Quantum engines and refrigerators
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 …
Quasiprobabilities in quantum thermodynamics and many-body systems: A tutorial
Quasiprobabilities are mathematical quantities describing the statistics of measurement
outcomes evaluated at two or more times, which incorporate the incompatibility of the …
outcomes evaluated at two or more times, which incorporate the incompatibility of the …
Quasiprobabilities in quantum thermodynamics and many-body systems
In this tutorial, we present the definition, interpretation, and properties of some of the main
quasiprobabilities that can describe the statistics of measurement outcomes evaluated at …
quasiprobabilities that can describe the statistics of measurement outcomes evaluated at …
Non-Abelian transport distinguishes three usually equivalent notions of entropy production
We extend entropy production to a deeply quantum regime involving noncommuting
conserved quantities. Consider a unitary transporting conserved quantities (“charges”) …
conserved quantities. Consider a unitary transporting conserved quantities (“charges”) …
Kirkwood-Dirac quasiprobability approach to the statistics of incompatible observables
Recent work has revealed the central role played by the Kirkwood-Dirac quasiprobability
(KDQ) as a tool to properly account for non-classical features in the context of condensed …
(KDQ) as a tool to properly account for non-classical features in the context of condensed …
Experimental investigation of a quantum heat engine powered by generalized measurements
Generalized measurements may allow the control of its back-action on the quantum system
by interpolating from a very weak to strong projective action. Such a measurement can fuel a …
by interpolating from a very weak to strong projective action. Such a measurement can fuel a …
Work statistics, quantum signatures, and enhanced work extraction in quadratic fermionic models
In quadratic fermionic models, we determine a quantum correction to the work statistics after
both a sudden quench and a time-dependent driving. Such a correction lies in the …
both a sudden quench and a time-dependent driving. Such a correction lies in the …
[HTML][HTML] Dynamics of a strongly coupled quantum heat engine—Computing bath observables from the hierarchy of pure states
V Boettcher, R Hartmann, K Beyer… - The Journal of Chemical …, 2024 - pubs.aip.org
We present a fully quantum dynamical treatment of a quantum heat engine and its baths
based on the Hierarchy of Pure States (HOPS), an exact and general method for open …
based on the Hierarchy of Pure States (HOPS), an exact and general method for open …
[PDF][PDF] Kirkwood-Dirac quasiprobability approach to quantum fluctuations: Theoretical and experimental perspectives
The existence of incompatible physical observables is one of the features that better casts
quantum physics apart from classical mechanics. In fact, incompatible observables are at the …
quantum physics apart from classical mechanics. In fact, incompatible observables are at the …
Heat distribution in quantum Brownian motion
ZZ Zhang, QS Tan, W Wu - Physical Review E, 2023 - APS
We investigate the heat statistics in a relaxation process of quantum Brownian motion
described by the Caldeira-Leggett model. By employing the normal mode transformation …
described by the Caldeira-Leggett model. By employing the normal mode transformation …