Roles of quantum coherences in thermal machines

CL Latune, I Sinayskiy, F Petruccione - The European Physical Journal …, 2021 - Springer
Some of the oldest and most important applications of thermodynamics are operations of
refrigeration as well as production of useful energy. Part of the efforts to understand and …

Quantum thermodynamics and quantum coherence engines

AT Özdemir, ÖE Müstecaplioğlu - Turkish Journal of Physics, 2020 - journals.tubitak.gov.tr
The advantages of quantum effects in several technologies, such as computation and
communication, have already been well appreciated. Some devices, such as quantum …

Quantum thermodynamics and open-systems modeling

R Kosloff - The Journal of chemical physics, 2019 - pubs.aip.org
A comprehensive approach to modeling open quantum systems consistent with
thermodynamics is presented. The theory of open quantum systems is employed to define …

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 machines powered by correlated baths

G De Chiara, M Antezza - Physical Review Research, 2020 - APS
We consider thermal machines powered by locally equilibrium reservoirs that share
classical or quantum correlations. The reservoirs are modeled by the so-called collisional …

Performance bounds of nonadiabatic quantum harmonic Otto engine and refrigerator under a squeezed thermal reservoir

V Singh, ÖE Müstecaplıoğlu - Physical Review E, 2020 - APS
We analyze the performance of a quantum Otto cycle, employing a time-dependent
harmonic oscillator as the working fluid undergoing sudden expansion and compression …

Quantum coherence, many-body correlations, and non-thermal effects for autonomous thermal machines

CL Latune, I Sinayskiy, F Petruccione - Scientific Reports, 2019 - nature.com
One of the principal objectives of quantum thermodynamics is to explore quantum effects
and their potential beneficial role in thermodynamic tasks like work extraction or …

Spectroscopy and critical quantum thermometry in the ultrastrong coupling regime

M Salado-Mejía, R Román-Ancheyta… - Quantum Science …, 2021 - iopscience.iop.org
We present an exact analytical solution of the anisotropic Hopfield model, and we use it to
investigate in detail the spectral and thermometric response of two ultrastrongly coupled …

Enhanced steady-state coherence via repeated system-bath interactions

R Román-Ancheyta, M Kolář, G Guarnieri, R Filip - Physical Review A, 2021 - APS
The appearance of steady-state coherence (SSC) from system-bath interactions proves that
quantum effects can appear without an external drive. Such SSC could become a resource …

Effects of one-way correlations on thermodynamics of a multipartite open quantum system

Q Zhang, YJ **a, ZX Man - Physical Review A, 2023 - APS
In this study we investigate how correlations of a multipartite quantum system affect its
thermodynamics when subsystems of which interact with a thermal reservoir in a cascaded …