给出了阶梯型三能级原子系统在相等偏调情况下的运动主方程,得到了双光子增益系数公式。
The master equation of a three-level atomic system interacting with a two-mode field at two-photon resonance is given. The two-photon gain coefficient formula is deduced.
分析有源区内载流子和VCL光子密度的变化,揭示了增益钳制的物理机理。
Analyzing the carrier density and photon density of VCL in active region, the physical mechanism of gain clamping was revealed.
利用速率方程理论,得到包含激光增益介质反转密度、光子密度和饱和吸收介质基态布居数密度的速率方程组。
Using rate equation theory, the equation group including the population inversion density of the gain medium, photon density and the absorber ground state population density is acquired.
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