Cavity optomechanical sensing

BB Li, L Ou, Y Lei, YC Liu - Nanophotonics, 2021 - degruyter.com
Cavity optomechanical systems enable interactions between light and mechanical
resonators, providing a platform both for fundamental physics of macroscopic quantum …

Ultrahigh-quality-factor micro-and nanomechanical resonators using dissipation dilution

NJ Engelsen, A Beccari, TJ Kippenberg - Nature Nanotechnology, 2024 - nature.com
Mechanical resonators are widely used in sensors, transducers and optomechanical
systems, where mechanical dissipation sets the ultimate limit to performance. Over the past …

Ground state cooling of an ultracoherent electromechanical system

Y Seis, T Capelle, E Langman, S Saarinen… - Nature …, 2022 - nature.com
Cavity electromechanics relies on parametric coupling between microwave and mechanical
modes to manipulate the mechanical quantum state, and provide a coherent interface …

Room-temperature quantum optomechanics using an ultralow noise cavity

G Huang, A Beccari, NJ Engelsen, TJ Kippenberg - Nature, 2024 - nature.com
At room temperature, mechanical motion driven by the quantum backaction of light has been
observed only in pioneering experiments in which an optical restoring force controls the …

Ultra-coherent nanomechanical resonators based on inverse design

D Høj, F Wang, W Gao, UB Hoff, O Sigmund… - Nature …, 2021 - nature.com
Engineered micro-and nanomechanical resonators with ultra-low dissipation constitute a
promising platform for various quantum technologies and foundational research …

Single-spin magnetomechanics with levitated micromagnets

J Gieseler, A Kabcenell, E Rosenfeld, JD Schaefer… - Physical review …, 2020 - APS
We demonstrate a new mechanical transduction platform for individual spin qubits. In our
approach, single micromagnets are trapped using a type-II superconductor in proximity of …

Intensive cavity-magnomechanical cooling of a levitated macromagnet

A Kani, B Sarma, J Twamley - Physical Review Letters, 2022 - APS
We describe microwave cavity-magnomechanical center-of-mass cooling of a levitated
magnetic sphere. The standing magnetic component of the electromagnetic wave within a …

Higher-order exceptional point in a pseudo-Hermitian cavity optomechanical system

W Xiong, Z Li, Y Song, J Chen, GQ Zhang, M Wang - Physical Review A, 2021 - APS
Higher-order exceptional points (EPs), resulting from non-Hermitian degeneracies, have
shown greater advantages in sensitive enhancement than second-order EPs (EP2s) …

Hierarchical tensile structures with ultralow mechanical dissipation

MJ Bereyhi, A Beccari, R Groth, SA Fedorov… - Nature …, 2022 - nature.com
Structural hierarchy is found in myriad biological systems and has improved man-made
structures ranging from the Eiffel tower to optical cavities. In mechanical resonators whose …

Micromechanical bolometers for subterahertz detection at room temperature

L Vicarelli, A Tredicucci, A Pitanti - ACS photonics, 2022 - ACS Publications
Fast room-temperature imaging at terahertz (THz) and subterahertz (sub-THz) frequencies is
an interesting technique that could unleash the full potential of plenty of applications in …