In silico broadband mechanical spectroscopy of amorphous tantala
Adopting an agnostic approach, the quality factor Q of tantala glass is drawn via in silico mechanical spectroscopy in wide ranges of temperature (10–300 K) and frequency (500MHz≤f≤1THz). At the highest frequencies, Q∝f^{−3}, consistent with Rayleigh sound scattering. For frequencies lower than tera...
Main Authors: | , , , , |
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Format: | Article |
Language: | English |
Published: |
American Physical Society
2019-11-01
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Series: | Physical Review Research |
Online Access: | http://doi.org/10.1103/PhysRevResearch.1.033121 |