Physical Acoustics V12

Contributors

Preface


1 The Anomalous Elastic Properties of Materials Undergoing Cooperative Jahn-Teller Phase Transitions

I. Introduction

II. The Jahn-Teller Effect

III. Theory of Elastic Properties of Cooperative Jahn-Teller Systems

IV. Application to Rare Earth Crystals

V. Transition Metal Ion Compounds

VI. Summary

References


2 Superconducting Tunneling Junctions as Phonon Generators and Detectors

I. Introduction

II. Basic Aspects of Phonon Generation and Detection by Single-Particle Tunneling in Superconductors

III. Basic Experiments

IV. Quantitative Phonon Detection Model

V. Phonon Emission Spectra

VI. Applications

VII. Further Applications and Final Remarks

References


3 Ultrasonic Properties of Glasses at Low Temperatures

I. Introduction

II. Microscopic Structure of Glasses

III. Ultrasonic Properties of Glasses above Helium Temperature

IV. Anomalous Acoustic and Thermal Behavior of Glasses below Helium Temperature

V. Phenomenological Explanation of the Low-Temperature Behavior

VI. Microscopic Model

VII. Conclusion

References


4 Acoustical Response of Submerged Elastic Structures Obtained through Integral Transforms

I. Introduction

II. Normal-Mode Solution of the Pulse Problem

III. Experiments and Numerical Mode Calculations

IV. Watson-Sommerfeld Transform

V. Geophysical and Materials-Testing Problems

References

Note Added in Proof


5 Ultrasonic Velocity and Attenuation: Measurement Methods with Scientific and Industrial Applications

I. Introduction

II. Velocity

III. Absolute Accuracy of the Pulse-Echo-Overlap Method and the Pulse Superposition Method for Ultrasonic Velocity

IV. Attenuation

V. Industrial Applications

VI. Summary

References

Bibliography

Author Index

Subject Index

Contents of Previous Volumes