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 engines and refrigerators

LM Cangemi, C Bhadra, A Levy - Physics Reports, 2024 - Elsevier
Engines are systems and devices that convert one form of energy into another, typically into
a more useful form that can perform work. In the classical setup, physical, chemical, and …

Time-of-flight quantum tomography of an atom in an optical tweezer

MO Brown, SR Muleady, WJ Dworschack… - Nature Physics, 2023 - nature.com
A single particle trapped in a harmonic potential can exhibit rich motional quantum states
within its high-dimensional state space. Quantum characterization of motion is key, for …

State expansion of a levitated nanoparticle in a dark harmonic potential

E Bonvin, L Devaud, M Rossi, A Militaru, L Dania… - Physical Review Letters, 2024 - APS
We spatially expand and subsequently contract the motional thermal state of a levitated
nanoparticle using a hybrid trapping scheme. The particle's center-of-mass motion is …

[HTML][HTML] Quantum non-Gaussian optomechanics and electromechanics

AA Rakhubovsky, DW Moore, R Filip - Progress in Quantum Electronics, 2024 - Elsevier
Mechanical systems prepared in quantum non-Gaussian states constitute a new advanced
class of phenomena breaking the laws of classical physics. Specifically, such mechanical …

Minimally dissipative information erasure in a quantum dot via thermodynamic length

M Scandi, D Barker, S Lehmann, KA Dick, VF Maisi… - Physical Review Letters, 2022 - APS
In this Letter, we explore the use of thermodynamic length to improve the performance of
experimental protocols. In particular, we implement Landauer erasure on a driven electron …

Quantum theory of light interaction with a Lorenz-Mie particle: optical detection and three-dimensional ground-state cooling

P Maurer, C Gonzalez-Ballestero, O Romero-Isart - Physical Review A, 2023 - APS
We analyze theoretically the motional quantum dynamics of a levitated dielectric sphere
interacting with the quantum electromagnetic field beyond the point-dipole approximation …

Numerical simulation of large-scale nonlinear open quantum mechanics

M Roda-Llordes, D Candoli, PT Grochowski… - Physical Review …, 2024 - APS
We introduce a method to solve nonlinear open quantum dynamics of a particle in situations
where its state undergoes significant expansion in phase space while generating small …

Quantifying protocol efficiency: A thermodynamic figure of merit for classical and quantum state-transfer protocols

Q Wu, MA Ciampini, M Paternostro, M Carlesso - Physical Review Research, 2023 - APS
Manipulating quantum systems undergoing non-Gaussian dynamics in a fast and accurate
manner is becoming fundamental to many quantum applications. Here, we focus on …

Ultrastrong linear optomechanical interaction

K Dare, JJ Hansen, I Coroli, A Johnson… - Physical Review …, 2024 - APS
Light-matter interaction in the ultrastrong coupling regime can be used to generate exotic
ground states with two-mode squeezing and may be useful for quantum-enhanced sensing …