Results 21 to 30 of about 119,357 (255)

Superfluid density, Josephson relation and pairing fluctuations in a multi-component fermion superfluid

open access: yesScientific Reports, 2021
In this work, a Josephson relation is generalized to a multi-component fermion superfluid. Superfluid density is expressed through a two-particle Green function for pairing states.
Yi-Cai Zhang
doaj   +1 more source

Jarzynski Equality for Driven Quantum Field Theories

open access: yesPhysical Review X, 2018
The fluctuation theorems, and in particular, the Jarzynski equality, are the most important pillars of modern nonequilibrium statistical mechanics.
Anthony Bartolotta, Sebastian Deffner
doaj   +1 more source

Numerical Investigation of Periodic Fluctuations in Energy Efficiency in Centrifugal Pumps at Different Working Points

open access: yesEnergies, 2017
In order to simulate the energy efficiency fluctuation behavior of an industrial centrifugal pump with a six-blade impeller, a full-scale three-dimensional (3D) an unsteady state computational fluid dynamics (CFD) model was used.
Hehui Zhang, Shengxiang Deng, Yingjie Qu
doaj   +1 more source

Quantum work statistics close to equilibrium

open access: yesPhysical Review Research, 2020
We study the statistics of work, dissipation, and entropy production of a quantum quasi-isothermal process, where the system remains close to thermal equilibrium along the transformation.
Matteo Scandi   +3 more
doaj   +1 more source

The Effect of Thermal Fluctuation on the Receptor-Mediated Adhesion of a Cell Membrane to an Elastic Substrate

open access: yesMembranes, 2017
Mechanics of the bilayer membrane play an important role in many biological and bioengineering problems such as cell–substrate and cell–nanomaterial interactions.
Bahador Marzban, Hongyan Yuan
doaj   +1 more source

QCD critical end point and baryon number fluctuation

open access: yesHe jishu, 2023
One of the main goals of relativistic heavy-ion collision (HIC) is to search for the critical end point (CEP) of quantum chromodynamics (QCD), and distribution of the net-proton number from experimental measurements shows non-monotonic behavior, which ...
XU Kun, HUANG Mei
doaj   +1 more source

The distribution of work performed on a NIS junction

open access: yesNew Journal of Physics, 2016
We propose an experimental setup to measure the work performed in a normal-metal/insulator/superconducting (NIS) junction, subjected to a voltage change and in contact with a thermal bath.
Jaime E Santos   +2 more
doaj   +1 more source

Probabilistic Modeling for Cementitious Materials Based on Data of Nanoindentation

open access: yesBuildings, 2023
By introducing probabilistic modeling approaches, the interface transition zone (ITZ) and the bulk paste (BP) of concrete are investigated on the basis of the nanoindentation results, especially with respect to the relationship between the microstructure
Hankun Liu   +4 more
doaj   +1 more source

FLUCTUATION-DISSIPATION CORRELATION OF THE SIGNAL OF STARS OF THE FS CMA TYPE

open access: yesEurasian Physical Technical Journal
Due to the importance of stellar evolution, new theories and approaches to the study of stars are constantly being developed. This study presents novel results obtained through the application of the fluctuation-dissipation theorem.
Z.Zh. Zhanabaev   +3 more
doaj   +1 more source

Dynamic Economic Dispatching Considering Time-Coupling Spinning Reserve Response Risk with High Penetration of Wind Power

open access: yesEnergies, 2022
Aiming at the problem that the current dynamic economic dispatch (DED) fails to consider the response risk of spinning reserve caused by the fluctuation and uncertainty of wind power, we work out a DED problem considering time-coupling spinning reserve ...
Younan Pei   +4 more
doaj   +1 more source

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