Robert W. Keyes
Physical Review Letters
The third-order elastic constants of crystalline quartz are used to calculate the stress dependence of the frequency of quartz oscillator plates. © 1967, IEEE. All rights reserved.
Robert W. Keyes
Physical Review Letters
Robert W. Keyes
Journal of Physics Condensed Matter
Robert W. Keyes
IEEE Transactions on Sonics and Ultrasonics
Robert W. Keyes
Science