q-deformed Bose statistics and the Gross-Pitaevskii equation

被引:0
|
作者
Maleki, Mahnaz [1 ]
Ebadi, Zahra [1 ]
Mohammadzadeh, Hosein [1 ]
机构
[1] Univ Mohaghegh Ardabili, Dept Phys, POB 179, Ardebil, Iran
关键词
Gross-Pitaevskii equation; nonlinear equations; q-deformed statistics; EINSTEIN CONDENSATION; DARK; GAS; PROPAGATION; VIOLATION; STABILITY; MECHANICS; PRINCIPLE; SOLITONS;
D O I
10.1142/S0219887824501214
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
In continuation of our earlier work on the nonextensive form of the Gross-Pitaevskii equation (GPE) [M. Maleki, H. Mohammadzadeh and Z. Ebadi, Int. J. Geom. Methods Mod. Phys. 20 (2023) 2350216], we now delve into its q-deformed counterpart. GPE is a type of nonlinear partial differential equation that is specifically designed to describe the behavior of a group of particles with Bose-Einstein statistics, such as atoms in a superfluid or a Bose-Einstein condensate (BEC). In some systems, the standard Bose-Einstein or Fermi-Dirac statistics may not apply, and generalized statistics may be needed to describe the behavior of the particles. Therefore in this paper, we investigate the dynamics of a system with particle obeying q-deformed statistics described by the q-deformed GPE. First, we use the oscillator algebra and q-calculus to obtain the well-known Schrodinger equation. By selecting an appropriate Hamiltonian for the condensate phase and minimizing the free energy, we derive the q-deformed time-independent GPE.
引用
收藏
页数:18
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