Rotating Effects on Thermomagnetic Properties of a Two-Dimensional GaAs Quantum Ring

IF 1.4 3区 物理与天体物理 Q4 PHYSICS, APPLIED
Ahmad Ghanbari
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Abstract

This study presents a computational investigation of the rotating effects on the thermomagnetic properties of a charged particle confined to a two-dimensional quantum ring with the Aharonov–Bohm flux and external magnetic field. To this end, we have considered the Schrödinger equation (SE) including the gauge field for the rotating process and the potential model of the electromagnetic field. By solving the SE, we have calculated the eigenvalues and eigenfunctions of the system. Using obtained eigenvalues, we have evaluated the partition function of the considered system and have deduced thermodynamic properties such as mean energy, specific heat in constant volume, entropy and free energy. Also, we have calculated magnetic properties of the system such as the magnetization and magnetic susceptibility of the charged particle. Our findings represents that the rotation has a significant effect on thermodynamic and magnetic properties of a 2D quantum ring.

Abstract Image

旋转对二维GaAs量子环热磁特性的影响
本文用计算方法研究了二维量子环中具有Aharonov-Bohm通量和外加磁场的带电粒子的旋转对热磁性能的影响。为此,我们考虑了包含旋转过程规范场和电磁场势模型的Schrödinger方程(SE)。通过求解SE,计算出了系统的特征值和特征函数。利用得到的特征值,我们计算了所考虑系统的配分函数,并推导出了平均能、定容比热、熵和自由能等热力学性质。此外,我们还计算了系统的磁性能,如带电粒子的磁化率和磁化率。我们的研究结果表明,旋转对二维量子环的热力学和磁性有显著影响。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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来源期刊
Journal of Low Temperature Physics
Journal of Low Temperature Physics 物理-物理:凝聚态物理
CiteScore
3.30
自引率
25.00%
发文量
245
审稿时长
1 months
期刊介绍: The Journal of Low Temperature Physics publishes original papers and review articles on all areas of low temperature physics and cryogenics, including theoretical and experimental contributions. Subject areas include: Quantum solids, liquids and gases; Superfluidity; Superconductivity; Condensed matter physics; Experimental techniques; The Journal encourages the submission of Rapid Communications and Special Issues.
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