Levitodynamics: Levitation and control of microscopic objects in vacuum

C Gonzalez-Ballestero, M Aspelmeyer, L Novotny… - Science, 2021 - science.org
BACKGROUND Levitation of large objects has become a widely used technique in science
and engineering, and the control of levitated nano-and micro-objects in vacuum has gained …

Quantum decoherence

M Schlosshauer - Physics Reports, 2019 - Elsevier
Quantum decoherence plays a pivotal role in the dynamical description of the quantum-to-
classical transition and is the main impediment to the realization of devices for quantum …

Spin entanglement witness for quantum gravity

S Bose, A Mazumdar, GW Morley, H Ulbricht, M Toroš… - Physical review …, 2017 - APS
Understanding gravity in the framework of quantum mechanics is one of the great
challenges in modern physics. However, the lack of empirical evidence has lead to a debate …

Optomechanics with levitated particles

J Millen, TS Monteiro, R Pettit… - Reports on Progress in …, 2020 - iopscience.iop.org
Optomechanics is concerned with the use of light to control mechanical objects. As a field, it
has been hugely successful in the production of precise and novel sensors, the …

Mechanical quantum sensing in the search for dark matter

D Carney, G Krnjaic, DC Moore… - Quantum Science …, 2021 - iopscience.iop.org
Numerous astrophysical and cosmological observations are best explained by the existence
of dark matter, a mass density which interacts only very weakly with visible, baryonic matter …

Locality and entanglement in table-top testing of the quantum nature of linearized gravity

RJ Marshman, A Mazumdar, S Bose - Physical Review A, 2020 - APS
This paper points out the importance of the assumption of locality of physical interactions,
and the concomitant necessity of propagation of an entity (in this case, off-shell quanta …

Optical tweezers—from calibration to applications: a tutorial

J Gieseler, JR Gomez-Solano, A Magazzù… - Advances in Optics …, 2021 - opg.optica.org
Since their invention in 1986 by Arthur Ashkin and colleagues, optical tweezers have
become an essential tool in several fields of physics, spectroscopy, biology …

Realization of a complete Stern-Gerlach interferometer: Toward a test of quantum gravity

Y Margalit, O Dobkowski, Z Zhou, O Amit, Y Japha… - Science …, 2021 - science.org
The Stern-Gerlach effect, found a century ago, has become a paradigm of quantum
mechanics. Unexpectedly, until recently, there has been little evidence that the original …

Gravitational decoherence

A Bassi, A Großardt, H Ulbricht - Classical and Quantum Gravity, 2017 - iopscience.iop.org
We discuss effects of loss of coherence in low energy quantum systems caused by or related
to gravitation, referred to as gravitational decoherence. These effects, resulting from random …

Large quantum delocalization of a levitated nanoparticle using optimal control: Applications for force sensing and entangling via weak forces

T Weiss, M Roda-Llordes, E Torrontegui… - Physical Review Letters, 2021 - APS
We propose to optimally control the harmonic potential of a levitated nanoparticle to
quantum delocalize its center-of-mass motional state to a length scale orders of magnitude …