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相关论文: Fractional exclusion statistics in general systems…

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We show that fractional exclusion statistics is manifested in general in interacting systems and we discuss the conjecture recently introduced (J. Phys. A: Math. Theor. 40, F1013, 2007), according to which if in a thermodynamic system the…

统计力学 · 物理学 2008-04-10 Dragoş-Victor Anghel

We develop a model based on the fractional exclusion statistics (FES) applicable to non-homogeneous interacting particle systems. Here the species represent elementary volumes in an (s+1)-dimensional space, formed by the direct product…

无序系统与神经网络 · 物理学 2014-01-28 George Alexandru Nemnes , Dragos-Victor Anghel

I discuss the concept of fractional exclusion statistics (FES) and I show that in order to preserve the thermodynamic consistency of the formalism, the exclusion statistics parameters should change if the species of particles in the system…

统计力学 · 物理学 2009-06-29 Dragoş-Victor Anghel

Fractional exclusion statistics (FES) is a generalization of the Bose and Fermi statistics. Typically, systems of interacting particles are described as ideal FES systems and the properties of the FES systems are calculated from the…

统计力学 · 物理学 2013-10-10 Dragos-Victor Anghel

In Phys. Rev. Lett. 67, 937 (1991) [1], Haldane introduced the fruitful concept of fractional exclusion statistics (FES). One of the most influential papers in which the thermodynamics of FES systems was deduced is Y.-S. Wu, Phys. Rev.…

统计力学 · 物理学 2015-05-14 Dragoş-Victor Anghel

I discuss Haldane's concept of generalised exclusion statistics (Phys. Rev. Lett. {\bf 67}, 937, 1991) and I show that it leads to inconsistencies in the calculation of the particle distribution that maximizes the partition function. These…

统计力学 · 物理学 2011-11-10 Dragoş-Victor Anghel

I introduce an ansatz for the exclusion statistics parameters of fractional exclusion statistics (FES) systems and I apply it to calculate the statistical distribution of particles from both, bosonic and fermionic perspectives. Then, to…

统计力学 · 物理学 2015-05-14 Dragoş-Victor Anghel

Haldane fractional exclusion statistics (FES) has a long history of intense studies, but its realization in physical systems is rare. Here we study repulsively interacting Bose gases at and near a quantum critical point, and find evidences…

量子气体 · 物理学 2023-02-01 Xibo Zhang , Yang-Yang Chen , Longxiang Liu , Youjin Deng , Xiwen Guan

The effect of statistics of the quasiparticles in the nuclear matter at extreme conditions of density and temperature is evaluated in the relativistic mean-field model generalized to the framework of the fractional exclusion statistics…

高能物理 - 唯象学 · 物理学 2015-05-13 Dragos-Victor Anghel , A. S. Parvan , A. S. Khvorostukhin

I show that if the total energy of a system of interacting particles may be written as a sum of quasiparticle energies, then the system of quasiparticles can be viewed in general as an ideal gas with fractional exclusion statistics (FES).…

量子气体 · 物理学 2013-02-12 Dragos-Victor Anghel

We show the possibility of describing fractional exclusion statistics (FES) as an occupancy process with global and \textit{local} exclusion constraints. More specifically, using combinatorial identities, we show that FES can be viewed as…

统计力学 · 物理学 2019-09-04 Nour-Eddine Fahssi

After a brief discussion of the concepts of fractional exchange and fractional exclusion statistics, we report partly analytical and partly numerical results on thermodynamic properties of assemblies of particles obeying fractional…

强关联电子 · 物理学 2011-11-10 F. M. D. Pellegrino , G. G. N. Angilella , N. H. March , R. Pucci

We introduce the hypothesis of incomplete information into the fractional exclusion statistics in order to apply the latter to some correlated heavy fermion systems. It is shown that the actual inexplicit distribution function of FES may be…

统计力学 · 物理学 2012-01-25 Qiuping A. Wang

Haldane's fractional exclusion statistics (FES) describes a generalized Pauli exclusion statistics, which can be regarded as an emergent quantum statistics induced by the intrinsic dynamical interaction. A non-mutual FES has been identified…

强关联电子 · 物理学 2025-03-04 Wei-Jia Liu , Jia-Jia Luo , Xi-Wen Guan

We describe a mean field interacting particle system in any number of dimensions and in a generic external potential as an ideal gas with fractional exclusion statistics (FES). We define the FES quasiparticle energies, we calculate the FES…

统计力学 · 物理学 2015-06-15 Dragos-Victor Anghel , George Alexandru Nemnes , Francesca Gulminelly

Using the Thomas-Fermi approximation, we show that an interacting two dimensional electron gas may be described in terms of fractional exclusion statistics at zero and finite temperatures when the interaction has a short-range component. We…

凝聚态物理 · 物理学 2009-10-28 R. K. Bhaduri , M. V. N. Murthy , M. K. Srivastava

This paper is a revision of the combinatorics of fractional exclusion statistics (FES). More specifically, the following exact statement of the generalized Pauli principle is derived: for an $N$-particles system exhibiting FES of extended…

统计力学 · 物理学 2018-08-02 Nour-Eddine Fahssi

We calculate the partition function of a gas of particles obeying Haldane exclusion statistics, using a definition of a Hilbert space having a `fractional dimension' and constructing appropriate coherent states. The fractional dimension is…

统计力学 · 物理学 2007-05-23 A. S. Stepanenko , J. M. F. Gunn

We show by microscopic calculation that thermodynamics of the multicomponent Sutherland model is equivalent to that of a free particle system with fractional exclusion statistics at all temperatures. The parameters for exclusion statistics…

凝聚态物理 · 物理学 2009-10-28 Yusuke Kato , Yoshio Kuramoto

We introduce a generalized approach to one-dimensional (1D) conduction based on Haldane's concept of fractional statistics (FES) and the Landauer formulation of transport theory. We show that the 1D ballistic thermal conductance is…

介观与纳米尺度物理 · 物理学 2009-10-31 Luis G. C. Rego , George Kirczenow
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