单分子-光子制冷泵的热力学行为

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通过对发生光跃迁时的声子参与频度、热-光转换效率以及制冷效率的研究,从理论上描述了单分子-光子泵的热力学行为.利用热分布次数作为热分布时间的衡量尺度,研究了单分子-光子泵的制冷效率,得出了与其他研究者的实验曲线相符合的理论计算结果.解释了制冷功率随波长变化曲线在制冷区发生弯曲的原因.研究了单分子-光子泵的最大制冷效率,从理论上确定了引起制冷效率最大的激发波长位于单分子-光子泵吸收带红边的四分之一处.得出只有晶体材料才可能获得最大制冷效率的结论.
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