换句话说，整个能级谱恰好就像是上下颠倒的堿金属能级谱一样。
In other words the whole spectrum of levels is just like that of an alkali turned upside down.
本文应用共振荧光理论，研究了由相干场和随机场驱动的二能级原子荧光场的压缩谱。
In this thesis, we study the quadrature squeezing spectra produced in the resonance fluorescence of a two-level atom driven by a strong coherent field and a weak amplitude-fluctuating field .
利用强激光场驱动下的原子二能级模型，探讨了高次谐波与高阶拉曼谱的相干相消现象。
Interference phenomena between high harmonics and hyper Raman lines in strongly driven two level atomic system has been investigated.
基于实验跃迁谱线，19个观测能级得以确立，其中有14个能级此前未见报道。
Based on these transition lines 19 energy levels have been determined and 14 energy levels are new ones.
从上能级向两边下能级辐射的自发辐射谱中产生了三个超窄谱线，且在很大参数范围内光谱具有这一特性。
There are three ultra narrow spectral lines in the spontaneous emission spectra from upper level to lower lying levels of the two emission channels, which occur over a wide range of the parameters.
在可见光范围给出了所观察到的各条谱线的发射截面及相应上能级的激发截面。
The emission cross sections of the observed lines and the excitation cross sections of the corresponding states are obtained in the visible region.
建立了一种用于解释正电子寿命谱测量结果的模型，该模型中费米能级位置的改变可影响缺陷的电离以及正电子在缺陷位置的被捕获。
The average positron lifetimes was explained by a proposed model, in which the shifting of Fermi-level affects the defect ionization and consequent positron trapping at defects site.
本文提出一个Z回波核磁共振(nmr)脉冲序列，可以获得三能级体系的纯偶极或纯四极谱。
Z echo NMR pulse sequence is proposed for using in measurement of pure dipole or quadrupole spectrum.
计算了斜磁场作用下量子双阱的能谱，给出了其最近邻能级间距分布和谱刚度。
The energy spectra in the double well subjected to a tilted magnetic field is calculated. The distribution of energy level spacing and the spectra rigidity are given.
基于谐振子模型的量子点能级，计算了包括和排除激子影响时多能级的增益谱。
Quantum dot gain spectra based on harmonic oscillator model are calculated including and excluding excitons.
研究了相干驱动场激励下的三能级系统激发谱并进行计算和分析，给出了激发谱的变化规律，得到了与实验一致的结果。
Theoretical excitation spectra in the three_level system is calculated and analyzed in detail and the results are identical with experiments.
利用深能级瞬态谱（DLTS）对电子辐照区熔硅中多稳态缺陷进行研究的结果表明。
The multistable defect in electron-irradiated Fz silicon has been studied by usingDLTS.
本文主要讨论在没有外场的情况下，量子人体的电子自旋对类氢原子的能级和谱线的影响；
The influence of electronic self spin of quantum human body to the energy grade and spectrum line of sort hydrogen atom under the case without outfield was mainly discussed in this paper.
研究了两个偶极偶极力关联的等同双能级原子与三模腔场六光子共振相互作用的辐射谱。
The emission spectrum for a pair of dipole dipole coupled identical two level atoms interacting with three mode cavity fields resonantly through 6 photon process has been studied.
借助于电离流时间衰减曲线，测量得出了上述三条谱线对应的振动能级的动力学参数。
With the measurement of ion current decay curves of the three features, dynamic parameters of them were obtained.
借助于电离流时间衰减曲线，测量得出了上述三条谱线对应的振动能级的动力学参数。
With the measurement of ion current decay curves of the three features, dynamic parameters of them were obtained.
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