Modification of ground-state chemical reactivity via light–matter coherence in infrared cavities

W Ahn, JF Triana, F Recabal, F Herrera, BS Simpkins - Science, 2023 - science.org
Reaction-rate modifications for chemical processes due to strong coupling between reactant
molecular vibrations and the cavity vacuum have been reported; however, no currently …

[HTML][HTML] Quantum thermodynamic devices: From theoretical proposals to experimental reality

NM Myers, O Abah, S Deffner - AVS quantum science, 2022 - pubs.aip.org
Thermodynamics originated in the need to understand novel technologies developed by the
Industrial Revolution. However, over the centuries, the description of engines, refrigerators …

Enhancement of quantum heat engine by encircling a Liouvillian exceptional point

JT Bu, JQ Zhang, GY Ding, JC Li, JW Zhang, B Wang… - Physical review …, 2023 - APS
Quantum heat engines are expected to outperform the classical counterparts due to
quantum coherences involved. Here we experimentally execute a single-ion quantum heat …

The Ising critical quantum Otto engine

G Piccitto, M Campisi, D Rossini - New Journal of Physics, 2022 - iopscience.iop.org
We study a four-stroke Otto engine whose working fluid is a quantum Ising chain. The
thermodynamic cycle consists in sweeps of the transverse magnetic field occurring in …

Quantum correlations and thermodynamic performances of two-qubit engines with local and common baths

A Hewgill, A Ferraro, G De Chiara - Physical Review A, 2018 - APS
We investigate heat engines whose working substance is made of two coupled qubits
performing a generalized Otto cycle by varying their applied magnetic field or their …

Optimal energy storage in the Tavis-Cummings quantum battery

HY Yang, HL Shi, QK Wan, K Zhang, XH Wang… - Physical Review A, 2024 - APS
The Tavis-Cummings (TC) model, which serves as a natural physical realization of a
quantum battery, comprises N b atoms as battery cells that collectively interact with a shared …

Exploiting coherence for quantum thermodynamic advantage

K Hammam, H Leitch, Y Hassouni… - New Journal of …, 2022 - iopscience.iop.org
The introduction of the quantum analogue of a Carnot engine based on a bath comprising of
particles with a small amount of coherence initiated an active line of research on the …

Quantum correlated heat engine in XY chain with Dzyaloshinskii–Moriya interactions

M Asadian, S Ahadpour, F Mirmasoudi - Scientific reports, 2022 - nature.com
In this paper, we consider a heat engines composed of two interactional qubits with spin-
orbit interaction (Dzyaloshinskii–Moriya (DM)) subject to an external magnetic field, so that …

Quantum engine based on many-body localization

N Yunger Halpern, CD White, S Gopalakrishnan… - Physical Review B, 2019 - APS
Many-body-localized (MBL) systems do not thermalize under their intrinsic dynamics. The
athermality of MBL, we propose, can be harnessed for thermodynamic tasks. We illustrate …

Measurement-based quantum Otto engine with a two-spin system coupled by anisotropic interaction: Enhanced efficiency at finite times

C Purkait, A Biswas - Physical Review E, 2023 - APS
We have studied the performance of a measurement-based quantum Otto engine (QOE) in a
working system of two spins coupled by Heisenberg anisotropic interaction. A nonselective …