Membrane-based scanning force microscopy

D Hälg, T Gisler, Y Tsaturyan, L Catalini, U Grob… - Physical Review …, 2021 - APS
We report the development of a scanning force microscope based on an ultrasensitive
silicon nitride membrane optomechanical transducer. Our development is made possible by …

Massive quantum systems as interfaces of quantum mechanics and gravity

S Bose, I Fuentes, AA Geraci, SM Khan… - arXiv preprint arXiv …, 2023 - arxiv.org
The traditional view from particle physics is that quantum gravity effects should only become
detectable at extremely high energies and small length scales. Due to the significant …

Cavity optomechanics assisted by optical coherent feedback

A Harwood, M Brunelli, A Serafini - Physical Review A, 2021 - APS
We consider a wide family of optical coherent feedback loops acting on an optomechanical
system operating in the linearized regime. We assess the efficacy of such loops in improving …

Two-mode Schrödinger-cat states with nonlinear optomechanics: generation and verification of non-Gaussian mechanical entanglement

LA Kanari-Naish, J Clarke, S Qvarfort… - Quantum Science and …, 2022 - iopscience.iop.org
Cavity quantum optomechanics has emerged as a new platform for quantum science and
technology with applications ranging from quantum-information processing to tests of the …

Stationary gaussian entanglement between levitated nanoparticles

AK Chauhan, O Černotík, R Filip - New Journal of Physics, 2020 - iopscience.iop.org
Coherent scattering of photons is a novel mechanism of optomechanical coupling for
optically levitated nanoparticles promising strong, versatile interactions with light and …

Gravitational forces between nonclassical mechanical oscillators

Y Liu, J Mummery, J Zhou, MA Sillanpää - Physical Review Applied, 2021 - APS
Interfacing quantum mechanics and gravity is one of the great open questions in natural
science. Micromechanical oscillators have been suggested as a plausible platform to carry …

Tunable multiple optomechanically induced transparency and slow/fast light via optical parametric amplifiers in a distant electro-optical system

G Pan, G Yu, R Xiao, C Zhai - The European Physical Journal D, 2024 - Springer
We investigate the tunable multiple optomechanically induced transparency in a distant
electro-optical system. It consists of two distant optomechanical cavities with two optical …

Unconditional mechanical squeezing via backaction-evading measurements and nonoptimal feedback control

A Di Giovanni, M Brunelli, MG Genoni - Physical Review A, 2021 - APS
Backaction-evading (BAE) measurements of a mechanical resonator, by continuously
monitoring a single quadrature of motion, can achieve precision below the zero-point …

Controlling double optomechanically induced transparency and slow/fast light in an electro-optomechanical system via an optical parametric amplifier

G Pan, G Yu, R Xiao, C Zhai - Laser Physics, 2023 - iopscience.iop.org
We investigate tunable double optomechanically induced transparency and slow/fast
phenomena in a hybrid electro-optomechanical system. The hybrid system consists of an …

Preparation and verification of two-mode mechanical entanglement through pulsed optomechanical measurements

P Neveu, J Clarke, MR Vanner… - New Journal of …, 2021 - iopscience.iop.org
We propose a protocol how to generate and verify bipartite Gaussian entanglement between
two mechanical modes coupled to a single optical cavity, by means of short optical pulses …