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Conferences > CLEO_SI > 2018 > JF3B > JF3B.3

Optically Levitated Torque Sensor and Ultrafast Nanomechanical Rotor

Tongcang Li, Jonghoon Ahn, Zhujing Xu, and Jaehoon Bang

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Abstract

We propose to optically levitate a nonspherical nanoparticle in vacuum to detect the quantum vacuum torque (Casimir torque). We have levitated nonspherical nanoparticles in vacuum and driven them to mechanically rotate at several hundred MHz.

© 2018 The Author(s)

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