activity
20152021
most citedOptically Levitated Nanodumbbell Torsion Balance and GHz Nanomechanical Rotor

335 citations · 1.3k across the 12 of their papers we have counts for

collaborators

12 papers

physics.optics2021★ 1 cited

On-chip optical levitation with a metalens in vacuum

Kunhong Shen, Yao Duan, Peng Ju +6

Optical levitation of dielectric particles in vacuum is a powerful technique for precision measurements, testing fundamental physics, and quantum information science. Conventional…

quant-ph2020★ 129 cited

Femtosecond Laser Writing of Spin Defects in Hexagonal Boron Nitride

Xingyu Gao, Siddhant Pandey, Mehran Kianinia +5

Optically active spin defects in wide-bandgap materials have many potential applications in quantum information and quantum sensing. Spin defects in two-dimensional layered van der…

physics.optics2020★ 71 cited

5D cooling and nonlinear dynamics of an optically levitated nanodumbbell

Jaehoon Bang, Troy Seberson, Peng Ju +5

Optically levitated nonspherical particles in vacuum are excellent candidates for torque sensing, rotational quantum mechanics, high-frequency gravitational wave detection, and mul…

physics.atom-ph2019★ 16 cited

Simulation of sympathetic cooling an optically levitated magnetic nanoparticle via coupling to a cold atomic gas

T. Seberson, Peng Ju, Jonghoon Ahn +3

A proposal for cooling the translational motion of optically levitated magnetic nanoparticles is presented. The theoretical cooling scheme involves the sympathetic cooling of a fer…

physics.app-ph2019★ 276 cited

Ultrasensitive torque detection with an optically levitated nanorotor

Jonghoon Ahn, Zhujing Xu, Jaehoon Bang +3

Torque sensors such as the torsion balance enabled the first determination of the gravitational constant by Cavendish and the discovery of Coulomb's law. Torque sensors are also wi…

quant-ph2018★ 14 cited

Stable emission and fast optical modulation of quantum emitters in boron nitride nanotubes

Jonghoon Ahn, Zhujing Xu, Jaehoon Bang +3

Atom-like defects in two-dimensional (2D) hexagonal boron nitride (hBN) have recently emerged as a promising platform for quantum information science. Here we investigate single-ph…