The possible mechanisms of population inversion under the average high temperature condition has been analysed.
分析了可能导致高温条件下粒子数反转的机制。
With the increase of the average photon number of the coherent light field, the oscillation frequency of the atomic population inversion increases correspondingly.
随相干光场平均光子数的增加粒子数反转的振荡频率增大；
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