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 …

Thermodynamics of precision in Markovian open quantum dynamics

T Van Vu, K Saito - Physical review letters, 2022 - APS
The thermodynamic and kinetic uncertainty relations indicate trade-offs between the relative
fluctuation of observables and thermodynamic quantities such as dissipation and dynamical …

Entanglement and thermokinetic uncertainty relations in coherent mesoscopic transport

K Prech, P Johansson, E Nyholm, GT Landi… - Physical Review …, 2023 - APS
A deeper understanding of the differences between quantum and classical dynamics
promises great potential for emerging technologies. Nevertheless, some aspects remain …

Unified thermodynamic–kinetic uncertainty relation

T Van Vu, Y Hasegawa - Journal of Physics A: Mathematical …, 2022 - iopscience.iop.org
Understanding current fluctuations is of fundamental importance and paves the way for the
development of practical applications. According to the thermodynamic and kinetic …

Quantum advantage in charging cavity and spin batteries by repeated interactions

R Salvia, M Perarnau-Llobet, G Haack, N Brunner… - Physical Review …, 2023 - APS
Recently, an unconditional advantage has been demonstrated for the process of charging of
a quantum battery in a collisional model [Seah et al., Phys. Rev. Lett. 127, 100601 (2021) …

Pareto-optimal cycles for power, efficiency and fluctuations of quantum heat engines using reinforcement learning

PA Erdman, A Rolandi, P Abiuso… - Physical Review …, 2023 - APS
The full optimization of a quantum heat engine requires operating at high power, high
efficiency, and high stability (ie, low power fluctuations). However, these three objectives …

Geometric thermodynamic uncertainty relation in a periodically driven thermoelectric heat engine

J Lu, Z Wang, J Peng, C Wang, JH Jiang, J Ren - Physical Review B, 2022 - APS
The thermodynamic uncertainty relation, quantifying a trade-off among average current, the
associated fluctuation (precision), and entropy production (cost), has been formulated at …

Quadratic enhancement in the reliability of collective quantum engines

N Jaseem, S Vinjanampathy, V Mukherjee - Physical Review A, 2023 - APS
We study fluctuations in many-body quantum heat engines operating in the presence of
collective system-bath interactions. We show that collective effects in open quantum systems …

Effect of measurement backaction on quantum clock precision studied with a superconducting circuit

X He, P Pakkiam, AA Gangat, MJ Kewming… - Physical Review …, 2023 - APS
We theoretically and experimentally study the precision of a quantum clock near zero
temperature, explicitly accounting for the effect of continuous measurement. The clock is …

Engineering dynamical couplings for quantum thermodynamic tasks

M Carrega, LM Cangemi, G De Filippis, V Cataudella… - PRX quantum, 2022 - APS
Describing the thermodynamic properties of quantum systems far from equilibrium is
challenging, in particular when the system is strongly coupled to its environment, or when …