Levitated optomechanics: A tutorial and perspective

G Winstone, M Bhattacharya, AA Geraci, T Li… - arXiv preprint arXiv …, 2023 - arxiv.org
Optomechanics, the study of the mechanical interaction of light with matter, has proven to be
a fruitful area of research that has yielded many notable achievements, including the direct …

Mechanical detection of nuclear decays

J Wang, TW Penny, J Recoaro, B Siegel, YH Tseng… - Physical Review Letters, 2024 - APS
We report the detection of individual nuclear α decays through the mechanical recoil of the
entire micron-sized particle in which the decaying nuclei are embedded. Momentum …

Searches for massive neutrinos with mechanical quantum sensors

D Carney, KG Leach, DC Moore - PRX Quantum, 2023 - APS
The development of quantum optomechanics now allows mechanical sensors with
femtogram masses to be controlled and measured in the quantum regime. If the mechanical …

Enhanced primordial gravitational waves from a stiff postinflationary era due to an oscillating inflaton

C Chen, K Dimopoulos, C Eröncel, A Ghoshal - Physical Review D, 2024 - APS
We investigate two classes of inflationary models, which lead to a stiff period after inflation
that boosts the signal of primordial gravitational waves (GWs). In both families of models …

Simulating the Galactic population of axion clouds around stellar-origin black holes: Gravitational wave signals in the 10–100 kHz band

JR Sprague, SL Larson, Z Wang, S Klomp, A Laeuger… - Physical Review D, 2024 - APS
Ultralight scalar fields can experience runaway “superradiant” amplification near spinning
black holes, resulting in a macroscopic “axion cloud,” which slowly dissipates via continuous …

Inert shell coating for enhanced laser refrigeration of nanoparticles: application in levitated optomechanics

C Laplane, P Ren, RP Roberts, Y Lu, T Volz - ACS Photonics, 2024 - ACS Publications
Levitated nanoparticles in vacuum, with their intrinsically low coupling to the environment,
hold the promise of precision force sensing and open new avenues for exploring …

Near-field GHz rotation and sensing with an optically levitated nanodumbbell

P Ju, Y Jin, K Shen, Y Duan, Z Xu, X Gao, X Ni, T Li - Nano letters, 2023 - ACS Publications
A levitated nonspherical nanoparticle in a vacuum is ideal for studying quantum rotations
and is an ultrasensitive torque detector for probing fundamental particle–surface …

Tuneable Gaussian entanglement in levitated nanoparticle arrays

AK Chauhan, O Černotík, R Filip - npj Quantum Information, 2022 - nature.com
Optically levitated nanoparticles emerged as an interesting platform for probing fundamental
physics. Quantum control of their motion (including potential shaping) predisposes them for …

Suppressing mechanical dissipation of diamagnetically levitated oscillator via engineering conductive geometry

H Xie, Y Li, R Li, Y Leng, Y Chen, L Wang, D Long… - Physical Review …, 2023 - APS
Diamagnetically levitated oscillators of millimeter and submillimeter size are emerging
ultrasensitive sensors for gravitylike force and acceleration measurements. However …

[HTML][HTML] An apparatus for in-vacuum loading of nanoparticles into an optical trap

E Weisman, CK Galla, C Montoya… - Review of Scientific …, 2022 - pubs.aip.org
We describe the design, construction, and operation of an apparatus that utilizes a
piezoelectric transducer for in-vacuum loading of nanoparticles into an optical trap for use in …