نتایج جستجو برای: geometries and entropy

تعداد نتایج: 16841252  

‎In this short note‎, ‎we present some inequalities for relative operator entropy which are generalizations of some results obtained by Zou [Operator inequalities associated with Tsallis relative operator entropy‎, ‎{em Math‎. ‎Inequal‎. ‎Appl.}‎ ‎{18} (2015)‎, ‎no‎. ‎2‎, ‎401--406]‎. ‎Meanwhile‎, ‎we also show some new lower and upper bounds for relative operator entropy and Tsallis relative o...

One of the most important problems in mosques designing is the quality of geometries and spaces which are appropriate for using in these religious buildings. It is obvious that one of the best references for studying this issue is Islamic teachings which are derived from verses and hadith. So, for responding to this question that what are the geometries and spaces which are appropriate for usin...

Wear is a complicated phenomenon caused by the relative movement of two contacting surfaces compressed together by a normal force. Prediction of the wear, in most cases, requires various experiments and microstructural characterization of the contacting surfaces. Mathematical models based on physical concepts could provide considerable help in understanding the physical behavior and hence the p...

Wear is a complicated phenomenon caused by the relative movement of two contacting surfaces compressed together by a normal force. Prediction of the wear, in most cases, requires various experiments and microstructural characterization of the contacting surfaces. Mathematical models based on physical concepts could provide considerable help in understanding the physical behavior and hence the p...

Shannon entropy is increasingly used in many applications. In this article, an estimator of the entropy of a continuous random variable is proposed. Consistency and scale invariance of variance and mean squared error of the proposed estimator is proved and then comparisons are made with Vasicek's (1976), van Es (1992), Ebrahimi et al. (1994) and Correa (1995) entropy estimators. A simulation st...

A. J. ‎Chamkha‎ R. N. Jana S. Das,

The combined effects of magnetic field, Navier slip and convective heating on the entropy generation in a flow of a viscous incompressible electrically conducting fluid between two infinite horizontal parallel plates under a constant pressure gradient have been examined. Both the lower and upper plates of the channel are subjected to asymmetric convective heat exchange with the ambient fluid. T...

Journal: :Physics Letters B 2023

By working in a symplectically covariant real formulation of special K\"ahler geometry, we propose and give strong evidence for canonical BPS partition function AdS$_2 \times_w M_2$ near-horizon geometries with arbitrary rotation generic magnetic electric charges. Here, $M_2$ is either two-sphere or spindle. We also show that how the attractor equations Bekenstein-Hawking entropy can be obtaine...

Journal: :physical chemistry research 2014
mohamad ghasem mahjani reza moshrefi majid jafarian jaber neshati

entropy as a measure of uncertainty was used to represent the results of the wavelet technique in electrochemical noise analysis. the experimental signals were obtained by recording the electrochemical potential and current noise of 7075 aluminum alloy in 3.5% nacl solution. the electrochemical potential and current noise were decomposed into 16 levels using daubechies wavelets. wavelet output ...

2003
Y. M. Cho Ishwaree P. Neupane

We study anti-de Sitter black holes and evaluate different thermodynamic quantities in the EinsteinGauss-Bonnet and the general R2 gravity theories. We examine the possibility of Hawking-Page type thermal phase transitions between AdS black hole and thermal anti-de Sitter space in such theories. In Einstein theory with a possible cosmological term, one observes a Hawking-Page phase transition o...

2008
Óscar J. C. Dias Pedro J. Silva

The attractor mechanism implies that the supersymmetric black hole (BH) near horizon (NH) solution is defined in terms of the conserved charges only and therefore is independent of asymptotic moduli. In these NH geometries, Sen recovered the BH entropy by means of a Legendre transformation where the electric fields are defined as conjugated variables to the electric charges. There is however an...

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