| 热力学平衡对玻色气体的冷原子数目的限制 |
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| 引用本文： | 刘艳萍.热力学平衡对玻色气体的冷原子数目的限制[J].太原师范学院学报(自然科学版),2014(2):41-43. |
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| 作者姓名： | 刘艳萍 |
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| 作者单位： | 山西职业技术学院,山西太原030006 |
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| 摘 要： | 应用温度涨落等统计物理知识,通过利用热容量这一重要的物理量计算得出平衡态下冷原子的最小数目Nmin的解析表达式.以弱相互作用玻色气体为例,探讨气体的热力学性质,求解得出低温极限下,系统处于平衡态时冷原子最小数目的量级.
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| 关 键 词： | 玻色气体 低温 最小粒子数 热力学平衡态 |
Limitation to Number of Bose Cold Atoms by Thermodynamic Equilibrium |
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| Liu Yanping.Limitation to Number of Bose Cold Atoms by Thermodynamic Equilibrium[J].Journal of Taiyuan Normal University:Natural Science Edition,2014(2):41-43. |
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| Authors: | Liu Yanping |
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| Institution: | Liu Yanping (Shanxi Vacational Technic College,Taiyuan 030006,China) |
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| Abstract: | By applying temperature fluctuation,to obtain the analytical expression of least number of cold particles in equilibrium states through calculation of heat capacity.To take weak interacting Bose gas as an example,to obtain the thermodynamic properties and discuss the least number of cold Bose gas in equilibrium states. |
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| Keywords: | Bose gas low temperature least particle number equilibrium state of thermodynamic systems |
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