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 …

Distributed quantum sensing with mode-entangled spin-squeezed atomic states

BK Malia, Y Wu, J Martínez-Rincón, MA Kasevich - Nature, 2022 - nature.com
Quantum sensors are used for precision timekeeping, field sensing and quantum
communication,–. Comparisons among a distributed network of these sensors are capable …

Measuring gravitational attraction with a lattice atom interferometer

CD Panda, MJ Tao, M Ceja, J Khoury, GM Tino… - Nature, 2024 - nature.com
Despite being the dominant force of nature on large scales, gravity remains relatively elusive
to precision laboratory experiments. Atom interferometers are powerful tools for …

Gravitationally induced decoherence vs space-time diffusion: testing the quantum nature of gravity

J Oppenheim, C Sparaciari, B Šoda… - Nature …, 2023 - nature.com
We consider two interacting systems when one is treated classically while the other system
remains quantum. Consistent dynamics of this coupling has been shown to exist, and …

Three-dimensional magneto-optical trapping of barium monofluoride

Z Zeng, S Deng, S Yang, B Yan - Physical Review Letters, 2024 - APS
As a heavy molecule, barium monofluoride (BaF) presents itself as a promising candidate for
measuring permanent electric dipole moment. Here we report the realization of three …

Enhancing the sensitivity of atom-interferometric inertial sensors using robust control

JC Saywell, MS Carey, PS Light, SS Szigeti… - Nature …, 2023 - nature.com
Atom-interferometric quantum sensors could revolutionize navigation, civil engineering, and
Earth observation. However, operation in real-world environments is challenging due to …

A compact cold-atom interferometer with a high data-rate grating magneto-optical trap and a photonic-integrated-circuit-compatible laser system

J Lee, R Ding, J Christensen, RR Rosenthal… - Nature …, 2022 - nature.com
The extreme miniaturization of a cold-atom interferometer accelerometer requires the
development of novel technologies and architectures for the interferometer subsystems …

Decoherence of a matter-wave interferometer due to dipole-dipole interactions

P Fragolino, M Schut, M Toroš, S Bose, A Mazumdar - Physical Review A, 2024 - APS
Matter-wave interferometry with nanoparticles will enable the development of quantum
sensors capable of probing ultraweak fields with unprecedented applications for …

Atom interferometer tests of dark matter

Y Du, C Murgui, K Pardo, Y Wang, KM Zurek - Physical Review D, 2022 - APS
Direct detection experiments for dark matter are increasingly ruling out large parameter
spaces. However, light dark matter models with particle masses< GeV are still largely …

Quantum gravitational sensor for space debris

MZ Wu, M Toroš, S Bose, A Mazumdar - Physical Review D, 2023 - APS
Matter-wave interferometers have fundamental applications for gravity experiments such as
testing the equivalence principle and the quantum nature of gravity. In addition, matter-wave …