This paper studies the relaxation in the two—Level system of the Laser superradiation interacted with radiation by the method of coherence, and gives the solution of light field about sgn.
用相干态方法研究了与辐射相互作用的超辐射激光二能级系统的弛豫，给出在光场高温和低温两种极限情况下准几率密度函数方程的解。
The motion equation satisfied by an induced polarization of a two level atom interacting with laser pulse is derived by using a nonperturbation method.
通过非扰动方法导出了与线偏振激光脉冲相互作用的二能级原子的诱导极化所满足的运动方程。
The interaction between the laser field and three two-level atoms are studied.
本文研究激光场与三个两能级原子的相互作用。
The semiclassical laser theory proposed by Lamb for two-level system is extended to the case of dye lasers. Mode coupling equations are deduced, and a discussion is given.
本文将兰姆的二能级半经典激光器理论，推广至染料激光器系统，得出模式耦合方程，并作了些具体讨论。
Selectivity and excitation rate of laser isotope separation can be enhanced by using the coherent selective Doppler-free two-photon excitation with intermediate resonant level.
利用具有中间共振能级的无多普勒双光子相干选择激发来提高激光同位素分离的选择性和激发速率。
Transient responses of two-level atoms to a probe pulses with different frequencies have been studied in the presence of near-resonant laser driven pulse.
我们研究了在强近共振激光脉冲驱动下，二能级原子对不同频率的试探脉冲的瞬态反应。
Two-level systems under the action of a laser pulse train are studied by rotating-wave approximation.
本文采取旋波近似，分析了序列脉冲激光作用下的双能级系统。
The master equation of a nonresonant two-mode laser in three level atomic system with equal detune for each mode is deduced.
本文用量子理论导出二模偏调相等情况下三能级系统双模激光运动主方程。
There is limited evidence from two small trials that low level laser treatment reduces the severity of the mucositis.
从两组小试验中，有限的证据指出低强度的雷射治疗减缓口腔黏膜炎的严重性。
The interaction between a weak probe laser pulse and a two-level system strongly driven by a near-resonant laser pulse is studied by dressed model.
我们用缀饰模型研究强近共振激光脉冲驱动下二能级系统与弱试探脉冲的相互作用。
In this paper, the measurements of atom energy level lifetime with the laser two photon induced fluorescence have been stated.
本文论述了激光双光子感应荧光法对原子能级寿命的测量。
Hard material, imported quality, up to the international standard test Hitachi capacitor, American laser rod, Japan imported fiber, Japan gold-plated cavity, the German power two level tube.
用心选材，进口品质，达国际标准测试日本日立电容、美国激光棒、日本原装进口光纤、日本镀金腔体、德国功率二级管。
Numerical results are reported of a model of the stimulated radiation force on a two-level atom, which is excited by two laser fields of different frequencies.
本文报道了在两束不同频率、不同传播方向的光束作用于二能级原子的受激辐射压力的数值结果。
Numerical results are reported of a model of the stimulated radiation force on a two-level atom, which is excited by two laser fields of different frequencies.
本文报道了在两束不同频率、不同传播方向的光束作用于二能级原子的受激辐射压力的数值结果。
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