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Fundamental aspects of steady-state conversion of heat to work at the nanoscale
In recent years, the study of heat to work conversion has been re-invigorated by
nanotechnology. Steady-state devices do this conversion without any macroscopic moving …
nanotechnology. Steady-state devices do this conversion without any macroscopic moving …
Quantum thermal machines and batteries
S Bhattacharjee, A Dutta - The European Physical Journal B, 2021 - Springer
The seminal work by Sadi Carnot in the early nineteenth century provided the blueprint of a
reversible heat engine and the celebrated second law of thermodynamics eventually …
reversible heat engine and the celebrated second law of thermodynamics eventually …
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 …
a more useful form that can perform work. In the classical setup, physical, chemical, and …
Analog of a quantum heat engine using a single-spin qubit
A quantum two-level system with periodically modulated energy splitting could provide a
minimal universal quantum heat machine. We present the experimental realization and the …
minimal universal quantum heat machine. We present the experimental realization and the …
Energy dynamics, heat production and heat–work conversion with qubits: toward the development of quantum machines
L Arrachea - Reports on Progress in Physics, 2023 - iopscience.iop.org
We present an overview of recent advances in the study of energy dynamics and
mechanisms for energy conversion in qubit systems with special focus on realizations in …
mechanisms for energy conversion in qubit systems with special focus on realizations in …
Experimental realization of a quantum dot energy harvester
We demonstrate experimentally an autonomous nanoscale energy harvester that utilizes the
physics of resonant tunneling quantum dots. Gate-defined quantum dots on GaAs/AlGaAs …
physics of resonant tunneling quantum dots. Gate-defined quantum dots on GaAs/AlGaAs …
Thermoelectric conversion at 30 K in InAs/InP nanowire quantum dots
We demonstrate high-temperature thermoelectric conversion in InAs/InP nanowire quantum
dots by taking advantage of their strong electronic confinement. The electrical conductance …
dots by taking advantage of their strong electronic confinement. The electrical conductance …
Identifying optimal cycles in quantum thermal machines with reinforcement-learning
The optimal control of open quantum systems is a challenging task but has a key role in
improving existing quantum information processing technologies. We introduce a general …
improving existing quantum information processing technologies. We introduce a general …
Maximum power and corresponding efficiency for two-level heat engines and refrigerators: optimality of fast cycles
We study how to achieve the ultimate power in the simplest, yet non-trivial, model of a
thermal machine, namely a two-level quantum system coupled to two thermal baths. Without …
thermal machine, namely a two-level quantum system coupled to two thermal baths. Without …
Heat rectification through single and coupled quantum dots
We study heat rectification through quantum dots in the Coulomb blockade regime using a
master equation approach. We consider both cases of two-terminal and four-terminal …
master equation approach. We consider both cases of two-terminal and four-terminal …