[HTML][HTML] Photonic quantum metrology

E Polino, M Valeri, N Spagnolo, F Sciarrino - AVS Quantum Science, 2020 - pubs.aip.org
Quantum metrology is one of the most promising applications of quantum technologies. The
aim of this research field is the estimation of unknown parameters exploiting quantum …

Non-gaussianity as a signature of a quantum theory of gravity

R Howl, V Vedral, D Naik, M Christodoulou, C Rovelli… - PRX Quantum, 2021 - APS
Tabletop tests of quantum gravity (QG) have long been thought to be practically impossible.
However, remarkably, because of rapid progress in quantum information science (QIS), such …

Gravimetry through non-linear optomechanics

S Qvarfort, A Serafini, PF Barker, S Bose - Nature communications, 2018 - nature.com
Precision gravimetry is key to a number of scientific and industrial applications, including
climate change research, space exploration, geological surveys and fundamental …

Entanglement dynamics of two mesoscopic objects with gravitational interaction

HC Nguyen, F Bernards - The European Physical Journal D, 2020 - Springer
We analyse the entanglement dynamics of two particles interacting through gravity in a
setup similar to the recently proposed experiments that aim to test quantum signatures of …

Genuine multipartite concurrence for entanglement of Dirac fields in noninertial frames

WC Qiang, GH Sun, Q Dong, SH Dong - Physical Review A, 2018 - APS
We apply genuine multipartite entanglement concurrence to investigate entanglement
properties of Dirac fields in noninertial frames. We present analytical concurrences for …

Quantum correlations of light mediated by gravity

H Miao, D Martynov, H Yang, A Datta - Physical Review A, 2020 - APS
We propose to explore the quantum nature of gravity using the correlation of light between
two optomechanical cavities, and the quantumness of the correlation is witnessed by …

Complementarity and causal propagation of decoherence by measurement in relativistic quantum field theories

Y Hidaka, S Iso, K Shimada - Physical Review D, 2022 - APS
Entanglement generation by Newtonian gravitational potential between objects has been
widely discussed to reveal the quantum nature of gravity. In this paper, we perform a …

Gravity Probe Spin: Prospects for measuring general-relativistic precession of intrinsic spin using a ferromagnetic gyroscope

P Fadeev, T Wang, YB Band, D Budker, PW Graham… - Physical Review D, 2021 - APS
An experimental test at the intersection of quantum physics and general relativity is
proposed: measurement of relativistic frame dragging and geodetic precession using …

Dynamical response of Bose–Einstein condensates to oscillating gravitational fields

D Rätzel, R Howl, J Lindkvist, I Fuentes - New Journal of Physics, 2018 - iopscience.iop.org
A description of the dynamical response of uniformly trapped Bose–Einstein condensates
(BECs) to oscillating external gravitationalfields is developed, with the inclusion of damping …

Boltzmann and Tsallis statistical approaches to study quantum corrections at large distances and clustering of galaxies

M Hameeda, Q Gani, B Pourhassan… - International Journal of …, 2022 - World Scientific
Gravity is so different from other fundamental forces that it is now essentially treated as a
nonfundamental force of entropic origin. Several good studies have been carried out in this …