Abstract
Through engineerable optomechanical coupling to bulk acoustic modes of plano-convex resonators fabricated on-chip, we demonstrate ultra-high acoustic Q-factors of 28 million (6.6 million) for phonons at high frequencies of 12.7 GHz (37.8 GHz) in quartz (silicon) at cryogenic temperatures.
© 2018 The Author(s)
PDF ArticleMore Like This
Cleaven Chia, Srujan Meesala, Nayera El-Sawah, Bartholomeus Machielse, Michael J. Burek, and Marko Lončar
SF2J.2 CLEO: Science and Innovations (CLEO:S&I) 2018
W. H. Renninger, P. Kharel, R. O. Behunin, and P. T. Rakich
STu4N.2 CLEO: Science and Innovations (CLEO:S&I) 2017
Prashanta Kharel, Yiwen Chu, Eric A. Kittlaus, Nils T. Otterstrom, Shai Gertler, David Mason, and Peter T. Rakich
FTh3C.6 CLEO: QELS_Fundamental Science (CLEO:FS) 2020