https://www.nist.gov/publications/acoustic-loss-langasite-and-langanite
Acoustic Loss in Langasite and Langanite | NIST
Feb 17, 2017 - Resonant ultrasonic loss 1/Q in plano-convex unplated Y-cut disks of langasite and langanite were measured as a function of freqeuncy and temperature with the a
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