*1, S. Bobbio2, S. Goodwin-Johansson3, and S.W. Smith1, 1Duke University, Durham, NC, 2UNC-Charlotte, Charlotte, NC, 3MCNC, Research Triangle Park, NC

G-2 Low Noise Design of Ultrasonic Transducers. Alf Püttmer1, Niels Hoppe*2, and Peter Hauptmann2, 1Siemens AG, A&T GT, P. O. Box 21 12 62, 76181 Karlsruhe, Germany, and 2Otto-von-Guericke-University Magdeburg, Department of Electrical Engineering, Institute for Measurement Technology & Electronics (IPE), P. O. Box 4120, 39016 Magdeburg, Germany

G-3 Ellipsoidal Hydrophone with Improved Characteristics. A. R. Selfridge*1 and J. P. Goetz2, 1Ultrasonic Devices Inc., 2Specialty Engineering Associates

G-6 Multi-Layer PZT/Polymer Composite Transducer to Increase Signal-to-Noise Ratio and Bandwidth for Medical Ultrasound. D. M. Mills* and S. W. Smith, Department of Biomecial Engineering, Duke University, Durham, NC, USA

Session: H BULK WAVE EFFECTS II
Chair: P.C.Y. Lee
Princeton University

H-1 BAW Temperature Sensitivity and Coupling in Langanite. M. Pereira da Cunha*1, E. L. Adler2, and D. C. Malocha3, 1University of Sao Paulo, 2McGill University, 3University of Central Florida

H-2 A BAW Antenna Duplexer for the 1900 MHz PCS Band. J. D. Larson III*1, R. Ruby1, P. Bradley1, and Y. Oshmyansky2, 1Hewlett-Packard Laboratories, 2Hewlett-Packard, Wireless Semiconductor Div

H-3 Pulsed Ultrasonic Actuation of Polysilicon Surface Micromachines. V. Kaajakari and A. Lal, Department of Electrical and Computer Engineering, University of Wisconsin, Madison, 1415 Engineering Dr., Madison, WI, USA

H-4 Explicit Relations for the Piezoelectric Coupling Factors of Rotated 6mm Plates. A. Ballato*, US Army Communications-Electronics Command, Fort Monmouth, New Jersey, USA

H-5 (Invited) Applications of Thin-Film Transducers to BAW Devices for Microwave Frequency Electronic Systems. L. A. Gore and E. K. Kirchner*, Teledyne Electronic Technologies, Mtn. View, CA

Session: I SAW DEVICE PHYSICS
Chair: W. D. Hunt
Georgia Institute of Technology

I-1 Impact of SAW Device Passivation on RF Performance. B.W. Marks* and D.W. Sheddrick, R F Monolithics, Inc., 4441 Sigma Road, Dallas, TX 75244 USA

I-2 Bulk Wave Excitation From Finite Length SAW Transducers Including Massloading. K. J. Gamble* and D. C. Malocha, University of Central Florida

I-3 Asymmetric Acoustic Radiation in Leaky SAW Resonators on Lithium Tantalate. J. V. Knuuttila*1, J. Koskela1, P. T. Tikka1, C.S. Hartmann2, V. P. Plessky3, and M. M. Salomaa1, 1Materials Physics Laboratory, Helsinki University of Technology, FIN-02015 HUT, Finland, 2RF SAW Components, TX 75214, Dallas, USA, 3Thomson Microsonics, 2000 Neuchatel, Switzerland

I-4 Transverse Plate Mode Resonators Exhibiting Very High Quality Factors and Small Insertion Losses. J.-B. Briot and S. Ballandras*, LPMO/CNRS UPR 3203

I-5 Magnetically Transduced Surface Acoustic Wave Devices. K. A. Ellis*, R. B. van Dover, T. J. Klemmer, and G. B. Alers, Lucent Technologies, Bell Labs, 600 Mountain Ave., Murray Hill, NJ, USA

I-6 SAW Tomography - Spatially Resolved Charge Detection by SAW in Semiconductor Structures for Imaging Applications. M. Streibl1, A. Wixforth*1, C. Kadow2, and A.C. Gossard2, 1Sektion Physik, LMU and CeNS, Geschw.-Scholl-Pl. 1 , D-80539 Munich, Germany, 2Materials Departement and QUEST, University of California, Santa Barbara, California 93106

Session: J SIMULATION AND ANALYTICAL ULTRASONICS
Chair: N. Batra
Naval Research Lab

J-1 (Invited) Simulation of Ultrasonic Testing of Complex-Structured Materials and Components. M. Spies*, Fraunhofer-Institute for Nondestructive Testing IZFP, Saarbruecken, Germany

J-2 Array Design Based on Non-Linear Equation Constraints. L. Medina*1 and C. Wykes2, 1Universidad Nacional Autonoma de Mexico, Mexico D. F., Mexico, 2University of Nottingham, England

J-3 Ultrasonic Microscopy Using Low Frequency Transducers. R. Demirli* and J. Saniie, Department of Electrical and Computer Engineering, Illinois Institute of Technology

J-4 Reflection of the Second Harmonic from a Sharp, Nonlinear Boundary Using the Scanning Acoustic Microscope. R. G. Maev*, B. O'Neill, and F. M. Severin, School of Physical Sciences, University of Windsor

J-5 Application of Adaptive-Network-Based Fuzzy Inference System to Frequency-Diverse Ultrasonic Signals. H.C. Sun* and J. Saniie, Department of Electrical and Computer Engineering, Illinois Institute of Technology

4:00 p.m. _ 5:30 p.m. Monday, October 18, 1999 Caesars Tahoe

Session: K BLOOD FLOW WITH CONTRAST AGENTS
Chair: K. W. Ferrara
University of California-Davis

K-1 Site-Targeted Acoustic Contrast Agent Aids in Delineation of Tissue Factor Expression After Balloon Angioplasty. C.S. Hall*, G.M. Lanza, D.R. Abendschein, D.E. Scherrer, M.J. Scott, J.N. Marsh, and S.A. Wickline, Washington University School of Medicine

K-2 Blood Flow Estimation with Harmonic Flash Echo Imaging. W.T. Shi*, F. Forsberg, J.B. Liu, N.M. Rawool, and B.B. Goldberg, Thomas Jefferson University, Philadelphia, PA USA

L-3 A Periodic Finite Element Formulation for the Design of 2-2 Composite Transducers. Sylvain Ballandras*1, Guillaume Pierre2, William Steichen3, and Fabrice Blanc1, 1LPMO/CNRS UPR 3203, 2Framatome, 3Thomson Microsonics

K-3 Brain Perfusion using Contrast Agent Specific Imaging Modes. W. G. Wilkening*1, J. Federlein2, T. Postert2, J. Rose2, T. Buettner2, and H. Ermert1, 1Dept. of Electrical Engineering, Ruhr-University, Bochum, Germany, 2Dept. of Neurology, Ruhr-University

K-4 Assessing Blood Flow in Isolated Pig Heart with USCA. Laurent Gerfault*1, Eric Helms2, Vincent Bailleau1, Nicolas Rognin2, Gerard Finet2, Marc Janier2, and Christian CACHARD2, 1CREATIS, CNRS Research Unit (UMR 5515), affiliated to INSERM, INSA 502, Villeurbanne, 69621, 2CREATIS UCB Lyon 1, Villeurbanne, 69622

K-5 Unexpected Doppler Effects from Contrast Agents Moving through an Ultrasound Field. P. Tortoli*1, M. Pratesi1, F. Guidi1, and V. Michelassi2, 1Electronic Engineering Dept., University of Florence, 2Dept. of Mechanical and Industrial Eng., University of Roma III

K-6 Generation of Ultrasound Contrast Bubbles in In Vivo Canine Urinary Bladder for Possible Diagnosis of Urinary Reflux. E.Y. Hwang*, J.B. Fowlkes, and P.L. Carson, University of Michigan, Department of Radiology

Session: L COMPOSITE TRANSDUCERS
Chair: W. Smith
ONR

L-1 Multilayer Ceramics and Composites for Ultrasonic Imaging Arrays. M. Zipparo* and C. Oakley, Tetrad Corporation, Englewood, CO 80112

L-2 Multilayer Piezocomposite Ultrasonic Transducers Operating Below 50 kHz. A. Cochran*1, V. Murray2, and G. Hayward1, 1University of Strathclyde, Centre for Ultrasonic Engineering, 2Sonavision Ltd

L-4 Hydrophone Arrays and 1-3 Composites from Piezoelectric Hollow Spheres. S. Alkoy*1, R. J. Meyer, Jr.1, A. C. Hladky-Hennion2, W.J. Hughes3, J. K. Cochran, Jr.4, and R. E. Newnham1, 1Materials Research Laboratory, Pennsylvania State University, University Park, PA 16802, 2IEMN - Departement I.S.E.N., 41 Boulevard Vauban, 59046 Lille, France, 3Applied Research Laboratory, Pennsylvania State University, University Park, PA 16802 , 4School of Materials Sci. and Eng., Georgia Institute of Technology, Atlanta, GA 30332

L-5 Modification of the Passive Phase for Frequency Agility within 1-3 Connectivity Piezocomposite Transducers. R. L. O'Leary*, A. C. S. Parr, and G. Hayward, Centre for Ultrasonic Engineering, Department of Electronic and Electrical Engineering, The University of Strathclyde, 204 George Street, Glasgow, Scotland

L-6 Wave Propagation in 0-3/3-3 Connectivity Composites with Complex Microstructure. T. Gomez Alvarez-Arenas1, A.J. Mulholland*2, G. Hayward1, and J. Gomatam2, 1The Centre for Ultrasonic Engineering, University of Strathclyde, Glasgow, U.K., 2Glasgow Caledonian University, Glasgow, U.K

Session: M BULK WAVE EFFECTS III
Chair: J. R. Vig
U.S. Army, Fort Monmouth

M-1 (Invited) Thin Film Resonators and Filters. K. M. Lakin, TFR Technologies, Inc., 63140 Britta St. Suite C106, Bend, OR 97701 USA

M-2 BAW Resonators for RF Filters Based on Aluminum Nitride Thin Films. M.-A. Dubois and P. Muralt*, Ceramics Laboratory, Swiss Federal Institute of Technology, Lausanne, Switzerland

M-3 The Influence of ZnO and Electrode Thickness on the Performance of Thin Film Bulk Acoustic Wave Resonators. P. Osbond, M. R. Cox, S. P. Marsh, C. M. Beck*, and C. J. Brierley, Marconi Materials Technology, Caswell, Towcester, Northamptonshire, NN12 8EQ, UK

M-4 (Invited) Ultrasonic Phase Conjugate Waves - Generation, Visualization, and Applications. K. Takagi*, Institute of Industrial Science, University of Tokyo

Session: N MODELING AND ANALYSIS OF

SAW FILTERS
Chair: D. F. Thompson
R F Monolithics

N-1 Material, Geometry, and Frequency Independent Bivariate Universal Functions for the Analysis of Mechanical and Electrical Loading Effects in Acoustic Devices: A Fast-MOM Approach. A. R. Baghai-Wadji*, Vienna University of Technology

N-2 Fast Determination of Coupling-of-Modes Parameters Based on Strip Admittance Approach. K. Hashimoto*1,2, J. Koskela2, and M.M. Salomaa2, 1Dept. of Electron. Mechanical Eng., Chiba University, 2Material Physics Laboratory, Helsinki University of Technology

N-3 Improved Time Domain Diffraction Analysis for SAW Transducers of Arbitrary Shape. M. Jungwirth*1, T. Greifeneder1, K. Scheiblhofer1, A. Stoegmueller1, R. Weigel1, D.C. Malocha2, W. Ruile3, and C.C.W. Ruppel3, 1Johannes Kepler University Linz, Austria, 2University of Central Florida, Florida, 3Siemens AG Munich, Germany

N-4 Modeling and Visualization of "Diffraction Like" Coupling in SAW Transversely Coupled Resonators Filters. M. Solal*1, J. Knuuttila2, P.T. Tikka2, and M.M. Salomaa2, 1Thomson Microsonics, 399 Rte des Cretes, BP 232, 06904 Sophia Antipolis, France, 2Material Physics Laboratory, Helsinki University of Technology, FIN-02015 HUT, Finland

N-5 Quasi-static Analysis of Floating-Electrode Unidirectional SAW Transducers (FEUDT's). David P. Morgan*, Impulse Consulting

N-6 On Universal Two-Dimensional Modeling of SAW Devices With Complex Architectures. Boris Sveshnikov* and Alexey Shitvov, Nizhny Novgorod State University

Session: O ACOUSTIC MICROSCOPY AND MATERIALS CHARACTERIZATION
Chair: L. W. Kessler
Sonoscan Inc.

O-1 Quantitative Scanning Acoustic Microscopy Investigation of Cortical Bone Using a Multi Layer Analysis Method. K. Raum*1, J. Brandt2, and U. Cobet1, 1Institute of Medical Physics and Biophysics, Halle, Germany, 2Orthopedical Clinic, Halle, Germany

O-2 Efficient Correction of LSAW Velocities on Thin Specimens Measured by LFB Acoustic Microscopy. Y. Ohashi* and J. Kushibiki, Tohoku University, Sendai, Japan

O-3 Development of a Scan System for Rayleigh, Shear and Longitudinal Wave Velocity Mapping. R. Martin* and S. Sathish, University of Dayton Research Institute, Dayton, Ohio

O-4 Elastic Properties of GaAs Obtained by Inversion of Laser-Generated Surface Acoustic Wave Measurements. C. M. Flannery*, E. Chilla, and H.-J. Fröhlich, Paul-Drude-Institut fuer Festkorperelektronik, Berlin, Germany

O-5 Characterization of Elastic Properties of 25 nm-thick Oxide Films by Surface Brillouin Spectroscopy. O. Lefeuvre1, A. Briggs1, O. Kolosov1, and Y. Tsukahara*2, 1Oxford University, U. K., 2Toppan Printing Co., Ltd, Japan

O-6 Low-Cost Ultrasound Imaging Device that Uses Optimal-Lag Pulse Shaping Filters. M. Fomitchev*, Y. Grigorashvily, and S. Volkov, Moscow Institute of Electronic Engineering

8:00 a.m. _ 9:30 a.m. Tuesday, October 19, 1999 Caesars Tahoe

Session: Q BLOOD FLOW
Chair: H. Routh
ATL Ultrasound

Q-1 Effective and Flexible Wall Filter for Pulsed Doppler Signals. Yi Zheng*1 and James F. Greenleaf2, 1Department of Electrical Engineering, St. Cloud State University, St. Cloud, MN 56301, 2Ultrasound Research Laboratory, Mayo Clinic and Mayo Foundation, Rochester, MN 55905

Q-2 Accuracy of Blood Velocity Measurements Using Diffraction-Grating Transducers. D. Vilkomerson*, D. Lyons, T. Chilipka, and P. Domagala, EchoCath, Inc.

Q-3 A New Estimator for Vector Velocity Estimation. J.A. Jensen* and P. Munk, Dept Info. Techn., Techn. Univ. Denmark

Q-4 A Performance Comparison of Two Vector Flow Tracking Techniques. M. E. Anderson, L. N. Bohs, and S. C. Gebhart, Duke University

Q-5 High Resolution Blood Flow Mapping in the Anterior Segment of the Eye. D. E. Kruse*1, R. H. Silverman2, S. D. Erickson1, D. J. Coleman2, and K. W. Ferrara1, 1University of Virginia, Charlottesville, VA, 2Weill College of Medicine of Cornell University, New York, NY

Q-6 High Frequency 3D Color Flow Imaging of the Microcirculation. D. E. Goertz*, J. L. Yu, R. S. Kerbel, P. N. Burns, and F. S. Foster, Dept. of Medical Biophysics, Univ. of Toronto

Session: R TRANSDUCER MATERIALS AND TRANSDUCERS
Chair: Q. Zhang
Penn State University

R-1 (Invited) High Strain, High Coupling Piezoelectric Ferroelectric Single Crystals: Current Status and Future Prospects. L. Eric Cross, Evan Pugh Professor of Electrical Engineering, Materials Research Laboratory, The Pennsylvania State University, University Park, PA 16802 USA

S-3 Compression of a Fiber Mat Under High Amplitude Ultrasonics. M. H. Choi, J. H. Jong, P. H. Brodeur*, and J. P. Gerhardstein, Institute of Paper Science and Technology, Atlanta, GA

R-2 Single Crystal Composites, Transducers, and Arrays. M. Zipparo*1, C. Oakley1, W. Hackenberger2, and L. Hackenberger2, 1Tetrad Corporation, Englewood, CO, 2TRS Ceramics, Inc., State College, PA

R-3 Single Crystal Transducers for Ultrasonic Imaging Applications. T. R.(Raj) Gururaja*, Rajesh Panda, Heather Beck, and Jie Chen, Imaging Systems, Hewlett-Packard, Andover, MA 01810

R-4 Characterization of High Power Electroactive Transduction Materials. E. A. McLaughlin* and J. M. Powers, NAVSEA Newport, Newport, RI, USA

R-5 A Comparison of Nonlinear Models for Electrostrictive Materials. Harold C. Robinson*, NAVSEA Newport

Session: S SCATTERING AND NONLINEAR EFFECTS
Chair: M. Breazeale
NCPA

S-1 Simulation of Gas Bubble Scattering for Large Mach-numbers. B.A. Angelsen1, L. Hoff2, and T.F. Johansen*1, 1Dept of Physiol and Biom Eng, NTNU, Trondheim, Norway, 2Dept of Telecom, NTNU, Trondheim, Norway

S-2 Ink Mist Jet Generation Using Low Frequency Focused Ultrasonic Waves and Nozzle. S. Kameyama*1, H. Fukumoto2, T. Kimura1, and S. Wadaka1, 1Information Technology R&D Center, Mitsubishi Electric Corporation, Kamakura, Kanagawa, Japan, and 2Advanced Technology R&D Center, Mitsubishi Electric Corporation, Amagasaki, Hyogo, Japan

T-3 Original Basic Properties of Generalized SAW Green's Functions. J.M. Hode* and J. Desbois, Thomson Microsonics, 399 Route des crêtes BP 232 06904 Valbonne-Sophia Antipolis, France

S-4 Principles of a Mechanical Type Saser. M.F. Leach*1, D.E. Goldsack2, and C. Kilkenny1, 1Department of Physics and Astronomy, 2Centre in Mining and Mineral Exploration Research

S-5 Numerical Simulation of Nonlinear Wave Propagation in Thermoviscous Fluids Including Dissipation. J. Hoffelner*1,2, H. Landes1,2, M. Kaltenbacher2, and R. Lerch1,2, 1Christian Doppler Laboratory for Electromagnetic Sensors and Actuators, Linz, Austria, 2Department of Electrical Measurement Technology, Johannes Kepler University of Linz, Austria

S-6 Nonlinear Self-Localized Magnetoelastic Surface Waves in Magnets. I.E. Dikshtein*1 and S-H. Salk2, 1Institute of Radioengineering and Electronics, Moscow, Russia, 2Pohang University of Science and Technology, Pohang, Korea

Session: T SAW MODELING
Chair: M. Pereira da Cunha
University of Sao Paulo

T-1 Theory for Shear Horizontal Surface-Acoustic Waves in Finite Synchronous Resonators. J. Koskela*1, V. P. Plessky2, and M. M. Salomaa1, 1Materials Physics Laboratory, Helsinki University of Technology, FIN-02015 HUT, Finland, 2Thomson Microsonics, SAW Design Bureau, CH-2000 Neuchatel, Switzerland

T-2 Dispersion Properties of ZnO/Diamond Layered Structures Under Periodic Metal Gratings. H. Kitabayashi* and P. M. Smith, McMaster University

U-3 Resonance Antireflection for Ultrasonic Density Measurements. M. Hirnschrodt*1, A. v. Jena2, T. Vontz2, B. Fischer2, R. Lerch1, and H. Meixner2, 1University of Linz, Austria, 2Siemens AG ZT KM2, München, Germany

T-4 Dyadic Green's Functions for Multi-Layer SAW Substrates. P. M. Smith*, McMaster University, Hamilton, Ontario, Canada

T-5 A Mixed FEM/BEM Model to Characterize Surface Waves on Multilayer Substrate. S. Camou and S. Ballandras*, LPMO/CNRS UPR 3203

T-6 Analysis of Pseudo-Surface Waves (PSAW) and High Velocity Pseudo-Surface Waves (HVPSAW) in Quartz Periodic Structures with Electrode Fingers. Y-K Yong*1 and S. Kanna2, 1Civil & Environmental Engineering, Rutgers University, 2Seiko Epson, Inc

Session: U WAVE PROPAGATION AND CHARACTERIZATION
Chair: J-I. Kushibuki
Tohoku University

U-1 Embedded Acoustic Fibre Waveguides for Lamb Wave Condition Monitoring. D. Atkinson* and G. Hayward, Centre for Ultrasonic Engineering, EEE Dept., University of Strathclyde, Royal College Building, 204 George Street, Glasgow, UK, Gl lXW

U-2 Thin Plate Longitudinal Vibrator Touch Probe Sensor Using PZT Thin Film. M. K. Kurosawa*1, T. Kanda2, T. Morita3, and T. Higuchi2, 1Tokyo Institute of Technology, 2The University of Tokyo, 3Institute of Physical and Chemical Research

U-4 An Evaluation of the Thin Plate Theory for the Prediction of Dispersion Behavior of Wedge Waves Based on Broadband Laser Ultrasound Measurements. C. H. Yang* and J. S. Liaw, Chang Gung University

U-5 Derivation and Simulation of Source Function for Acoustic Logging. Lin Fa*1, Castnagna P. John1, and Jems M. Hovem2, 1Institute for Exploration and Development Geosciences, Unversity of Oklahoma, 2Faculty of Electrical Engineering and Computer Science, The Norwegian institute of Technology

U-6 Ultrasound Velocity and Mechanical Properties of Metals and Alloys. L. Zuev*, B. Semukhin, K. Bushmeleva, and V. Afanasyev, Tomsk State University

9:30 a.m. _ 11:00 a.m. Tuesday, October 19, 1999
POSTER SESSIONS Caesars Tahoe - Nero Hallway

Session: PH TISSUE CHARACTERIZATION I
Chair: T. Van der Steen
Thoraxcentre, The Netherlands

PH-1 Parametric Identification of Compact Bone by Ultrasonic Interferometery. Martine Pithioux, Philippe Lasaygues*, Patrick Chabrand, and Michel Jean, CNRS - LMA

PH-2 Duct Size Detection and Estimation in Breast Tissue. K. D. Donohue*1, L. Huang1, V. Genis2, and F. Forsberg3, 1University of Kentucky, Lexington, KY, 2Drexel University, Philadelphia, PA, 3Thomas Jefferson University Hospital, Philadelphia, PA

PH-3 In Vitro Study of Lateral Wave in Human Cortical Bone. E. Camus*1,2, M. Talmant1, G. Berger1, and P. Laugier1, 1LIP University Paris 6-CNRS, Paris, France, 2DMS, Montpellier, France

PH-4 Attenuation Coefficient and Speed of Sound in Immature and Mature Rat Cartilage: a Study in the 30-70 MHz Frequency Range. B. Pellaumail*1, V. Dewailly1, D. Loeuille2, P. Netter2, G. Berger1, and A. Saied1, 1LIP CNRS-University Paris 6, Paris, France, 2Lab Pharmacologie CNRS-University Nancy 1, Nancy, France

PH-5 Ultrasonic Strain Measurements of Tendon. P.-C. Li*1, P.-L. Kuo2, and C.-T. Shun3, 1Department of Electrical Engineering, National Taiwan University, 2Department of Physical Medicine and Rehabilitation, National Taiwan University Hospital, 3Department of Pathology, National Taiwan University Hospital

PH-6 Experimental Study of the First Stages of Microbial Growth in Human Fluid Cultures by Ultrasound. F. Montero*1 and J. R. Maestre2, 1Instituto de Acfastica, 2Hospital del Aire, Servicio de Microbiología

PH-7 A System-Based Simulation Model of the Ultrasound Signal Backscattered by Blood. I. Fontaine*1, M. Bertrand2, and G. Cloutier1, 1Laboratory of Biomedical Engineering, Clinical Research Institute of Montreal, 2Biomedical Engineering, Ecole Polytech-nique of Montreal

Session: PI TISSUE CHARACTERIZATION II
Chair: E. Feleppa
Riverside Research Institute

PI-1 An Accurate Method for Measuring Complex Acoustic Impedance of Biological Tissues Using an Impedance Transformer. H. Takigawa*, Y. Furumoto, R. Hatakeyama, N. Tagawa, and T. Moriya, Tokyo Metropolitan University, Hachioji, Tokyo, Japan

PI-2 System Independent Tissue Typing of Human Testis and Prostate. K. V. Jenderka*1, T. Gaertner1, M. Zacharias2, H. Heynemann2, and U. Cobet1, 1Institute of Medical Physics and Biophysics, 2Urological Clinic, Martin-Luther-University, Halle, Germany

PI-4 A Study on Frequency Dependence of Ultrasound Attenuation of Biological Tissue in the Frequency Range of 2-40 MHz. K. Nakajima*1, N. Kudo1, K. Yamamoto1, T. Mikami2, and A. Kitabatake2, 1Graduate School of Engineering, 2School of Medicine, Hokkaido Univesity, Sappro, Japan

PI-3 Tissue Elasticity Reconstruction Based on Three-Dimensional Displacement Data Estimated by the Weighted Phase Gradient Method. N. Nitta*1, T. Shiina1, and E. Ueno2, 1Institute of Information Sciences and Electronics, University of Tsukuba, Tsukuba, Japan, 2Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Japan

Session: PJ NON-LINEAR EFFECTS & BIOEFFECTS
Chair: M. S. Hughes
Mallinckrodt

PJ-1 A High-Magnification and High-Speed System for the Observation of Microbubbles Under Ultrasound Exposure. K. Kuribayashi1, N. Kudo*1, M. Natori2, and K. Yamamoto1, 1Hokkaido University, Sapporo, Japan, 2Natinal Okura Hospital, Japan

PJ-2 Time-Domain Solution of the Temperature Increase Estimate Induced by Diagnostic Ultrasound. M. Goueygou*1, J. G. Harris2, and W. D. O'Brien, Jr.1, 1Bioacoustics Research Lab, University of Illinois at Urbana-Champaign, 2Theoretical and Applied Mechanics, University of Illinois at Urbana-Champaign

PJ-3 Experimental Evaluation of Acoustic Saturation. J. M. Sempsrott* and W. D. O'Brien, Jr., Bioacoustics Research Laboratory, University of Illinois

PJ-4 Time-Domain Nonlinear Distortion of Pulsed Finite-Amplitude Sound Beam: Calculation and Experimental. J. P. Remenieras, O. Boumatar, V. Labat, N. Felix, and F. Patat, GIP Ultrasons/LUSSI EA 2120; Tours; France

PJ-5 Biological Effects of Low Frequency Ultrasound on the Skin. A. Boucaud*1, J. Montharu2, F. Patat1, L. Vaillant1,3, and L. Machet1,3, 1GIP Ultrasons / Laboratoire Ultrasons, Signaux et Instrumentation, Tours, France, 2Laboratoire de Biologie Cellulaire et RMN, Tours, France, 3Service de Dermatologie, CHU de Tours, France

Session: PK THIN FILMS FOR TRANSDUCERS
Chair: Y. Takeuchi
Kagoshima University

PK-1 Direct Characterization of ZnO Films in Composite Resonators by the Resonance Spectrum Method. Y. Zhang*1, Z. Wang1, J.D.N. Cheeke1, and F.S. Hickernell2, 1Physics Department, Concordia University, Montreal, Quebec H3G 1M8 Canada, 2Motorola Inc., Systems Solutions Group, Scottsdale, Arizona 85257 USA

PK-2 Selective Area PZT-Preparation by Sol-Gel Method. T. Omori*, H. Makita, M. Takamatsu, K. Hashimoto, and M. Yamaguchi, Chiba University

PK-3 Thin Film Effects in The Ferroelectric PbTiO3. K. Wasa*1, R. Ai1, Y. Ichikawa2, D. Schlom3, S. Trolier-McKinstry3, Q. Gan4, and C. Eom4, 1Yokohama City University, Yokohama Japan, 2RITE Institute, Kyoto Japan, 3Penn State University, Univ. Park, PA USA, 4Duke University, Durham, NC USA

PK-4 Nb-Doped PbTiO3 Films Deposited on MgO Substrates. R. C. Ibrahim*1, T. Horiuchi2, T. Shiosaki3, and K. Matsushige2, 1University of Sao Paulo, Sao Paulo, SP, Brazil, 2Kyoto University, Kyoto-shi, Kyoto-fu, Japan, 3Nara Institute of Science and Technology, Nara, Japan

Session: PL TRANSDUCER MATERIALS
Chair: J-F. Gelly
Thomson Sintra

PL-1 Performance of a New High Dielectric Constant Piezoelectric Ceramic. T.A. Ritter*1, K. K. Shung1, W. S. Hackenberger2, and T. R. Shrout1, 1NIH Resource Center for Medical Ultrasonic Transducer Technology, Penn State University, 2TRS Ceramics, Incorporated

PL-2 Development of Materials and Composites for 30-100 MHz Single Element transducer. Richard Meyer Jr.*1, Sedat Alkoy1, Robert Newnham1, Jon Cannata2, Timothy Ritter2, and Joe Cochran3, 1Materials Research Laboratory/Penn State University, 2NIH Transducer Resource/Penn State University, 3Georgia Institute of Technology

PL-3 High-Field Properties of PMN-PT Single crystals. Wei-Gen Luo*, Ai-Li Ding, Haosu Luo, Guisheng Xu, and Zhiwen Yin, Shanghai Institute of Ceramics, Chinese Academy of Sciences

PL-4 Electromechanical Coupling Factor of KNbO3 Single Crystal. K. Nakamura, Y. Kawamura*, and H. Kitazume, Department of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University, Sendai, Japan

PL-5 Mechanical Load Effects on the Electrostrictive Strain of P(VDF-TrFE) Copolymer and the Development of a High Resolution Rydrostatic Pressure Dilatometer. S. J. Gross*, V. Bharti, Z.-Y. Cheng, and Q. M. Zhang, The Pennsylvania State University, University Park PA

PL-6 Electrical Properties and Chemical Characterization of PMN and 0.90PMN-0.10PT Materials. L. F. Brown*1, J. Huang2, J. J. Fitzgerald2, J. S. Shore2, B. J. Schuldt1, and N. R. Burghardt1, 1E.E. Dept., South Dakota State University, 2Chemistry Dept., South Dakota State University

Session: PM INDUSTRIAL AND ELECTRONICS
Chair: R. Lerch
University of Linz

PM-1 Piezoelectric Transformer for Power Converter Operating at High Frequency. S.H. Lee*1, J.H. Yoo2, K. Kim1, C.S. Kang1, H.S. Yoon3, and G. Sa-Gong4, 1Dept. of Electrical Eng. Yong-Wol Technical College, 2Dept. of Electrical Eng. Se-Myong University, 3Dept. of Electrical Eng. Pyoung-Tak College, 4Dept. of Electrical Eng. Dong-A University

PM-2 Generation of Unipolar Pressure Pulses with a Piezocomposite Transducer. J-P. Sferruzza*, A. Birer, and D. Cathignol, INSERM U281, Lyon, France

PM-3 Protection Circuitry and Time Resolution in High Frequency Ultrasonic NDE. C. Chaggares*1, R. Tang1, A.N. Sinclair1, S. Foster2, K. Haraieciwz2, and B. Starkoski2, 1University of Toronto, Toronto, Canada, 2Sunnybrook Health Science Center, Toronto, Canada

PM-4 Low Loss Wideband Protection Circuit for High Frequency Ultrasound. J.K. Poulsen*, Aarhus University, IECR, and Univ. of Toronto, Sunnybrook and Women`s College Health Science Centre

PM-5 Welding Characteristics of 27 kHz and 40 kHz Complex Vibration Ultrasonic Metal Welding Systems. Jiromaru Tsujino* and Tsutomu Sano, Tetsugi Ueoka Faculty of Engineering, Kanagawa University, Yokohama 221-8686, Japan

Session: PN BULKWAVE APPLICATIONS I
Chair: L. A. Gore
Teledyne

PN-1 Microwave HBAR Spectroscopy and Transducer Application of Carbon Nanotube Films. S. G. Alekseev, Z. Y. Kosakovskaya, and G. D. Mansfeld*, Institute of Radioengineering and Electronics, Russian Academy of Sciences, 11 Mokhavoya str., 103907, Moscow, Russia

PN-2 Analytic Model for Anisotropic Nondiffracting Bulk Waves. J. Salo* and M. M. Salomaa, Materials Physics Laboratory, Helsinki University of Technology, FIN-02150 Espoo, Finland

PN-3 Analysis of Excitation of Bulk Acoustic Waves by Interdigital Transducer at an Interface of Piezoelectric Crystal and Liquid. M. Deng*, Physics Department, Logistical Engineering University

PN-4 Non-Bragg Acoustic Wave Resonances in a Periodically Corrugated Waveguide. A. S. Bugaev and V. V. Pogrebnyak, Moscow Institute of Physics and Technology, Moscow, Dolgoprudny, Russia

PN-5 A Circular Piezoelectric Transformer with Crescent Shape Input Electrodes. B. Koc*, S. Alkoy, and K. Uchino, The Pennsylvania State University

PN-6 A Critical Evaluation of the Determination of High-Order Elastic Stiffnesses of the Quartz. J. Nosek*, Technical University of Liberec, Halkova 6, CZ-461 17 Liberec, Czech Republic

Session: PO BULKWAVE APPLICATIONS II
Chair: K. Takagi
University of Tokyo

PO-1 Loss in Piezoelectric Ceramic Resonators. R. Pastore*1, A. Ballato1, and H. L. Cui2, 1U.S. Army CECOM Fort Monmouth, NJ, 2Stevens Institute of Technology, Hoboken, NJ

PO-2 The Principles of Ultrasonic Tablet Digitizers Construction. T. Gasimzade and R. Aliyev, Azerbaijan State Oil Academy

PO-3 10+ GHz Piezoelectric BAW Resonators Based on Semiconductor Multilayer Heterostructures. G. V. Tsarenkov*, A.F. Ioffe Physico-Technical Institute, Russian Academy of Sciences, St. Petersburg, Russia

PO-4 Piezoelectric AlN and PZT Films for Microelectronic Applications. H. P. Loebl*1, M. Klee1, O. Wunnicke1, R. Dekker2, and E. van Pelt3, 1Philips Research Laboratories, Aachen, Germany, 2Philips Research Laboratories, Eindhoven, The Netherlands, 3Philips Advanced Ceramics and Modules, Eindhoven, The Netherlands

PO-5 An Improved Method for Analyzing the Performance of Multi-Layered Piezoelectric Transformers. J. H. Hu*, G. L. Li, Y. Zhang, H. L. W. Chan, and C. L. Choy, The Hong Kong Polytechnic University, Hong Kong

PO-6 Acoustodynamic Methods of Defect Investigations in Semiconductors and Devices. Y. Olikh*1, I. Lysiuk1, R. Savkina1, G. Dumsky2, and V. Khivrich2, 1Instit. of Semiconductor Physics NAS of Ukraine, Kyjiv, 2Scientific Centre Instit. of Nuclear Research NAS of Ukraine, Kyjiv

Session: PP NDE SPECTRAL PROCESSING
Chair: N. Bilgutay
Drexel University

PP-1 Ultrasonic Inspection of Composite Bydrogen Reservoirs Using a Novel Method of Pseudofrequency Diversity Technique. Djamel-Edd Zelloug*, Jacques Goyette, Daniel Massicotte, and Tapan K. Bose, Institut de Recherche sur l'Hydrogene. Trois-Rivieres, Quebec, Canada

PP-2 Meausrement of Ultrasonic Velocity in Viscoelastic Materials Using the Wavelet Transform. E. Moreno*1,2, F. García1, and M. Castillo2, 1Instituto de Inversitigaciones en Matematicas Aplicadads y en Sistemas UNAm Mexico, 2Centro de Ultrasonica ICIMAF Cuba

PP-3 A Real-Time Deconvolution System Using Kalman Filter for Ultrasonic NDE. Daniel Massicotte*, Rene Sicard, Djamel Zellouf, Sylvie Legendre, and Jacques Goyette, Hydrogen Research Institute

PP-4 Mode Analysis of Lamb Waves in a Hollow Cylinder by Means of 2-D Fourier Transformation. Zongqi Sun, Yiwei Mao, and Wenhua Jiang, Institute of Acoustics and State Key Laboratory of Modern Acoustics, Nanjing University

PP-5 Phase and Group Velocities in Components of Lamb Waves in Pulses. E. Moreno*1,2, M. Castillo2, and P. Acevedo1, 1Instituto de Investigaciones en Matematicas Aplicadas y en Sistemas-UNAM-Mexico, 2Centro de Ultrasonica-Cuba

Session: PQ NDE: METHODS AND DEFECTS AND MATERIAL CHARACTERIZATION
Chair: G. Alers
NIST-Boulder, CO

PQ-1 A Novel Wireless Sensor For Remote NDE. S. M. Whiteley*, D. Girma, A. Laisne, G. Hayward, and D. G. Smith, University of Strathclyde, Glasgow, Scotland, UK

PQ-2 Inclusion Sizing by Ultrasonic Reconstruction Using Mode-Converted Rayleigh Wave. Dong-Man Suh*1, Whan-Woo Kim2, and Jin-Gyun Chung3, 1Kunjang College, 2Chungnam Nat. University, 3Chonbuk Nat. University

PQ-3 NDE of Surface Fatigue Crack by Photoacoustic Imaging. H. Endoh*, Y. Hiwatashi, and T. Hoshimiya, Tohoku Gakuin University

PQ-4 Ultrasonic Characterization of Water-in-Oil (W/O) Emulsions. R. T. Higuti1, R. C. Ibrahim*2, F. Buiochi2, F. Bacaneli2, and J. C. Adamowski2, 1Dep. Electrical Eng. Ilha Solteira / FEIS / Unesp, 2Dep. Mechanical Eng. / EPUSP

PQ-5 Nondestructive Evaluation of Simulated Corrosion by the Use of Photoacoustic and New Photothermal Imaging. T. Hoshimiya* and K.-y. Ishikawa, Tohoku Gakuin University

PQ-6 Numerical Transient Analysis of a Line-Focus-Beam Ultrasonic Microscope. M. Sato* and N. Nishizuka, Toyama University

PQ-7 Polynomial Modelling of Guided Waves in Continuous Graded Plates. J.E. Lefebvre*, V. Zhang, V. Sadaune, T. Gryba, and M. Ouaftouh, IEMN DOAE UMR CNRS 9929 Valenciennes/France

11:00 a.m. _ 12:30 p.m. Tuesday, October 19, 1999 Caesars Tahoe

Session: V NON-LINEAR IMAGING
Chair: A.F.W. Van der Steen
Toraxcentre

V-1 (Invited) Nonlinear Acoustics Fundamentals. David T. Blackstock*, University of Texas at Austin

V-2 Numerical Simulations of Nonlinear Pressure Field Generated by Linear Array Transducers. Ayache Bouakaz*1,2, Charles T. Lancée1, Peter J. A Frinking1, and Nico de Jong1,2, 1Erasmus University, Rotterdam, The Netherlands, 2Interuniversity Cardiology Institute Netherlands, Utrecht, The Netherlands

V-3 Adaptive Imaging in the Thyroid Using Fundamental and Harmonic Echo Data. R.C. Gauss* and G.E. Trahey, Duke University, Durham, NC

V-4 Nonlinear Pulse Calculations & Data in Water and a Tissue Mimic. G. L. Wojcik*1, T. Szabo2, J. C. Mould1, L. Carcione1, F. Clougherty2, and I. Sandler3, 1Weidlinger Associates Inc., Los Altos, CA, 2Hewlett Packard, Andover, MA, 3Weidlinger Associates Inc., New York, NY

V-5 Higher Order Nonlinear Ultrasonic Imaging. B.H. Haider* and R.Y. Chiao, GE Corporate Research and Development, Niskayuna, NY

Session: W TRANSDUCER ARRAYS
Chair: S. Smith
Duke University

W-1 Development of a 1.5D, 1536 Element Ultrasonic Transducer Array For Use With Integrated Electronics. C.S. Desilets*, R.C. Anderson, and L.E. Whelchel, Ultrex Corporation

W-2 Fabrication of 2-2 Piezoelectric Composites by Interdigital Pair Bonding (IPB) Method. R. Liu, D. Knapik, K. A. Harasiewicz, and F. S. Foster*, Imaging & Bioengineering, Sunnybrook & Women's College Health Science Center, University of Toronto, 2075 Bayview Avenue, Toronto, Ontario, M4N 3M5, Canada

W-3 Experimental Investigation of Cross-Coupling and its Influence on the Elementary Radiation Pattern in 1D Ultrasound Arrays. N. Felix*, D. Certon, M. Lethiecq, and F. Patat, GIP Ultrasons / Laboratoire Ultrasons, Signaux et Instrumentation, Tours, France

W-4 Medical Imaging Arrays for Frequencies Above 25 MHz. T. A. Ritter*, K. K. Shung, R. L. Tutwiler, and T. R. Shrout, NIH Resource Center for Medical Ultrasonic Transducer Technology, Penn State University

W-5 Laser Micromachined High Frequency Ultrasonic Array Transducers. M. Lukacs*1, G. Lockwood1, M. Sayer1, and F.S. Foster2, 1Queen's University, Kingston, Ontario, Canada, 2Sunnybrook Health Science Centre, Toronto, Ontario, Canada

W-6 Laser Machining of High Density Two-Dimensional Ultrasound Arrays. Scott Corbett*, William Beck, Tom Clary, Jeff Strole, Ben Ross, Phil Jordan, and Thayer Hughes, MicroSound Systems, Inc., 1420 NW Gilman Blvd., Suite 2651, Issaquah, WA USA

Session: X SCATTERING EFFECTS
Chair: B. K. Sinha
Schlumberger-Doll Research

X-1 Transport Parameters for an Ultrasonic Pulsed Wave Propagating in a Multiple Scattering Medium. A. Tourin*, A. Derode, and M. Fink, Laboratoire Ondes et Acoustique, Paris, France

X-2 Acoustic Diffusion Wave in Turbid Media. Keiji Sakai*, Osamu Kanda, Ken Yamamoto, and Kenshiro Takagi, University of Tokyo, Japan

X-3 Coherent Backscattering of an Elastic Wave in a Chaotic Cavity. J. de Rosny*, A. Tourin, and M. Fink, Laboratoire Ondes et Acoustique, Paris, France 75005

X-4 Comparison between Multiple Scattering Theories and Velocity and Attenuation Measurements in Highly Loaded Liquid Media. François Vander Meulen*, Guy Feuillard, Olivier Bou Matar, Franck Levassort, and Marc Lethiecq, LUSSI-EIVL, Rue de la Chocolaterie, BP 3410, 41034 Blois Cedex, France

X-5 Scattering of Ultrasonic Spherical Waves by a Pair of Elastic Shells Immersed in a Fluid. Guillermo Gaunaurd*1 and Hanson Huang2, 1Naval Surface Warfare Center - Carderock Division, 213,200 Overbrook Lane, Bowie, MD 20715-1164

X-6 Scattering by Two Very Close Immersed Shells Numerical Results. S. Lethuillier*, P. Pareige, J.M. Conoir, and J.L. Izbicki, Laboratoire d'Acoustique ultrasonore et d'Electronique (L.A.U.E), Le Havre, France

Session: Y SAW FILTERS AND MODELING
Chair: P. V. Wright
Thomson Microsonics

Y-1 Fast COM Parameter Extraction from Theoretically Derived Dispersion Relations for Rayleigh Waves Propagating under Periodic Metallic Gratings. C. Thoma*, CTS Wireless, Scottsdale AZ

Y-2 Ballato Electronic Circuit Models for Programmable SAW Filters. W.D. Hunt*1, J.A. Kosinski2, and R. Pastore2, 1Georgia Institute of Technology; Atlanta, GA 30332; USA, 2US Army Communications-Electronics Command; Ft. Monmouth, NJ 07703; USA

Y-5 SAW Filter with Insertion Loss of 2dB and Fractional Bandwidth of 30 Percent. E. Dai*, D. Wu, and A. Xu, Peking University

Session: Z INDUSTRIAL NDE APPLICATIONS
Chair: G. Blessing
NIST-Gaithersburg

Z-1 System Considerations for Remote and Limited Access Laser-Based Ultrasound. R. C. Addison, Jr.* and A.D.W. McKie, Rockwell Science Center, 1049 Camino Dos Rios, Thousand Oaks, CA 91358 USA

Z-2 Embedded Transducers for Structural Health Monitoring. B. Hailu, A. Gachagan, and G. Hayward*, Centre for Ultrasonic Engineering, Department of Electronic and Electrical Engineering, University of Strathclyde, 204 George Street, UK, G1 1XW

Z-5 (Invited) Wideband Acoustic Emission Studies: Modeling, Sensors, Equipment, and Experimental Results. M. A. Hamstad*, National Institute of Standards and Technology

Y-3 (Invited) Transversely Coupled Resonator Filters. Guenter Martin*, Institute for Solid State and Materials Research Dresden

Y-4 Simulation of a Love Mode Surface Acoustic Wave Transducer. K. Kalantar Zadeh*, W. B. Wlodarski, and K. Galatsis, Royal Melbourne Institute of Technology

Z-3 Ultrasonic Sensing of Fatigue Damage in Filled Polymeric Materials. W. N. Cobb*, University of Denver Research Institute

Z-4 High-Contrast RF Correlation Imaging of Defects in Food Package Seals. Q. Tian*, A. Ozguler, S. Morris, and W. D. O'Brien, Jr., University of Illinois at Urbana-Champaign, Urbana, IL USA

2:00 p.m. _ 3:30 p.m. Tuesday, October 19, 1999 Caesars Tahoe

Session: AA TISSUE CHARACTERIZATION
Chair: G. Berger
URA CNRS

AA-1 Variation of Human Cancellous Bone Ultrasonic Properties with Density and Micro-Structure. S. Chaffai1, F. Peyrin2, G. Berger1, and P. Laugier1, 1LIP CNRS-Universtity Paris 6, 2CREATIS CNRS-INSA

AA-2 A Model for Ultrasonic Backscatter from Trabecular Bone. Keith A. Wear*, CDRH HFZ-142, Food and Drug Administration, 12720 Twinbrook Pkwy, Rockville, MD 20852

AA-3 High Frequency Ultrasound Monitoring Of Apoptosis In Cells In-Vitro and in Experimental Tumours. M.D. Sherar*1, J.W. Hunt1, M. C. Kolios2, and G.C. Czarnota3, 1Ontario Cancer Institute, 2Ryerson Polytechnic University, 3University of Toronto

AA-4 An In Vivo Breast Tissue Backscatter Study with 7.2 MHz and 10 MHz Probes. M. E. Anderson*1, M.S.C. Soo2, and G. E. Trahey1, 1Duke University, 2Duke University Medical Center

AA-5 Color Doppler Imaging of Acoustic Streaming in Blood and Clot. Xuegong Shi*, Roy W. Martin, Shahram Vaezy, and Lawrence A Crum, University of Washington, Seattle, WA

AA-6 Finite Element Analysis of Radiation Force Induced Tissue Motion. K.R. Nightingale*, R.W. Nightingale, M.L. Palmeri, and G.E. Trahey, Duke University, Durham, NC

Session: BB MICROMACHINED TRANSDUCERS (MEMS)
Chair: S. Smith
GE Corporate R & D

BB-1 Micromachined Transducer Design for Minimized Generation of Lamb Waves and Harmonic Distortion based on new Methods of Modeling. K. Niederer*1,2, P.-C. Eccardt1, H. Meixner1, and R. Lerch2, 1Siemens AG, Munich Germany, 2Johannes-Kepler-University, Linz Austria

BB-2 Simulation and Experimental Characterization of a 2-D 3-MHz cMUT Array Element. Omer Oralkan*, Xuecheng Jin, F. Levent Degertekin, and Butrus T. Khuri-Yakub, E.L. Ginzton Laboratory, Stanford University, Stanford, CA 94305

BB-3 (Invited) Advanced MEMS Ferroelectric Ultrasound 2D Arrays. J.J. Bernstein*1, G. Kirkos1, R. Miller1, S. Finberg1, K. Houston1, B. Xu2, Y. Ye2, and L.E. Cross2, 1The Charles Stark Draper Laboratory, 2Penn State University Materials Research Laboratory

BB-4 3D Simulation of Controlled Micromachined Capacitive Ultrasound Transducers. M. Kaltenbacher*1, H. Landes1, K. Niederer1, and R. Lerch1, 1Department of Electrical Measurement Technology, University of Linz

BB-5 Modelling of Loss Mechansims in Capacitive Micromachined Ultrasonic transducers. A. Bozkurt* and A. Atalar, Bilkent University

Session: CC SAW IT FILTERS
Chair: S. Ruppel
Siemens AG

CC-1 (Invited) Intermediate Frequency SAW Filters for Mobile Phone Applications in Japanese Markets. Y. Yamamoto*1, H. Kawahara1, Y. Takahashi1, S. Yoshimoto1, T. Tsuda1, N. Sakairi2, and R. Kajihara2, 1NEC Corporation, 2NEC Yamanashi Ltd

CC-2 Small-Sized Dual-band SAW Filters using Flip-Chip Bonding Technology. M. Koshino*, M. Kawase, Y. Kuroda, N. Mishima, Y. Ebata, and S. Kimura, Toshiba Corporation, Yokohama, Japan

CC-3 A Highly Miniaturized Recursive Z-Path SAW Filter. S. Freisleben1, U. Bauernschmitt1, A. Bergmann1, C. Ruppel*2, and J. Franz2, 1Siemens Matshushita Components, Munich, Germany, 2Siemens AG, Corporate Research, Munich, Germany

CC-4 A Low Loss CDMA-IF Filter Based on RSPUDT on LBO Substrate. S. Ichikawa*, S. Mitobe, M. Koshino, and Y. Ebata, Toshiba Corporation, Yokohama, Japan

CC-5 An Improved Image Impedance Connected Low Loss SAW Filter. S.-t. He*, Z.-g. Xu, and S. Xie, Institute of Acoustics, Academia Sinica

Session: DD ACOUSTIC MICROSCOPY CHARACTERIZATION
Chair: R. Gr. Maev
University of Windsor

DD-1 Hardness Analysis by Ultrasonic-Atomic Force Microscopy. C. Miyasaka1, B. Tittmann*1, and M. Howe2, 1Penn State University, University Park, PA/USA, 2Boston University, Cambridge, MA/USA

DD-2 Graphic Display of Multi-axis Ultrasonic Measurements Using A Lensless Line-focus Transducer. N. N. Hsu*, D. Xiang, and G. V. Blessing, National Institute of Standards and Technology

DD-3 Measurements on Rayleigh and Lamb Wave Dispersion Curves Using PVDF Line-Focus Transducers. Yung-Chun Lee*, Department of Mechanical Engineering, National Cheng Kung University

DD-4 A Method of Determining Acoustical Physical Constants for Piezoelectric Materials by Line-Focus-Beam Acoustic Microscopy. I. Takanaga* and J. Kushibiki, Tohoku University, Sendai, Japan

DD-5 (Invited) FEMMINA: A Fast Echographic Multiparametric Multi Imaging Novel Apparatus. L. Masotti, E. Biagi, M. Calzolai, L. Capineri, S. Granchi, and M. Scabia, Ultrasound and Non Destructive Testing Laboratory, Dipartimento di Ingegneria Elettronica, Università degli Studi di Firenze, via S. Marta 3, 50139 Firenze, Italia

4:00 p.m. _ 5:30 p.m. Tuesday, October 19, 1999 Caesars Tahoe

Session: EE CARDIOVASCULAR TISSUE CHARACTERIZATION
Chair: J. Miller
Washington University

EE-1 The Relationship Between Regional Integrated Backscatter Levels and Regional Strain. J. D'hooge*1, F. Jamal2, B. Bijnens2, J. Thoen3, F. Van de Werf2, P. Suetens1, and G. R. Sutherland2, 1K.U.Leuven, Medical Image Computing, 2K.U.Leuven, Dept. of Cardiology, 3K.U.Leuven, Laboratory for Acoustics, Physics

EE-2 Monitoring of Myocardial Edema With Quantitative Ultrasonic Parametric Imaging. C.L. Dent*, M.J. Scott, S.A. Wickline, and C.S. Hall, Washington University School of Medicine

EE-6 Decorrelation Characteristics of Transverse Blood Flow Along an Intravascular Array Catheter. F.A. Lupotti*1,3, E.I. Céspedes2, and A.F.W. van der Steen1,3, 1Thorax Center, Eramus University Rotterdam, 2EndoSonics Corp., Rancho Cordova,CA,USA, 3Interuniversity Cardiology Institute of the Netherlands

EE-3 Importance of Regional Myocardial Layer Function by "Phased Tracking Method" in Doxorubicin Cardiomyopathy. Y. Koiwa*, H. Kanai, Y. Saitoh, H. Kamada, and K. Shirato, The First Department of Internal Medicine, School of Medicine, Tohoku University, Sendai, Japan

EE-4 Reduction of the Influence of the Change in S/N of the Ultrasonic Pulse During Cardiac Cycles in Measurement of Small Change in the Thickness of the Arterial Wall. H. Hasegawa*, H. Kanai, N. Hoshimiya, and Y. Koiwa, Tohoku University, Sendai, Japan

EE-5 Characterisation of Plaque Components with IVUS Elastography. C.L. de Korte*1, G. Pasterkamp2, A.F.W. van der Steen1, and H.A. Woutman2, 1Thoraxcentre, Erasmus University Rotterdam, 2Experimental Cardiology, University Hospital Utrecht

Session: FF MEDICAL ARRAYS AND BEAM STEERING I
Chair: G. Lockwood
Queens University

FF-1 Two Dimensional Arrays for Real Time Intracardiac Volumetric Imaging. E.D. Light*1, J.O. Fiering2, W. Lee1, P.D. Wolf1, and S.W. Smith1, 1Biomedical Engineering Department, Duke University, 2Electrical and Computer Engineering, North Carolina State University

FF-2 Effects of Motion on a Synthetic Aperture Beamformer for Real-time 3D Ultrasound. C.R. Hazard* and G.R. Lockwood, The Cleveland Clinic Foundation

FF-3 Cross Correlation Phase Aberration Estimates with Sparse Arrays and Parallel Beamforming. J. Lazenby* and D-L Liu, Siemens Medical Systems, Issaquah, WA

FF-4 Analysis of Resolution for an Amplitude Steered Array. C. H. Frazier*1, W. J. Hughes2, and W. D. O'Brien, Jr.1, 1Bioacoustics Research Laboratory, University of Illinois, Urbana, IL , 2Applied Research Laboratory, The Pennsylvania State University, State College, PA

FF-5 Integrated Circuit Beamformer for High Frequency (50 MHz) Array. J.R. Talman*1,2, G.R. Lockwood1, and S.L. Garverick2, 1Cleveland Clinic Foundation, 2Case Western Reserve University

FF-6 Fast Beam Shape Computation and Wave Propagation via the Radon Transform. Todd A. Pitts* and James F. Greenleaf, Mayo Clinic and Foundation

Session: GG SAW MATERIALS AND PROPAGATION
Chair: E. Adler
McGill University

GG-1 Effect of Stray Coupling on the Balance of a Differential LSAW Front-End Resonator-Filter for Wireless Mobile Circuits. P. J. Edmonson*1 and C. K. Campbell2, 1Research In Motion, Waterloo, Ontario, Canada, 2Dept. of Electrical & Computer Engineering, McMaster University, Hamilton, Ontario, Canada

GG-2 Self-collimating Surface Acoustic Waves on Multilayer Structures. W.D. Hunt*, Georgia Institute of Technology, 777 Atlanta Dr., Atlanta, GA

HH-2 A Passive Analytical Instrument Based upon SAW Distributed Reflectors Device. E. Dai*1, D. Wu1, and G. Feng2, 1Peking University, 2Tsinghua University

GG-3 Experimental Comparison Between ST-Quartz 25° and 300° NSPUDT Orientations. Mauricio Pereira da Cunha* and Alberto Yoshihiro Nakano, University of Sao Paulo

GG-4 Sensors Based on Shear-Horizontal Surface Acoustic Waves in Different Layered Quartz/SiO2 Structures. F. Herrmann*1 and M. Weihnacht2, 1R. Bosch GmbH, Stuttgart, Germany, 2Institute for Solid State and Materials Research, Dresden, Germany

GG-5 GHz-Range Low-Loss Wide Band SAW Filters Using KNbO3 Substrate. H. Odagawa*1, Y. Cho1, and K. Yamanouchi2, 1Research Institute of Electrical Communication, Tohoku University, 2Tohoku Institute of Technology

GG-6 Synergetics of Surface Acoustic Waves in Layered Structures. V. A. Vyun*, Institute of Semiconductor Physics, 13 Acad. Lavrentjev Avenue, Novosibirsk, Russia

Session: HH GAS PHASE SENSORS
Chair: D. Cheeke
Concordia University

HH-1 (Invited) Electronic Nose Simulation of Olfactory Response Containing 500 Orthogonal Sensors in 10 Seconds. E. J. Staples, Electronic Sensor Technology, LP, 1107 Business Center Circle, Newbury Park, CA

HH-3 A Surface Acoustic Wave Mercury Sensor. Reichl B. Haskell*1, Joshua J. Caron1, Matt A. Duplisea1, Jason J. Ouellette1, and John F. Vetelino2, 1Sensor Research and Development Corporation, Orono, ME USA, 2Department of Electrical and Computer Engineering, University of Maine, Orono, ME USA

HH-4 Gas Density Metering in Ultrasonic Gas Flowmeters using Impedance Measurements and Chemometrics. S. Mylvaganam*1,3, M. Halstensen1, H. Engan2, and K. Esbensen1, 1Hoegskolen i Telemark (Telemark College), 2The Norwegian University of Science and Technology (NTNU), 3Hoegskolen i Bergen(Bergen College)

HH-5 Temperature Measurement Using Surface Skimming Bulk Waves. C. W. Wold*1, R. D. Mileham1, J. D. Sternhagen1, and D. W. Galipeau2, 1Microconversion Technologies Co., Brookings, SD, 2South Dakota State University, EE Dept., Brookings, SD

8:00 a.m. _ 9:30 a.m. Wednesday, October 20, 1999 Caesars Tahoe

Session: II VASCULAR IMAGING
Chair: F. S. Foster
University of Toronto

II-1 Intracoronary Elastography in the Catheterisation Laboratory: Preliminary Patient Results. C.L. de Korte*1, S.G. Carlier1, F. Mastik1, A.F.W. van der Steen1, M.M. Doyley2, E.I. Cespedes3, P.W. Serruys1, and N. Bom1, 1Thoraxcenter, Erasmus University Rotterdam, 2Interuniversity Cardiology Institute of the Netherlands, 3EndoSonics Corp. Rancho Cordova, CA, USA

II-2 Noise and Artifact Reduction Technique for Intravascular Palpography. M.M. Doyley*1, C.L. de Korte2, A.F.W. Van der Steen1, and E.I. Cespedes3, 1Interuniversity Cardiology Institute of the Netherlands, 2Erasmus University, Rotterdam, 3Endosonics Corp., Rancho Cordova, CA

II-3 Correction of Geometric Artifacts in Intravascular Ultrasound Imaging during Stent Implantation. Ph. Delachartre, E. Brusseau, F. Guerault, G. Finet, C. Cachard, and D. Vray, CREATIS, CNRS Research Unit (UMR 5515), affiliated to INSERM, Lyon, France

II-4 Harmonic Imaging at High Frequencies for IVUS. A.F.W. van der Steen*1,2,3, J.K. Poulsen1,4, E. Cherin1, and F.S. Foster1, 1Sunnybrook Health Science Centre, University of Toronto, Canada, 2Interuniversity Cardiology Institute of the Netherlands, 3Erasmus University Rotterdam, The Netherlands, 4Aarhus University Denmark

II-5 Real-Time Evaluation of Transient Response of Arterial Wall Elasticity to Administration of Nitroglycerine. H. Kanai and Y. Koiwa, Tohoku University, Sendai, Japan

II-6 Intracranial Bleed Detector. M. A. Moehring*1, B. P. Wilson1, and K. W. Beach2, 1Spencer Technologies, Inc., 2Department of Surgery, University of Washington

Session: JJ TRANSDUCER MODELING
Chair: K. Shung
Penn State University

JJ-1 3D Finite Element Modeling of a 2D Piezocomposite Transducer Array. K.E. Clark*, K.R. Erikson, and T.E. White, Lockheed Martin IR Imaging Systems Lexington, MA USA

JJ-4 Transient Response of Cylindrical Piezoceramics used in Self Focusing Transducers for Therapy. T. Dreyer* and R. E. Riedlinger, Universitaet Karlsruhe

JJ-5 Comparison of the Mason and KLM Equivalent Circuits for Piezoelectric Resonators in the Thickness Mode. S. Sherrit*, S.P. Leary, and Y. Bar-Cohen, Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA

JJ-6 The Limitations of Snell's Law in the Design of Ultrasound Transducers. Elfgard Kuehnicke*, Dresden University of Technology, Institute of Acoustics and Speech Communication

JJ-3 Virtual Prototyping of Cymbal-Based Underwater Sound Projector Panels. D. J. Powell*1, P. Reynolds1, J. Tressler2, G. L. Wojcik1, and T. R. Howarth2, 1Weidlinger Associates Inc., Los Altos, California, 2Naval Research Laboratory, Washington, D.C.

JJ-2 Nonlinear Finite Element Analysis of Piezoelectric Transducers. R. Simkovics*, H. Landes, M. Kaltenbacher, and R. Lerch, Department of Electrical Measurement Technology, Johannes Kepler University of Linz, Austria

Session: KK ULTRASONIC MOTORS AND ACTUATORS
Chair: M. K. Kurosawa
Tokyo Institute of Technology

KK-1 Modeling of Horns for Sonic/Ultrasonic Applications. S. Sherrit*1, B.P. Dolgin1, Y. Bar-Cohen1, D. Pal2, J. Kroh2, and T. Peterson2, 1Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, 2Cybersonics Inc., Erie, PA

KK-2 Design, Optimization, and the Prototyping of a Small Tuning-Fork Ultrasonic Piezoelectric Linear Motor. J. Friend*1 and D. Stutts2, 1University of Colorado at Colorado Springs, 2University of Missouri-Rolla

KK-3 Design and Fabrication of Ultrasonic Travelling Wave Bi-Directional Linear Motors. Seung-Hee Lee*, Woo-Seok Han, and Yongrae Roh, Kyungpook National University, Taegu, Korea

KK-4 Torsional Inchworm Ultrasonic Piezomotor Combining Continuous Rotation with Precise Control Over Angular Positions and High Torque Output. Q. M. Zhang* and A. E. Glazounov, The Pennsylvania State University, University Park, PA

KK-5 Novel Power Circulation Methods for a Surface Acoustic Wave Motor. K. Asai*1, M.K. Kurosawa2, and T. Higuchi3, 1Matsushita Research Institute Tokyo, Inc., Kawasaki, Japan, 2Tokyo Institute of Technology, Yokohama, Japan, 3The University of Tokyo, Tokyo, Japan

KK-6 A New Type of Self-correction Ultrasonic Motor Using Standing Wave. Chunsheng Zhao, Guiqin Wang, and Long Jin, Nanjing University of Aeronautics & Astronautics

Session: LL SAW THIN FILMS & DEVICES
Chair: M. Yamaguchi
Chiba University

LL-1 Development of High Quality AlN Epitaxial Film for 2.4GHz Front-End SAW Matched Filter. S. Tomabeci*, K. Wada, S. Saigusa, H. Matsuhashi, H. Nakase, K. Masu, and K. Tsubouchi, Research Institute of Electrical Communication, Tohoku University, Katahira 2-1-1, Aoba-ku, Sendai 980-8577, Japan

LL-2 Thin Film Lithium Niobate on (111)-Oriented Diamond/Si Substrates for Surface Acoustic Wave Applications. J.-T. Lee*1, S. Wang2, Q. Su1, M. Robert1,3, and T. Rabson2,3, 1Department of Chemical Engineering, Rice University, 2Department of Electrical and Computer Engineering, Rice University, 3Rice Quantum Institute, Rice University

LL-3 Surface Acoustic Wave Propagation Properties of 3C-SiC Epitaxial Films on Si(100). Jin Yong Kim*, Hoon Joo Na, and H. J. Kim, Seoul National University, Seoul, Korea

LL-4 Very Highly Efficient Surface Acoustic Wave Convolver Using GaSb/InSb/AlGaAsSb Heterostructures Grown on LiNbO3 Substrates. N. Kuze*1, H. Goto1, Y. Kanno1, M. Tsunashima1, Y. Yamagata1, and K. Yamanouchi2, 1Asahi Chemical Industry Co., Ltd., Fuji, Shizuoka, Japan, 2Tohoku Institute of Technology, Sendai, Miyagi, Japan

LL-5 (Invited) ZnO Thin Films for High Frequency SAW Devices. H. Ieki* and M. Kadota, Murata Mfg. Co., Ltd., Kyoto, Japan

Session: MM LIQUID SENSORS AND ACTUATORS
Chair: T. Sinclair
University of Toronto

MM-1 (Invited) Surface Acoustic Wave Sensor for Liquid-phase Application. S. Shiokawa* and J. Kondoh, Shizuoka University

MM-2 A Love-Wave Ice Detector. M.J. Vellekoop*, B. Jakoby, and J. Bastemeijer,

MM-3 Application of Flexural Mechanical Resonators to Simultaneous Measurements of Liquid Density and Viscosity. Leonid Matsiev*, Symyx Technologies, Santa Clara, USA

MM-4 Acoustic Liquid Manipulation. R. Oeftering*, NASA Glenn Research Center

9:30 a.m. _ 11:00 a.m. Wednesday, October 20, 1999
POSTER SESSIONS Caesars Tahoe - Nero Hallway

Session: PR THERAPEUTIC DEVICES
Chair: P. Benkeser
Georgia Institute of Technology

PR-1 Direct Force and Temperature Measurements in Ultrasonic Tissue Cutting. Ville Kaajakari and Amit Lal, Department of Electrical and Computer Engineering, University of Wisconsin, Madison, 1415 Engineering Dr., Madison, WI 53706

PR-2 Ultrasound Interstitial Applicator for Digestive Endoscopy. In Vivo Destruction of Bilary Tissues. C. Lafon*1, F. Prat2, A. Arefiev1, Y. Théillëre1, J.Y. Chapelon1, and D. Cathignol1, 1INSERM Unit 281, 2Hospital of Kremlin Bicëatre - APHP

PR-3 The Use of 1.5D Array in High Intensity Focused Ultrasound (HIFU). L Curiel*, F. Chavrier, R. Souchon, A. Birer, and J. Y. Chapelon, INSERM Unite 281, Lyon France

Session: PS MEDICAL SIGNAL PROCESSING
Chair: T. Thomas
Acuson

PS-1 Quantification of Ultrasound Contrast Agent in an In Vitro Perfusion Phantom. O. Lucidarme1, S. L. Bridal*1, J. M. Correas2, P. N. Burns3, J. F. Moreau2, and G. Berger1, 1CNRS-Univ Paris 6, Paris France, 2Necker Hospital, Paris France, 3Sunnybrook Health Science Center, Toronto Canada

PS-2 Experimental Ultrasound System for Real-Time Synthetic Imaging. J. A. Jensen*1, O. Holm2, L. J. Jensen2, H. Bendsen2, H. M. Pedersen2, S. Nikolov1, and P. Munk1, 1Center for Fast Ultrasound Imaging,Dept. of Info. Tech., Build. 344, Tech. Univ. Denmark, 2I/O Consulting A/S, Lautrupvang 1B, DK-2750 Ballerup, Denmark

PS-3 Reliability Evaluation of Emboli Detection using a Statistical Approach. Denis Kouame*, Jean-Marc Girault, Jean-Paul Chemla, Marc Lethiecq, Djalil Ouahabi, and Frederic Patat, LUSSI GIP Ultrasons, Tours, France

PS-4 Phase Root Seeking and the Cramer-Rao-Lower Bound for Strain Estimation. Andreas Pesavento* and Helmut Ermert, Department of Electrical Engineering, Ruhr-University Bochum

Session: PT IMAGING METHODS
Chair: M. S. Hughes
Mallinckrodt

PT-1 Three-Dimensional Spatial Compounding of Ultrasound Scans with Incidence Angle Weighting. D. F. Leotta and R. W. Martin*, University of Washington, Seattle, WA

PT-2 Inverse Imaging of the Breast using the Conjugate Gradient-Bivariate Material Classification Technique. X. Zhang*1, S. L. Broschat1, and P. J. Flynn2, 1Washington State University, Pullman, WA, 2The Ohio State University, Columbus, OH

PT-3 Ultrasonic Pulsed Echo Tomography using Narrow Aperture Phased Array. I. Akiyama*1, N. Takizawa1, and A. Ohya2, 1Shonan Institute of Technology, 2The University of Tsukuba

PT-4 Time-Domain Ultrasound Diffraction Tomography. T. D. Mast*1, F. Lin2, and R. C. Waag2, 1The Pennsylvania State University, 2University of Rochester

PT-5 Recursive Ultrasound Imaging. Svetoslav Nikolov* and Jorgen A. Jensen, Technical University of Denmark, Lyngby, Denmark

Session: PU OPTICAL TECHNIQUES AND ACOUSTIC SCATTERING
Chair: D. R. Pape
Photonic Systems Inc.

PU-1 New Aspects for Investigation of Carrier Transition through Deep Levels in GaAs by a Piezoelectric Photoacoustic Technique. A. Fukuyama*1, Y. Tabuchi1, Y. Akashi1, K. Yoshino2, K. Maeda2, and T. Ikari2, 1Dept. of Applied Physics, Miyazaki University, 2Dept. of Electrical and Electronic Engineering, Miyazaki University

PU-2 Simulation of Sensibility for an Optical Access Type Piezoelectric Sensor Array. S. Noge, M. Kurita, and T. Uno*, 1Kanagawa Institute of Technology

PU-3 Optical TE-TM Mode Conversion using SH-SAW in ZnO/Y-X LiNbO3. Kiyoshi Nakamura, Hidenori Kitazume*, and Yoshiko Kawamura, Department of Electrical Engineering, Tohoku University, Sendai, Japan

PU-4 Acoustic Scattering of an Obliquely Incident Wave by an Extra Thin Finite Cylindrical Shell. Time Domain Analysis. Nicolas Touraine*, Lionel Haumesser, André Baillard, Dominique Décultot, and Gérard Maze, Laboratoire d'Acoustique Ultrasonore et d'Electronique (L.A.U.E.) Le Havre, France

PU-5 Measurement in the Time Domain of Acoustic Resonance Width of an Elastic Target. Serge Derible*, Pascal Rembert, and J-Louis Izbicki, Laboratoire d'Acoustique Ultrasonore et d'Electronique

Session: PV ULTRASONIC MOTORS & ACTUATORS
Chair: K. Nakamura
Tohoku University

PV-1 Micromachined Piezoelectric Ultrasonic Transducers on Dome-Shaped-Diaphragm in Silicon Substrate. Cheol-Hyun Han* and Eun Sok Kim, University of Hawaii at Manoa, Honolulu, Hawaii

PV-2 Study and Application of Linear Stepper Ultrasonic Motor. Weidong Liu*, Wansheng Zhao, Zhenlong Wang, and Qingguo Meng, Harbin Institute of Technology, Harbin, PR China

PV-3 The Trial Fabrication and Characteristics of Linear Ultrasonic Motor for Application to X-Y Table. J. K. Hong*1, C. H. Park1, S. H. Jeong2, H. I. Chae3, and K. J. Lee1, 1Chungbuk Nat'l Univ., Cheongju/Korea, 2Daewon College, Cheicheon/Korea, 3Juseong College, Cheongju/Korea

PV-4 Modeling the Dynamic Contact of Stator/Rotor in Normal Direction in Traveling Wave Ultrasonic Motors. Siyuan He*, I-Ming Chen, and SongHuat Yeo, Nanyang Technological Universitry, Singapore

Session: PW SAW FILTERS AND TRANSDUCERS
Chair: B. P. Abbott
Sawtek

PW-1 2D and 3D Models for the Cross-talk Modeling in Acoustic Devices: A Fast-MOM Approach. A. R. Baghai-Wadji*, Vienna University of Technology

PW-2 Simple Analysis of SAW Resonators Composing of Parallel and Series Connected IDTs. Toshihiro Kojima* and Hiroyuki Obara, Tamagawa University, Machida, Tokyo 194-8610, Japan

PW-3 A Miniaturized SAW Reflector Filter for IF Stage of CDMA Cellular Phone Applications. T. Yamada*1, H. Nakamua1, T. Ishizaki1, S. Tsuzuki2, and K. Ogawa, 1Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka, Japan, 2Matsushita Electronic Components Co., Ltd., Kadoma, Osaka, Japan

PW-4 Low-Loss NSPUDT SAW Filters without Reversing the Directivity of NSPUDT. S.A. Doberstein*, ONIIP

PW-5 Automatic Design Technique Based on Nonlinear Optimization for SAW Devices. T. Shiba*, Y. Fujita, M. Ide, S. Kondo, O. Hikino, N. Kamogawa, S. Dokai, S. Ogawa, and K. Oda, Hitachi Media Electronics Co., Ltd

PW-6 Passivation Layer Effects on Power Durability of SAW Duplexer Filter. Jin Yong Kim1, H. J. Kim1, H. M. Cho*2, H. K. Yang2, and J. C. Park2, 1Seoul National University, Seoul, Korea, 2Korea Electronics Technology Institute, KyungGi-Do, Korea

PW-7 Wideband Three-Transducer SAW Filters Using Unidirectional IDTs on U-shaped MSCs with Insertion Loss of 1 dB. S.A. Doberstein* and V.A. Malyukhov, ONIIP

PW-8 The Equation for the Rectangular Strip Impedance and the Structure of its Solution. S. V. Biryukov*1, V. G. Polevoi1, and M. Weihnacht2, 1Mints Radiotechnical Institute, Moscow, Russia, 2Institute of Solid State and Materials Research Dresden, Dresden, Germany

PW-9 Direct Numerical Analysis of SAW Coupling-of-Mode Equations and Its Applications to Weighted Single-Phase Unidirectional Transducers and Weighted Reflectors. N. Kimura*1 and M. Takeuchi2, 1Advanced Products Development Center, TDK Corp., Chiba 272-8558, Japan, 2Department of Electronic Engineering, Tamagawa University, Tokyo 194-8610, Japan

PW-10 Design of SAW Filters on Langasite. V. B. Chvets, P. G. Ivanov, V. M. Makarov, and V. S. Orlov, Moscow Research Radiocommu-nication Institute

PW-11 A Prototype of Tunable Surface Acoustic Wave Filter. J. Zhu*1, N. Emanetoglu1, Y. Lu1, J. Kosinski2, and R. Pastore2, 1Rutgers, the State University of New Jersey, 2US Army Communication-Electronics Command

PW-12 Low-Loss Slanted SAW Filters with Low Shape Factor. V. B. Chvets, P. G. Ivanov, V. M. Makarov, and V. S. Orlov, Moscow Radiocommunication Research Institute, Nizhegorodskaya 32, Moscow, 109029, Russia

PW-13 Small Sized Low Loss Reflector Filters Utilizing Complete Reflection of Bluestein-Gulyaev-Shimizu Wave and Shear Horizontal Wave at Free Edges of Substrate. *M. Kadota, J. Ago, H. Horiuchi, and H. Morii, Murata Mfg. Co., Ltd., Kyoto, Japan

9:30 a.m. _ 11:00 a.m. Wednesday, October 20, 1999
POSTER SESSIONS Caesars Tahoe - Nero Hallway

Session: PX SAW TECHNOLOGY AND DEVICES
Chair: R. Weigel
University of Linz

PX-1 A Novel Oscillator Based upon SAW Filter and Optical Fiber Communication device. E. Dai*, D. Wu, and A. Xu, Peking University

PX-2 Design of the Optimal Structure of Withdrawal Weighted SAW Transverse Filters. Y. Lee and Y. Roh*, Kyungpook National University, Taegu, Korea

PX-3 Fabrication Process for Semiconductor Bonded SAW Devices. Kohji Hohkawa*1, Keishin Koh1, Chinami Kaneshiro1, Yusuki Aoki1, Chulun Hong1, Kenji Komine2, 1Kanagawa Institute of Technology and 2Meidensha Corportation

PY-2 Numerical Investigation of PSAW Propagation in Waveguides. Arne Ronnekleiv*, Norwegian University of Science and Technology, Trondheim, Norway

PX-4 Surface Acoustic Modes in InSe and GaSe Lamellar Films. V. Panella1, G. Carlotti1, G. Socino*1, L. Giovannini2, M. Eddrieff3, and C. Sebenne3, 1Unita' INFM - Dipartimento di Fisica dell'Universita', Via Pascoli, 06100 Perugia, Italy, 2Unita' INFM - Dipartimento di Fisica dell'Universita', Via Paradiso 12, 44100 Ferrara, Italy, 3Laboratoire de Minéralogie Cristallographie, URA 9 at CNRS, Université Pierre et Marie Curie, 4 p

Session: PY SAW AND PSEUDO SAW MATERIAL & DEVICES
Chair: S. Jen
R F Monolithics

PY-1 MATLAB Code For SAWs. E. J. Danicki*, Polish Academy of Sciences (IPPT), Warsaw 00-049

PY-3 A Study of Leaky SAW on Piezoelectric Substrate with High Coupling Factor. Gou Endoh*, Osamu Kawachi, and Masanori Ueda, Fujitsu Media Devices Limited, Kawasaki, 211-88, Japan

PY-4 Theoretical Aspects of GSAW and HVPSAW Propagation Properties for Zinc Oxide Films on Silicon Carbide and Correlation with Experimental Data. I. S. Didenko*1, F. S. Hickernell2, and N. F. Naumenko1, 1Moscow Steel and Alloys Institute, Leniski pr.4, Moscow , Russia, 117936, 2Motorola, 5012 E. Weldon, Phoenix, Arizona 85018, USA

PY-5 Influence of Bulk Wave Excitation on Performance of Impedance Elements SAW Filters Realised on 36° and 42°- LiTaO3 Substrates. S. Kondratiev*1 and T. Thorvaldsson2, 1Temex S.A.W., CH-2000 Neuchätel, Switzerland, 2Thoronics GmbH, CH-2022-Bevaix, Switzerland

PY-6 Propagation Properties of Quasi-Logitudinal Leaky Surface Acoustic Wave on Y-Rotated Cuts Quartz Substrates. De Zhang*, Xiaojun Tong, and Ran Zhou, Institute of Acoustics, The State Key Laboratory of Modern Acoustics, Nanjing University, P.R. China

Session: PZ SAW MATERIALS AND PROPAGATION
Chair: P. M. Smith
McMaster University

PZ-1 10 GHz Narrow Band SAW Filters using Diamond. A. Hachigo*, H. Nakahata, K. Itakura, S. Fujii, and S. Shikata, Itami Research Laboratories, Sumitomo Electric Industries, Ltd., Hyogo, Japan

PZ-2 Gyroscopic Effect in Surface Piezoelectric Waves. H. Y. Fang*1, J. S. Yang1, and Q. Jiang2, 1University of Nebraska - Lincoln, 2University of California - Riverside

PZ-3 The Elastic Properties of Wax Determined by Surface Acoustic Wave Measurements. F. S. Hickernell* and H. D. Knuth, Motorola SSG, Scottsdale, Arizona USA

PZ-4 Enhancement of SAW Laser Probe Measurements By Signal Processing. H. E. Engan* and A. Ronnekleiv, Dept. of Physical Electronics, Norwegian University of Science and Technology, O.S. Bargstads plass 2SA, N-7491 Trondheim, Norway

PZ-5 Analysis of SAW Grating Waveguides Considering Velocity Dispersion Caused by Reflectivity. K. Hirota*1 and K. Nakamura2, 1TOYO Communication Equipment Co.,Ltd., Samukawa-machi, Kanagawa, Japan, 2Graduate School of Engineering, Tohoku University, Sendai, Japan

PZ-6 SAW Propagation in Periodic Arrays Including Temperature Effects. P. Wallner*1, W. Ruile1, and R. Weigel2, 1Siemens AG, Corporate Technology, Munich, Germany, 2Universitaet Linz, Institut fuer Nachrichtentechnik/Informationstechnik, Linz, Austria

11:00 a.m. _ 12:30 p.m. Wednesday, October 20, 1999 Caesars Tahoe

Session: NN MEDICAL IMAGING
Chair: M. O'Donnell
University of Michigan

NN-1 Validation of Pseudospectral Algorithms for Large-Scale Modeling of Wave Propagation in Tissue. J. C. Mould1, G. L. Wojcik*1, L. M. Carcione1, M. Tabei2, and R. C. Waag3, 1Weidlinger Associates, Inc, Los Altos, CA, 2Dept. Of Electrical & Computer Engineering, University of Rochester, Rochester, NY, 3Dept. of Electrical & Computer Engineering and Radiology, University of Rochester, Rochester, NY

NN-2 C- and D-Weighted Imaging. W.F. Walker*1 and M.J. McAllister, 1University of Virginia, Charlottesville VA

NN-4 (Invited) Measurement and Correction of Ultrasonic Wavefront Distortion. Robert C. Waag* and Daniel B. Phillips, University of Rochester, Rochester, New York

NN-3 (Invited) Adaptive Imaging in the Breast. G. E. Trahey, R. C. Gauss, and M. S. Soo, Duke University, 136 Engineering Bldg., Durham, NC 27708

Session: OO THERAPEUTICS II
Chair: E. Ebbini
University of Minnesota

OO-1 Evaluation of Implant Strategies for Ultrasound Interstitial Thermal Therapy (USITT). W. Nau* and C. Diederich, University of California, San Francisco

OO-2 Treatment of Uterine Fibroid Tumors in Nude Mouse using High Intensity Focused Ultrasound. Shahram Vaezy*1, Victor Fujimoto1, Cheryl Walker2, Lawrence Crum1, and Roy Martin1, 1University of Washington, 2University of Texas

OO-3 Ultrasound Opens the Blood Brain Barrier Without Damage, In Vivo. P. Mourad*1, A. Mesiwala2, L. Farrell2, D. Sokolov1,3, S. Vaezy3, P. Santiago2, M. Mayberg4, L. Crum1,3, R. Winn2, and D. Silbergeld2, 1Applied Physics Laboratory, University of Washington, 2Department of Neurological Surgery, University of Washington, 3Department of Bioengineering, University of Washington, Seattle, WA, USA, 4Department of Neurological Surgery

OO-4 Ultrasound Accelerates Functional Recovery after Peripheral Nerve Damage. P. Mourad*1, F. Curra1,2, D. Lazar3, A. Avellino3, L. McNutt3, K. Andrus3, L. Crum1,2, and M. Kliot3, 1Applied Physics Laboratory, University of Washington, 2Department of Bioengineering, University of Washington, 3Department of Neurological Surgery, University of Washington

OO-5 The Feasibility of using Ultrasound Stimulated Acoustic Emission for Controlling Thermal Surgery. K. Hynynen*1 and T. Karjalainen1,2, 1Brigham and Women's Hospital and Harvard Medical School, 2University of Kuopio, Finland

OO-6 Biological Mechanisms of Acoustically-Induced Hemostasis. Shahram Vaezy*, Roy Martin, Bryan Goldman, Emil Chi, Wayne Chandler, Peter Kaczkowski, and Lawrence Crum, University of Washington

Session: QQ WAVES AND MODES
Chair: S. Schneider
Marquette University

QQ-1 Coupling of Lamb Waves at a Tee Junction. B. Morvan*, A. Tinel, and J. Duclos, Laboratoire d'Acoustique Ultrasonore et d'Electronique UPRESA CNRS 6068, Le Havre, France

QQ-2 Immersed Narrow Plate Study. Lamb Waves Identification. Y. Eudeline*, H. Duflo, J.L. Izbicki, and J. Duclos, Laboratoire d'Acoustique Ultrasonore et d'Electronique, UPRESA CNRS 6068, Le Havre, France

QQ-3 Planar Harmonic Green's Function, Its Papal Approximation And Applications. E. J. Danicki*, Polish Academy of Sciences - IPPT, Warsaw, Poland

QQ-4 An Ultrasonic Technique for Measurement of Parameter of Nonlinearity of Liquids using Parametric Acoustic Arrays. Mukesh Chandra*1 and T. K. Saksena2, 1National Physical Laboratory, New Delhi, India, 2Ex-Scientist, NPL, New Delhi

QQ-5 Superhigh Electromechanical Coupling for Acoustic Plate Waves in Potassium Niobate. B. D. Zaitsev1, I. E. Kuznetsova1, S. G. Joshi*1, and I. A. Borodina2, 1Marquette University, Milwaukee, Wisconsin/USA, 2Institute of Radio Engineering and Electronics, Russian Academy of Sciences, Saratov, Russia

QQ-6 Ultrasonic Velocity and Elastic Moduli of Ternary Tellurite Glasses. M. A. Sidkey*1, R. El Mallawany2, and H. Afifi, 1National Institute for Standards, Cairo, Egypt, 2Menofia University, Egypt

Session: RR SAW SYSTEM APPLICATIONS
Chair: B. R. Potter
Vectron International

RR-1 Impact of SAW RF and IF Filter Characteristics on UMTS Transceiver System Performance. D. Pimingsdorfer1, A. Holm2, B. Adler2, A. Springer1, and R. Weigel*1, 1Johannes Kepler University of Linz, Inst. f. Communications & Information Engineering, Linz, Austria, 2Infineon Technologies, HF, Munich, Germany

RR-2 New SAW-Convolver Demodulation Techniques using Costas-Loop Synchronization for High-Bit-Rate CDMA Signals. C. Takubo, M. Hikita*, and K. Asai, Central Reseach Laboratory, Hitachi Ltd

RR-3 SAW Based Chirp Fourier Transform for OFDM Systems. M. Huemer*1, C.C.W. Ruppel2, L. Reindl3, A. Springer1, and R. Weigel1, 1University of Linz, Inst. f. Comm./Inf. Engineering, 2Siemens AG, Corporate Technology, ZT KM 1, Munich, Germany, 3Technical University of Clausthal, Germany

RR-4 Passive Radio Requestable SAW Humidity Sensor. L. Reindl1, C.C.W. Ruppel*2, A. Kirmayr3, N. Stockhausen3, and M. Hilhorst4, 1TU-Clausthal, IEI, D-38678 Clausthal-Zellerfeld, Germany, 2Siemens AG, Corporate Technology, D-81739 Munich, Germany, 3FHS Munich, Munich, Germany, 4Institute for Agricultural and Enviromental Engeneering, NL-6700 Wageningen, Netherlands

RR-5 Passive Resonator Identification Tag for Narrow-Band Wireless Telemetry. W. Buff1, M. Binhack1, M. Goroll1, J. Ehrenpfordt2, and S. Klett1, 1Technical University of Ilmenau, Germany, 2senTec Elektronik GmbH, Ilmenau, Germany

RR-6 A Novel SCM-CDMA Optical Fiber Communication System with SAW Match Filter. Enguang Dai*, Deming Wu, and Anshi Xu, Peking University

Session: SS NDE SIGNAL PROCESSING
Chair: J. Saniie
Illinois Institute of Technology

SS-1 (Invited) Sparse Spike Deconvolution. K. F. Kaaresen, Norwegian Computing Center

SS-2 Use of Ultrasound in Automotive Occupancy Sensing: Optimal Frequency and Beamwidth from Empirical Data. R. Seip*, B. Adamczyk, and D. Rundell, Robert Bosch Corporation, Bloomfield Hills, Michigan, USA

SS-3 Determination of Physical and Mechanical Characteristics of Materials Using Ultrasonic Computer Tomography. E Krivin* and D Krivin, Karpenko Physico-Mechanical Institute, 5a Naukova Street, Lviv, 290060 Ukraine

SS-4 Multi-Level Signal Processing for Very Precise Ultrasonic Measurement on Machine Tools. T. Pfeifer and M. Benz*, Aachen University of Technology, Laboratory for Machine Tools and Production Engineering (WZL)

SS-5 Pulse Compression Techniques for Laser Generated Ultrasound. R.F. Anastasi*1 and E.I. Madaras2, 1U.S. Army Vehicle Technology Center, 2NASA Langley Research Center

2:00 p.m. _ 3:30 p.m. Wednesday, October 20, 1999 Caesars Tahoe

Session: TT MEDICAL IMAGING II
Chair: J. Hossack
Acuson

TT-1 Medical Application of a Novel Transmission C-Scan Ultrasound Camera. G.H. Harrison*1, J.P. Kula1,2, E.K. Balcer-Kubiczek1, and M.E. Lasser2, 1University of Maryland, Baltimore, MD, 2Imperium, Inc., Gaithersburg, MD

TT-2 4D Medical Ultrasonic Imaging with 16,000 Element Arrays. Ken Erikson*, Kristin Clark, Dennis Florie, Allen Hairston, George Lewis, John Marciniec, Gary Rich, Jason Stockwell, Lee Walter, and Tim White, Lockheed Martin, Two Forbes Rd., Lexington, MA USA

UU-3 2-D Images for Biopsy Guidance and 3-D Images for Treatment Planning and Monitoring of Prostate Cancer Based on Spectrum Analysis and Neural-Network Classification. E. J. Feleppa*1, W. R. Fair2, T. Liu1, A. Kalisz1, D. Manolakis1, W. Gnadt1, K. C. Balaji2, C. Porter2, H. Tsai2, and V. Reuter2, 1Riverside Research Institute New York, NY, 2Memorial Sloan-Kettering Cancer Center, New York, NY

TT-3 Accuracy of Regulatory Intensity Simulations of Clinical Imagers. C. M. W. Daft*1, W. M. Leue1, K. E. Thomenius1, L. A. Odegaard2, M. C. Macdonald3, and A. S. Meyers3, 1GE Corporate Research and Development, Niskayuna, NY, 2GE Vingmed Ultrasound, Horten, Norway, 3GE Medical Systems, Milwaukee, WI

TT-4 Ultrasound-Induced Lung Hemorrhage is not Caused by a Bubble-Related Activity. W. D. O'Brien, Jr.*1, J. F. Zachary2, L. A. Frizzell1, and R. A. Weigel2, 1Department of Electrical and Computer Engineering, University of Illinois at Urbana-Champaign, 2Department of Veterinary Pathobiology, University of Illinois at Urbana-Champaign

TT-5 (Invited) Medical Ultrasound Exposure Measurements: Update on Devices, Methods, and Problems. G. R. Harris*, Food and Drug Administration, 9200 Corporate Blvd., HFZ-132, Rockville, MD 20850, USA

Session: UU THERAPEUTIC GUIDANCE
Chair: K. Hynynen
Brigham and Women's Hospital & Harvard Medical School

UU-1 MRI Controlled HIFU Treatment of Breast Tissue. J. Spoo*1, J. Jenne1, R. Rastert1, I. Simiantonakis1, P. Huber2, M. Hlavac1, and J Debus1, 1German Cancer Research Center, Heidelberg, Germany, 2University of Heidelberg Medical School, Germany

UU-2 Monitoring of Low-Power Energy Deposition in Tissues with Elastography. F. Kallel*, A. Alaniz, and J. Ophir, The University of Texas Medical School, Houston, TX

UU-4 Efficient Wideband Linear Arrays For Imaging and Therapy. P. G. Barthe* and M. H. Slayton, Guided Therapy Systems, Inc

UU-5 Time Reversal Invariance of Nonlinear Acoustic Propagation in Weakly Viscous Media. M. Tanter1, J.-L. Thomas1, F. Coulouvrat2, and M. Fink*1, 1Laboratoire Ondes et Acoustique, E. S. P. C. I., University Paris VII, Paris, France., 2Laboratoire de Modelisation en Mecanique, University Paris VI, 75252 Paris Cedex 05, France

UU-6 Effects of Beam Asymmetry on Ultrasonic Thermal Lesions. F.L. Lizzi*1, C.X. Deng1, D.J. Coleman2, R.H. Silverman2, R.B. Bernardi3, and C. Vecchio3, 1Riverside Research Institute, New York, NY, 2Cornell University Medical College, New York, NY, 3Spectrasonics, Inc., Wayne, PA

Session: VV GEOPHYSICAL ACOUSTICS
Chair: J. Brown
JB Consulting

VV-1 (Invited) Applications of Sonics and Ultrasonics in Geophysical Prospecting. B. Sinha* and S. Zeroug, Schlumberger-Doll Research

VV-2 Sound Velocity Measurements of Ceramics and Earth-Forming Minerals at High Pressure and High Temperature. B. Li*, R. C. Liebermann, and D. J. Weidner, CHiPR and Mineral Physics istitute, SUNY at Stony Brook

VV-3 Elastic Properties of SrTiO3 Under Extreme Conditions : A New High Pressure-High Temperature Ultrasonic Measurement Set-up. Davy Lheureux*, Myriam Fischer, Alain Polian, and J.P. Itie, Laboratoire de physique des milieux condenses

VV-4 Kramers-Kronig Dispersion Relations for Ultrasonic Attenuation Obeying a Frequency Power Law. K. R. Waters*1, M. S. Hughes2, J. Mobley1, G. H. Brandenburger2, and J. G. Miller1, 1Washington University, Department of Physics, 2Mallinckrodt, Inc

VV-5 Phonon Focusing and the Martensitic Phase Transformation in NiAl. S. Potashnik1, A. Tulenko1, T.E. Stenger1, J. Trivisonno*1, J.P. Wolfe2, and M.R. Hauser2, 1John Carroll University, 2University of Illinois at Urbana-Champaign

Session: WW SAW RF FILTERS
Chair: K. Bhattacharjee
CTS Wireless Components

WW-1 New SAW Antenna Duplexer for Single- and Dual-Band Handy Phones used in 800-MHz and 1.8-GHz Cellular-Radio Systems. M. Hikita*1, N. Matsuura2, N. Shibagaki1, and K. Sakiyama2, 1Central Research Laboratory, Hitachi Ltd., 2Hitachi Media Electronics Ltd

WW-2 Shoulder Suppressing Technique for Dual Mode Resonator Filters. S. Beaudin*, S. Damphousse, and T. Cameron, Nortel Networks

WW-3 (Invited) Third Generation Cellular Communication Systems, Where's the SAW Device? C. Panasik, Texas Instruments Inc., Wireless Business Unit R&D

WW-4 SAW Impedance Element Filters for 5-10 GHz. S. Lehtonen*1, V. P. Plessky2, M. T. Honkanen3, J. Turunen3, and M. M. Salomaa1, 1Materials Physics Laboratory, Helsinki University of Technology, FIN-02015 HUT, Finland, 2Thomson Microsonics, SAW Design Bureau, CH-2000 Neuchatel, Switzerland, 3Department of Physics, University of Joensuu, P.O.Box 111, FIN-80801 Joensuu

WW-5 SAW Antenna Duplexer For Cordless Telephone CT0. Shi-tang He*, Institute Acoustics, Academia Sinica

4:00 p.m. _ 5:30 p.m. Wednesday, October 20, 1999 Caesars Tahoe

Session: XX MEDICAL IMAGING III
Chair: G. Trahey
Duke University

XX-1 Thermoelastic Generation of Ultrasound Using an Erbium Doped Fiber Amplifier. T. Buma*1, M. Spisar2, and M. O'Donnell2, 1Applied Physics Program, 2Department of Biomedical Engineering, University of Michigan, Ann Arbor, MI 48109-2125

XX-2 Coherence Factor of Speckle from a Multi-Row Probe. K.W. Hollman*1, W.R Rigby2, and M. O'Donnell1, 1Biomedical Engineering Department, University of Michigan, Ann Arbor, MI 48109, 2General Electric Corporation, Corporate Research and Development Center, Schenectady, NY 12301

XX-3 Three Dimensional Frameless Fusion of Ultrasound Liver Volumes. B. Porter*, D. Rubens, and K. J. Parker, University of Rochester, Rochester New York

XX-4 Three-Dimensional Biometric Images of Ocular Structures Using Very-High-Frequency Ultrasound. F.L. Lizzi*1, D.J. Coleman2, R.H. Silverman2, C.X. Deng1, E.J. Feleppa1, and D. Reinstein2, 1Riverside Research Institute, New York, NY, 2Cornell University Medical College, New York, NY

XX-5 A Prototype of a Water-Free Ultrasonic Matricial Device for Quantitative Heel & Ankle Bone Characterization. M. Defontaine*1, L. Colin2, E. Lacaze2, P. Vince3, D. Certon1, R. Dufait3, E. Camus4, P. Laugier4, C. Yvon2, and F. Patat1, 1University Hospital / GIP Ultrasons, Tours ,France, 2Ultrasons Technologies, Tours ,France, 3Vermon S.A., Tours, France, 4Laboratoire d'Imagerie Paramétrique (L.I.P), Paris, France

XX-6 An Effective Coded Excitation Scheme Based on a Predistorted FM Signal and an Optimized Digital Filter. T. Misaridis*1, K. Gammelmark1, C.H. Joergensen1, N. Lindberg1, A.H. Thomsen1, M.H. Pedersen2, and J.A. Jensen1, 1Center for Fast Ultrasound Imaging, Lyngby, Denmark, 2Herlev University Hospital, Herlev, Denmark

Session: YY THERAPEUTICS I
Chair: F. Lizzi
Riverside Research Institute

YY-1 A Practical High Intensity Ultrasound Applicator for Surgery Using Solid Cones. R. W. Martin*, M. D. Brentnall, S. Vaezy, P. Kaczkowski, and L. Crum, University of Washington, Seattle,WA

YY-2 Self-Guided Dual Mode Phased Array for Noninvasive Surgery. Emad S. Ebbini* and Guangquan Gu, University of Minnesota

ZZ-3 Acoustic Attenuation in Longitudinal [001] Mode Tellurium Dioxide. M. L. Shah1 and D. R. Pape*2, 1M.V.M. Electronics, Inc., Melbourne, FL USA, 2Photonic Systems Incorporated, Melbourne, FL USA

YY-3 Measurements of Spatial Heating Patterns from MR Compatible Interstitial Ultrasound Heating Probes. R. Chopra*, M. Bronskill, and S.F. Foster, Sunnybrook and Women's College Health Sciences Centre

YY-4 Design and Evaluation of Linear Intercavitary Ultrasound Phased Array for MRI-Guided Prostate Ablative Therapies. S. D. Sokka*1,2, R. L. King1, N. J. McDannold1, and K. Hynynen1, 1Brigham and Women's Hospital, Harvard Medical School, 2MIT and Harvard Division of Health Sciences and Technology

YY-5 Coagulation of Swine Liver and Canine Prostate with Split Focus. S. Umemura*1, K. Sasaki1, K. Kawabata1, T. Azuma1, and N. T. Sanghvi2, 1Central Research Laboratory, Hitachi Ltd., Kokubuniji, Tokyo, Japan, 2Focus Surgery, Inc., Indianapolis, Indiana, USA

YY-6 Experimental Studies of Using of Split Beam Transducer for Prostate Cancer Therapy in Comparison to Single Beam Transducer. Shih-jeh Wu*, Narendra Sanghvi, Michael Phillips, and Maksim Kuznetsov, Focus Surgery Inc

Session: ZZ OPTICAL INTERACTIONS
Chair: D. Hecht
Xerox Palo Alto

ZZ-1 Advances in Acoustooptic Digital Computations via Analog Convolution in Spectrum Domain. Valery Proklov*, Oleg Byshevski-Konopko, and Vladimir Kurskii, Institute of Radioengineering and Electronics RAS

ZZ-2 High-Efficiency Acoustooptic Guided-Mode to Leaky-Mode Conversion In Proton-Exchanged LiNbO3 Waveguides and Applications. N. Do*1, J. Su1, J. Yoo1, A. M. Matteo2, and C. S. Tsai1,3, 1University of California, Irvine, CA, U.S.A., 2University of Bari, Bari, Italy, 3Academia Sinica, Taipei, Taiwan

ZZ-4 Effects and Characterization of Ultrasonic Fields by Hard X-Ray Diffraction. K.-D. Liss*1, R. Hock2, A. Magerl2, B. Waibel3, and A. Remhof4, 1European Synchrotron Radiation Facility, B.P. 220, F-38043 Grenoble, France, 2Lehrstuhl für Kristallographie und Strukturphysik, D-91054 Erlangen, Germany, 3MTU Motoren- und Turbinen-Union GmbH, D'80991 München, Germany, 4Ruhr-Universitët Bochum, D-44780 Bochum, Germany

ZZ-5 Optical Detection of Ultrasonic Leaky Waves from Solids in Air. Laszlo Adler* and Christophe Mattei, Adler Consultants, Inc

ZZ-6 The Improved Method of Determination of Basic SAW Characteristics by Measurement of Dynamic Interference Pattern Intensity of + 1 and -1 Diffracted Orders at the Output of a Two-Beam Optical Interferometer. A. V. Tsarev* and E. A. Kolosovsky, Institute of Semiconductor Physics, Novosibirsk, Russia

Session: AAA PSEUDO-SAW
Chair: P. M. Smith
McMaster University

AAA-1 Pseudo Surface Acoustic Waves in Langatate. Mauricio Pereira da Cunha*1 and Eric L. Adler2, 1University of Sao Paulo, 2McGill University

AAA-2 Investigation of PSAW and HVPSAW Propagation in Layered Media by Scanning Acoustic Force Microscopy. G. Behme*1, E. Chilla1, S. Semenov2, and H.-J. Froehlich1, 1Paul-Drude-Institute for Solid-State Electronics, Hausvogteiplatz 5-7, D-10117 Berlin, Germany, 2State University of St. Petersburg, St. Petersburg, Russia

AAA-3 Theoretical Study of Pseudo SAW in a Half Space of Piezoelectric Substrates. V. Zhang*, J.E. Lefebvre, and T. Gryba, IEMN DOAE UMR CNRS 9929 Villeneuve d'Ascq France

AAA-4 True SAW Solutions on a Leaky Wave Branch: An Advanced Search Technique. N. F. Naumenko, Moscow Steel and Alloys Institute

AAA-5 Reflection Properties of Fast Leaky Surface Acoustic Waves on Lithium Tetraborate. Yu.V. Gulyaev and V.I. Grigorievski, Institute of Radioengineering and Electronics RAS


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