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1)  quasi three level system
准三能级系统
1.
From the theory of rate equation,the expressions of output power and slope efficiency of LD pumped quasi three level system are conducted,and the effect of distribution of space variation,crystal length and transmissivity is discussed,From it,the optimum experimental design can be achieved.
从速率方程的理论出发 ,推导出了LD端泵准三能级系统的输出功率及斜效率的表达式 ,讨论了泵浦光及振荡光的空间分布变量及晶体长度和透射率对输出功率的影响 ,由此可得到在一定条件下的实验优化设计方案。
2.
According to the rate equation of quasi three level system, the threshold power, slope efficiency and optimum length of the crystals of longitudinally pumped Tm∶YAG lasers have been calculated and discussed.
准三能级系统速率方程对纵向泵浦TmYAG激光器的阈值、效率和激活介质最佳长度进行了计算和分析,讨论了温度对TmYAG激光器输出特性的影响。
2)  rate equation of quasi three-level system
准三能级系统速率方程
3)  three-level system
三能级系统
1.
Rabi Flopping in a V-type three-level system with two orthogonal eigenstates;
两个正交子能级的V型三能级系统的粒子数振荡特性
2.
A Theoretical estimation of the threshold of end-pumped laser in three-level system containing the cross relaxation is deduced from the transition rate-equations and the transmission equations of the laser- and pump-light for active ions.
作者从激活离子能级跃迁速率方程和激光、抽运光传输方程推导含交叉弛豫的三能级系统端面泵浦激光阈值的理论估算式。
3.
Ruby laser is a three-level system.
红宝石激光器是一个三能级系统。
4)  Cascade three-level system
级联三能级系统
5)  quasi-three-level system
准3能级系统
6)  quasi-∧-type four-level system
准∧型四能级系统
1.
Quantum interference of quasi-∧-type four-level system;
准∧型四能级系统中的量子干涉现象
补充资料:自准式光路系统(autocollimating optical system)
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性质:又称自准式光路系统(autocollimating optical system)。光度计中利用利特罗棱镜组成的一种最简单的单光束光学系统。光源辐射由入射狭缝进入后,以同一个凹面反射镜作为准直镜和暗箱物镜,复合光经单色器色散后,又由同一个狭缝射出。也可用光栅代替利特罗棱镜。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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