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We investigate the extraction of thermodynamic work by a Maxwell's demon in a multipartite quantum correlated system. We begin by adopting the standard model of a Maxwell's demon as a Turing machine, either in a classical or quantum setup…

量子物理 · 物理学 2014-12-10 Helena C. Braga , Clodoaldo C. Rulli , Thiago R. de Oliveira , Marcelo S. Sarandy

Thermal diffusion has been studied for over 150 years. Despite of the long history and the increasing importance of the phenomenon, the physics of thermal diffusion remains poorly understood. In this paper Ludwig's thermal diffusion is…

数学物理 · 物理学 2013-07-18 Yong-Jung Kim

Persistent random walks are intermediate transport processes between a uniform rectilinear motion and a Brownian motion. They are formed by successive steps of random finite lengths and directions travelled at a fixed speed. The isotropic…

统计力学 · 物理学 2020-02-24 Vincent Rossetto

This paper provides an overview of the first experimental realizations of quantum-mechanical Maxwell's demons based on superconducting circuits. The principal results of these experiments are recalled and put into context. We highlight the…

量子物理 · 物理学 2019-05-01 Nathanaël Cottet , Benjamin Huard

We analyse how simple local constraints in two dimensions lead a defect to exhibit robust, non-transient, and tunable, subdiffusion. We uncover a rich dynamical phenomenology realised in ice- and dimer-type models. On the microscopic scale…

介观与纳米尺度物理 · 物理学 2025-04-02 Nilotpal Chakraborty , Markus Heyl , Roderich Moessner

Using a new generalized second law of thermodynamics, the information and entropy of a black hole and its accretion disk are analyzed respectively. We find the bound of the information channel width of a black hole, which is determined by…

量子物理 · 物理学 2016-04-19 Liangsuo Shu , Xiaokang Liu , Shiping Jin , Suyi Huang

Electromagnetic duality of Maxwell theory is a symmetry of equations but not of the action. The usual application of the `complexity=action' conjecture would thus loose this duality. It was recently proposed in arxiv:1901.00014 that the…

高能物理 - 理论 · 物理学 2019-10-02 Hai-Shan Liu , H. Lu

Parrondo's paradox is ubiquitous in games, ratchets and random walks.The apparent paradox, devised by J.~M.~R.~Parrondo, that two losing games $A$ and $B$ can produce an winning outcome has been adapted in many physical and biological…

量子物理 · 物理学 2018-02-15 Jishnu Rajendran , Colin Benjamin

According to Landauer's principle, erasure of information is the only part of a computation process that unavoidably involves energy dissipation. If done reversibly, such an erasure generates the minimal heat of $k_BT\ln 2$ per erased bit…

介观与纳米尺度物理 · 物理学 2017-01-20 Dmitri V. Averin , Jukka P. Pekola

A previously published model of the isothermal Maxwell demon as one of models of open quantum systems endowed with faculty of selforganization is reconstructed here. It describes an open quantum system interacting with a single…

统计力学 · 物理学 2009-10-31 V. Capek , J. Bok

We study the irreversibility \`a la Maxwell from a quantum point of view, involving an arbitrarily large ensemble of independent particles, with a daemonic potential that is capable of inducing asymmetries in the evolution, exhibiting new…

量子物理 · 物理学 2021-05-19 J. I. Castro Alatorre , D. Condado , E. Sadurní

We describe particles in a potential by a special diffusion process, the maximal entropy random walk (MERW) on a lattice. Since MERW originates in a variational problem, it shares the linear algebra of Hilbert spaces with quantum mechanics.…

量子物理 · 物理学 2023-12-29 Manfried Faber

Autonomous Maxwell demon is a new type of information engine proposed by Mandal and Jarzynski, which can produce work by exploiting an information tape. Here, we show that a stochastic resetting mechanism can be used to improve the…

统计力学 · 物理学 2022-09-27 Ruicheng Bao , Zhiyu Cao , Jiming Zheng , Zhonghuai Hou

Random walk in random environment (RWRE) is a fundamental model of statistical mechanics, describing the movement of a particle in a highly disordered and inhomogeneous medium as a random walk with random jump probabilities. It has been…

概率论 · 数学 2013-09-11 Alexander Drewitz , Alejandro F. Ramírez

We study an autonomous quantum system which exhibits refrigeration under an information-work trade-off like a Maxwell demon. The system becomes correlated as a single "demon" qubit interacts sequentially with memory qubits while in contact…

量子物理 · 物理学 2016-01-08 Adrian Chapman , Akimasa Miyake

The notion of approachability was introduced by Blackwell [1] in the context of vector-valued repeated games. The famous Blackwell's approachability theorem prescribes a strategy for approachability, i.e., for `steering' the average cost of…

机器学习 · 计算机科学 2016-06-22 Dileep Kalathil , Vivek Borkar , Rahul Jain

We suggest that a single-electron transistor continuously monitored by a quantum point contact may function as a Maxwell demon when closed-loop feedback operations are applied as time-dependent modifications of the tunneling rates across…

介观与纳米尺度物理 · 物理学 2011-08-25 Gernot Schaller , Clive Emary , Gerold Kiesslich , Tobias Brandes

Two similar and parallel Ag-O-Cs surfaces in a vacuum tube ceaselessly eject electrons at room temperature. A static magnetic field applied to the tube plays the role of 'Maxwell's demon'. The thermal electrons are so controlled by the…

综合物理 · 物理学 2012-11-21 Xinyong Fu , Zitao Fu

We consider a random walk model in a one-dimensional environment, formed by several zones of finite width with the fixed transition probabilities. It is also assumed that the transitions to the left and right neighboring points have unequal…

统计力学 · 物理学 2017-08-18 A. V. Nazarenko , V. Blavatska

We distinguish traditional implementations of autonomous Maxwell demons from related linear devices that were recently proposed, not relying on the notions of measurements and feedback control. In both cases a current seems to flow against…

统计力学 · 物理学 2021-03-24 Nahuel Freitas , Massimiliano Esposito