1990 IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, No. 6

Front Matter

Matrix Methods Applied to Acoustic Waves in Multilayers
- Eric L. Adler

N X N Square-Element Ultrasound Phased-Array Applicator: Simulated Temperature Distributions Associated with Directly Synthesized Heating Patterns
- Mohammed S. Ibbini, Emad S. Ebbini, and Charles A. Cain

In-Vivo Fetal Ultrasound Exposimetry
- Christopher M. W. Daft, T. A. Siddiqi, D. W. Fitting, R. A. Meyer, and W. D. O'Brien, Jr.

Acoustic Properties of Particle/Polymer Composites for Ultrasonic Transducer Backing Applications
- Martha G. Crewe, T. R. Gururaja, Thomas R. Shrout, and Robert E. Newnham

Progress at NIST Toward Absolute Frequency Standards Using Stored Ions
- D. J. Wineland, J. C. Bergquist, J. J. Bollinger, W. M. Itano, D. J. Heinzen, S. L. Gilbert, C. H. Manney, and M. G. Raizen

Infrared and Laser Spectroscopic Characterization of Aluminum Defects in Cultured Quartz
- Herbert G. Lipson

High Q Metal Strip SSBW Resonators Using a SAW Design
- Ivan D. Avramov

Linear Ion Trap for Second-Order Doppler Shift Reduction in Frequency Standard Applications
- John D. Prestage, Gary R. Janik, G. John Dick, and Lute Maleki

Modeling Resonator Frequency Fluctuations Induced by Adsorbing and Desorbing Surface Molecules
- Yook Kong Yong and John R. Vig

High-Speed Actuation of a Piezoelectric Actuator by Pulse Driving and Stopping of Its Residual Mechanical Vibration
- Chiharu Kusakabe, Yoshiro Tomikawa, and Takehiro Takano

Analysis of Nonaxisymmetric Vibration Mode Piezoelectric Annular Plate and Its Application to an Ultrasonic Motor
- Takehiro Takano, Hiroshi Hirata, and Yoshiro Tomikawa

Experimental Evidence for Mode Shape Influence on Acceleration-Induced Frequency Shifts in Quartz Resonators
- Errol P. Eernisse, Roger W. Ward, Milton H. Watts, Robert B. Wiggins, O. Lew Wood

Distortions of Thickness Shear Mode Shapes in Plano-Convex Quartz Resonators with Mass Perturbations
- Errol P. Eernisse, L. D. Clayton, and Milton H. Watts

Electric Equivalent Circuit for Flexural Vibrations in Piezoelectric Materials
- Jan Soderkvist

The Effect of Pressure on Ultrasonic Testing Sensitivity of Hot Steel Blooms by Pressure Contact Method
- G. L. Lu, S. H. Li, M. J. Chu, and B. X. Wang

Low-Order Complex Ar Models for Mean and Maximum Frequency Estimation in the Context of Doppler Color Flow Mapping
- Thanasis Loupas and W. Norman McDicken

First-Order Sensitivity Analysis of Quartz Crystal Resonator Model Parameters
- Donald C. Malocha and Madjid A. Belkerdid

Book Reviews

1990 Index IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control

End Matter