Fabrication of a Polariton Cavity via Mid-IR Laser Excitation

Cecilia Y. Chen,Samuel L. Moore,Rishi Maiti,Anjaly Rajendran,Kenji Watanabe,Takashi Taniguchi,Song Liu,James H. Edgar,James Hone,Dmitri N. Basov,Alexander L. Gaeta

2023 Conference on Lasers and Electro-Optics (CLEO)（2023）

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摘要

We fabricate polariton cavities in hBN with Q-factors > 70. Our approach is based on strong, resonant phonon excitation at 7.3 µm with femtosecond pulses causing the sample to "unzip" and produce a phonon reflection.

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关键词

(140.3945) Microcavities,(230.4000) Microstructure fabrication,(240.5420) Polaritons

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