Results 21 to 30 of about 1,175 (112)

Separation of ZnO from the Stainless Steelmaking Dust and Graphite Mixture by Microwave Irradiation

open access: yesHigh Temperature Materials and Processes, 2015
In this study, microwave was used to treat stainless steelmaking dust containing zinc oxide. The effects of heating time, carbon content and zinc oxide content on the removal efficiency of zinc oxide and the reduction efficiency of iron oxide were ...
Zhou Yun   +4 more
doaj   +1 more source

Implementation of the Semi Empirical Kinetic Soot Model Within Chemistry Tabulation Framework for Efficient Emissions Predictions in Diesel Engines

open access: yesOpen Physics, 2019
Soot prediction for diesel engines is a very important aspect of internal combustion engine emissions research, especially nowadays with very strict emission norms. Computational Fluid Dynamics (CFD) is often used in this research and optimisation of CFD
Tvrdojevic Mijo   +6 more
doaj   +1 more source

Fluctuations in the presence of fields -Phenomenological Gaussian approximation and a new class of thermodynamic inequalities-

open access: yes, 2000
The work approaches the study of the fluctuations for the thermodynamic systems in the presence of the fields. The approach is of phenomenological nature and developed in a Gaussian approximation.
A. Boer   +11 more
core   +1 more source

Transformations of q-boson and q-fermion algebras [PDF]

open access: yes, 2001
We investigate the algebras satisfied by q-deformed boson and fermion oscillators, in particular the transformations of the algebra from one form to another.
Biedenharn L.   +6 more
core   +2 more sources

Bose-Einstein Condensation in the Framework of $\kappa$-Statistics

open access: yes, 2002
In the present work we study the main physical properties of a gas of $\kappa$-deformed bosons described through the statistical distribution function $f_\kappa=Z^{-1}[\exp_\kappa (\beta({1/2}m v^2-\mu))-1]^{-1}$. The deformed $\kappa$-exponential $\exp_\
A. Aliano   +15 more
core   +1 more source

Collective dynamics from stochastic thermodynamics

open access: yesNew Journal of Physics, 2015
From a viewpoint of stochastic thermodynamics, we derive equations that describe the collective dynamics near the order-disorder transition in the globally coupled XY model and near the synchronization–desynchronization transition in the Kuramoto model ...
Shin-ichi Sasa
doaj   +1 more source

Work statistics in stochastically driven systems

open access: yesNew Journal of Physics, 2014
We identify the conditions under which a stochastic driving that induces energy changes into a system coupled with a thermal bath can be treated as a work source.
Gatien Verley   +2 more
doaj   +1 more source

Phase Space Cell in Nonextensive Classical Systems

open access: yes, 2003
We calculate the phase space volume $\Omega$ occupied by a nonextensive system of $N$ classical particles described by an equilibrium (or steady-state, or long-term stationary state of a nonequilibrium system) distribution function, which slightly ...
Abe   +24 more
core   +2 more sources

Relations between dissipated work in non-equilibrium process and the family of Rényi divergences

open access: yesNew Journal of Physics, 2017
In this paper, we establish a general relation which directly links the dissipated work done on a system driven arbitrarily far from equilibrium, a fundamental quantity in thermodynamics, and the family of Rényi divergences between two states along the ...
Bo-Bo Wei, M B Plenio
doaj   +1 more source

Fast thermometry for trapped ions using dark resonances

open access: yesNew Journal of Physics, 2015
We experimentally demonstrate a method to determine the temperature of trapped ions which is suitable for monitoring fast thermalization processes.
J Roßnagel   +3 more
doaj   +1 more source

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