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The macroscopic control of ubiquitous heat flow remains poorly explored due to the lack of a fundamental theoretical method. Here, by establishing temperature-dependent transformation thermotics for treating materials whose conductivity…

材料科学 · 物理学 2015-11-09 Ying Li , Xiangying Shen , Zuhui Wu , Junying Huang , Yixuan Chen , Yushan Ni , Jiping Huang

We study the thermodynamics of systems based on a Fock space representation inspired by the differential-difference operators proposed in Ref. \cite{Dunkl}. We calculate thermodynamic functions as the entropy and heat capacity and compare…

统计力学 · 物理学 2015-06-18 Marcelo R. Ubriaco

The possibility is discussed of inferring or simulating some aspects of quantum dynamics by adding classical statistical fluctuations to classical mechanics. We introduce a general principle of mechanical stability and derive a necessary…

量子物理 · 物理学 2015-06-26 Salvatore De Martino , Silvio De Siena , Fabrizio Illuminati

Performances of work-to-work conversion are studied for a dissipative nonlinear quantum system with two isochromatic phase-shifted drives. It is shown that for weak Ohmic damping simultaneous maximization of efficiency with finite power…

介观与纳米尺度物理 · 物理学 2019-06-26 Matteo Carrega , Maura Sassetti , Ulrich Weiss

The heavy quark drag and momentum diffusion have been investigated in a hot magnetized quark-gluon plasma, along the directions parallel and perpendicular to the magnetic field. The analysis is done within the framework of Fokker-Planck…

核理论 · 物理学 2019-10-09 Manu Kurian , Santosh K. Das , Vinod Chandra

The strictly nonrelativistic isospectral scheme based on the general Riccati solution and Darboux transformation function corresponding to excited states is presented on the following examples: the harmonic oscillator, the square well, and…

量子物理 · 物理学 2007-05-23 R. Klippert , H. C. Rosu

We study the classical motion of a particle subject to a stochastic force. We then present a perturbative schema for the associated Fokker-Planck equation where, in the limit of a vanishingly small noise source, a consistent dynamical model…

量子物理 · 物理学 2007-05-23 M. S. Torres , J. M. A. Figueiredo

We study the dynamics of atoms interacting periodically with a dissipative optical cavity and employ Floquet theory to analyze their low-frequency behavior. By means of an effective atom-only master equation, valid in the bad cavity regime,…

量子物理 · 物理学 2025-06-17 Gage W. Harmon , Giovanna Morigi , Simon B. Jäger

Standard optomechanical sensors operating in the low-temperature regime often face fundamental precision limits imposed by vacuum fluctuations. Here, we demonstrate that moving beyond conventional radiation-pressure interactions and…

量子物理 · 物理学 2026-02-25 Asghar Ullah , Özgür E. Müstecaplıoğlu

This Colloquium is a fast journey through the build-up of key thermodynamical concepts, i.e. work, heat and irreversibility -- and how they relate to information. Born at the time of industrial revolution to optimize the exploitation of…

量子物理 · 物理学 2021-03-24 Alexia Auffèves

The Dicke model describes an ensemble of N identical two-level atoms (qubits) coupled to a single mode of a bosonic field. The fermion Dicke model should be obtained by changing the atomic pseudo-spin operators by a linear combination of…

量子物理 · 物理学 2007-06-13 M. Aparicio Alcade , A. L. L. de Lemos , N. F. Svaiter

Dirac's Poisson-bracket-to-commutator analogy for the transition from classical to quantum mechanics assures that for many systems, the classical and quantum systems share the same algebraic structure. The quantum side of the analogy…

量子物理 · 物理学 2022-01-11 Timothy H. Boyer

We use quantum estimation theory to derive a thermodynamic uncertainty relation in Markovian open quantum systems, which bounds the fluctuation of continuous measurements. The derived quantum thermodynamic uncertainty relation holds for…

统计力学 · 物理学 2020-07-30 Yoshihiko Hasegawa

Atomic heating is a fundamental phenomenon governed by the thermal spike effect during energetic deposition. This work presented another insight into thermal spike using a coupled classical oscillator model instead of a typical heat…

计算物理 · 物理学 2024-12-05 Jiajian Guan , Yue He , Bin Liao , Xu Zhang

We study the kinetics of the first order phase separation transition in boson-fermion cold-atom mixtures. At sufficiently low temperatures such a transition is driven by quantum fluctuations responsible for the formation of critical nuclei…

介观与纳米尺度物理 · 物理学 2009-11-13 Dmitry Solenov , Dmitry Mozyrsky

A thermodynamic formulation for moving granular material is proposed. The fluctuations due to the constant flux and dissipation of energy are controlled in a `granular' ensemble by a pressure $\wp$ (`compression') which is conjugate to a…

凝聚态物理 · 物理学 2009-10-22 H. J. Herrmann

Thermodynamics is traditionally concerned with systems comprised of a large number of particles. Here we present a framework for extending thermodynamics to individual quantum systems, including explicitly a thermal bath and work-storage…

量子物理 · 物理学 2014-09-29 Paul Skrzypczyk , Anthony J. Short , Sandu Popescu

In the thermodynamics of nanoscopic systems the relation between classical and quantum mechanical description is of particular importance. To scrutinize this correspondence we study an anharmonic oscillator driven by a periodic external…

统计力学 · 物理学 2020-08-26 Mattes Heerwagen , Andreas Engel

Time-dependent response and correlation functions are studied in random quantum systems composed of infinitely many parts without mutual interaction and defined with statistically independent random matrices. The latter are taken within the…

统计力学 · 物理学 2025-12-17 Sudhir Ranjan Jain , Pierre Gaspard

Optical Bloch Equations (OBEs) are canonical equations describing the dynamics of a classically driven atom coupled to a thermal bath. Their thermodynamics is highly relevant to establish fundamental energetic bounds of key quantum…

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