Results 71 to 80 of about 61,199 (270)

Quantum Fluctuation Theorems

open access: yes, 2018
Recent advances in experimental techniques allow one to measure and control systems at the level of single molecules and atoms. Here gaining information about fluctuating thermodynamic quantities is crucial for understanding nonequilibrium thermodynamic ...
A Bartolotta   +75 more
core   +1 more source

Stochastic Thermodynamics of Ecosystems

open access: yesBrazilian Journal of Physics
We investigate the thermodynamics as well as the population dynamics of ecosystems based on a stochastic approach in which the number of individuals of the several species of the ecosystem are treated as stochastic variables. The several species are connected by feeding relationships that are understood as unidirectional processes in which a certain ...
Tomè, Tânia, de Oliveira, Mário J.
openaire   +2 more sources

Recent Advances of Slip Sensors for Smart Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang   +8 more
wiley   +1 more source

Modern Stochastic Thermodynamics

open access: yes, 2011
An increased interest in using equilibrium thermodynamics as an independent macrotheory can be observed in recent years. From a fundamental standpoint, thermodynamics gives an universal macrodescription of nature in which using specific micromodels of objects is unnecessary.
Sukhanov, A. D., Golubjeva, O. N.
openaire   +4 more sources

Statistical Physics of the Inflaton Decaying in an Inhomogeneous Random Environment

open access: yesAdvances in High Energy Physics, 2018
We derive a stochastic wave equation for an inflaton in an environment of an infinite number of fields. We study solutions of the linearized stochastic evolution equation in an expanding universe.
Z. Haba
doaj   +1 more source

Stochastic thermodynamics of active Brownian particles

open access: yes, 2013
Examples of self propulsion in strongly fluctuating environment is abound in nature, e.g., molecular motors and pumps operating in living cells. Starting from Langevin equation of motion, we develop a fluctuating thermodynamic description of self ...
Chaudhuri, Debasish, Ganguly, Chandrima
core   +1 more source

Stochastic thermodynamics of micromagnetics

open access: yesJournal of Statistical Mechanics: Theory and Experiment
Abstract In this work, we study the stochastic thermodynamics of micro-magnetic systems. We first formulate the stochastic dynamics of micro-magnetic systems by incorporating noises into the Landau–Lifshitz (LL) equation, which describes the irreversible and deterministic dynamics of magnetic moments. The resulting stochastic LL equation
Ding, Mingnan, Wu, Jun, Xing, Xiangjun
openaire   +3 more sources

Information Transmission Strategies for Self‐Organized Robotic Aggregation

open access: yesAdvanced Robotics Research, EarlyView.
In this review, we discuss how information transmission influences the neighbor‐based self‐organized aggregation of swarm robots. We focus specifically on local interactions regarding information transfer and categorize previous studies based on the functions of the information exchanged.
Shu Leng   +5 more
wiley   +1 more source

Speed-Accuracy Relations for Diffusion Models: Wisdom from Nonequilibrium Thermodynamics and Optimal Transport

open access: yesPhysical Review X
We discuss a connection between a generative model, called the diffusion model, and nonequilibrium thermodynamics for the Fokker-Planck equation, called stochastic thermodynamics.
Kotaro Ikeda   +3 more
doaj   +1 more source

Thermodynamics of exponential Kolmogorov–Nagumo averages

open access: yesNew Journal of Physics, 2023
This paper investigates generalized thermodynamic relationships in physical systems where relevant macroscopic variables are determined by the exponential Kolmogorov–Nagumo average.
Pablo A Morales   +2 more
doaj   +1 more source

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