Results 31 to 40 of about 4,451 (294)

Grand Canonical Ensembles in General Relativity [PDF]

open access: yesMathematical Physics, Analysis and Geometry, 2012
We develop a formalism for general relativistic, grand canonical ensembles in space-times with timelike Killing fields. Using that formalism we derive ideal gas laws, and show how they depend on the geometry of the particular space-times. A systematic method for calculating Newtonian limits is given for a class of these space-times, which is ...
Klein, David, Yang, Wei-Shih
openaire   +2 more sources

Simulated quenching in the grand-canonical ensemble

open access: yes, 1991
A formalism for obtaining the zero-temperature structure of mono- component solids in the grand-canonical ensemble is developed. The new methodology, grand-canonical simulated quenching, is validated by simulating systems initially containing a vacancy ...
Rickman, J. M., Phillpot, S. R.
core   +1 more source

Grand-canonical condensate fluctuations in weakly interacting Bose-Einstein condensates of light [PDF]

open access: yes, 2016
: Grand-canonical fluctuations of Bose-Einstein condensates of light are accessible to state-of-the-art experiments [J. Schmitt et al., Phys. Rev. Lett. 112, 030401 (2014).].
Tempere, J.   +3 more
core   +1 more source

Critical phenomena of Born-Infeld-de Sitter black holes in cavities

open access: yesJournal of High Energy Physics, 2019
We examine the thermodynamic behaviour of charged, asymptotically de Sitter black holes embedded in a finite-radius isothermal cavity, with a Born-Infeld gauge field replacing the ordinary Maxwell field.
Fil Simovic, Robert B. Mann
doaj   +1 more source

Multiplicity fluctuations in heavy-ion collisions using canonical and grand-canonical ensemble

open access: yes, 2016
We report the higher-order cumulants and their ratios for baryon, charge and strangeness multiplicity in canonical and grand-canonical ensembles in ideal thermal model including all the resonances.
A. K. Mohanty   +3 more
core   +1 more source

Sampling lattices in semi-grand canonical ensemble with autoregressive machine learning

open access: yesnpj Computational Materials, 2022
Calculating thermodynamic potentials and observables efficiently and accurately is key for the application of statistical mechanics simulations to materials science.
James Damewood   +2 more
doaj   +1 more source

Regular black holes in isothermal cavity

open access: yesPhysics Letters B, 2021
We examine the thermodynamic behavior of a static neutral regular (non-singular) black hole enclosed in a finite isothermal cavity. The cavity enclosure helps us investigate black hole systems in a canonical or a grand canonical ensemble.
Athanasios G. Tzikas
doaj   +1 more source

Calculations of canonical averages from the grand canonical ensemble [PDF]

open access: yesPhysical Review E, 2008
Grand canonical and canonical ensembles become equivalent in the thermodynamic limit, but when the system size is finite the results obtained in the two ensembles deviate from each other. In many important cases, the canonical ensemble provides an appropriate physical description but it is often much easier to perform the calculations in the ...
Kosov, Daniil   +2 more
openaire   +5 more sources

Topological properties of black holes in five-dimensional gauged supergravity

open access: yesNuclear Physics B
In this paper, we study the topological properties of five-dimensional rotating charged black holes in different ensembles. The topological numbers for the black holes are gotten in the grand canonical and canonical ensembles, which are 1.
Yucheng He, Changxiang Lei, Deyou Chen
doaj   +1 more source

Grand canonical ensemble Monte Carlo simulation of the dCpG/proflavine crystal hydrate

open access: yes, 1996
The grand canonical ensemble Monte Carlo molecular simulation method is used to investigate hydration patterns in the crystal hydrate structure of the dCpG/proflavine intercalated complex.
Resat, H., Mezei, M.
core   +1 more source

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