Ultrasoft cavities with giant Brownian fluctuations

Mark Douvidzon*, Udvas Chattopadhyay, Yidong Chong, Tal Carmon

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review


Applying surfactants on submerged oil droplets permits resonators 10 orders of magnitude softer than what solids permit, with accordingly larger Brownian fluctuations. We measure a 150,000 quality factor, 6nm Brownian-fluctuation amplitude, and 155 Hz eigenfrequency.

Original languageEnglish
Article numberJTh3A.67
JournalOptics InfoBase Conference Papers
StatePublished - 2021
Externally publishedYes
EventCLEO: QELS_Fundamental Science, CLEO: QELS 2021 - Part of Conference on Lasers and Electro-Optics, CLEO 2021 - Virtual, Online, United States
Duration: 9 May 202114 May 2021


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