研究了简并二能级系统的受激光子回波效应。
The stimulated photon echo in degenerate two-level system has been studied.
在近简并的封闭三能级V系统中，一束弱激光探测场的群速度可以通过控制一单色驱动场的强度实现慢光速到超光速的转换。
This paper reveals that the group velocity of a weak laser probe field can be manipulated by controlling the intensity of the driving field applied to a near-degenerate closed three-level V system.
对四能级饱和与反饱和吸收介质的简并四波混频和全息随时间的变化行为进行了理论分析。
The temporal behavior of DFWM and holography in four-level saturable and reverse saturable absorbers was analysed theoretically.
研究了简并四波混频的能级交叉效应，并与共振荧光的能级交叉效应比较。
We have studied the level crossing effect in degenerate four-wave mixing and compared it with the level crossing effect in resonance fluorescence.
于是立方体中的第二最低能级是三重简并的。
Thus the second-lowest energy level of the particle in a cube is threefold degenerate.
通过实例介绍了运用HMO理论根据分子对称性获得共轭分子简并能级波函数的一种方法。
This paper introduces a new method to calculate wave function of degenerate energy lev-el for conjugated molecules by HMO theory in the light of molecular symmetry.
我们研究了多普勒增宽的二能级系统中，简并四波混频的饱和效应。
We have studied the saturation effect of degenerate four-wave mixing in Doppler-broadened two-level system.
结果表明，外加磁场破坏量子点能级的自旋简并，使得电荷流和自旋流的共振峰劈裂开，得不到纯自旋流。
Numerical results show that the resonance peaks of spin current split and the pure spin current disappears due to the magnetic field destroying the degeneration of electron spin in quantum dot.
研究了近共振增强的四能级系统有机染料溶液中简并的四波混频后向反射波及前向波的位相复共轭特性。
Phase conjugation of backward-and forward-wave produced by degenerate four-wave mixing using a nearly resonantly enhanced nonlinearity in four-level organic dye solutions was investigated.
结果表明：对于异自旋三自由基体系，形成异自旋后对称性降低使部分占据的近简并轨道能级劈裂值增大，反铁磁耦合作用普遍增强。
The result shows that part-occupied near-degenerate orbitals split value and dia ferromagnetic coupling increases when symmetry of hetero tri-radicals decreases.
推导出了三维各向同性谐振子在均匀磁场中的能级表达式并讨论了其最低能级及其简并度的变化。
The formula of energy levels of two dimensional harmonic oscillator in the uniform magnetic field is derived.
推导出了三维各向同性谐振子在均匀磁场中的能级表达式并讨论了其最低能级及其简并度的变化。
The formula of energy levels of two dimensional harmonic oscillator in the uniform magnetic field is derived.
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