Because here what we have is some atom that we're studying, in the case, it's going to be a gas, and we hit it with a photon that has some incident energy.
因为这里我们要研究的是一些原子，在这种情况下，一般是气态的，然后我们令一个，具有一定初始能量的光子打上去。
The first that we need to know the energy of the photon that's incident on our gaseous atom.
首先，我们需要知道，入射到气体原子的光子的能量。
A simple and effective method - equivalent incident wave method of FDTD was presented and used for analysis of photon scanning tunneling microscopy (PSTM).
本文提出一种简捷有效的方法，即等效入射波法分析光子扫描隧道显微镜(PSTM)。
Results show that, the functional effects of the same material varied doping structure responding to the incident photon of different wavebands are different from each other.
研究发现，同一阴极材料对不同波段的入射光，其掺杂结构产生的作用效果各不相同。
Since the photon shutter in the front end blocks all incident beam power, a thermal-stress analysis is vital in the design of the front end.
前端装置中的挡光器将阻挡全部的光束，所以挡光器的热-应力分析在前端区设计中是非常关键的。
Under rotating wave approximation, the total coherent Hamiltonian of photon-phonon coupling system driven by incident field is introduced.
在旋转波近似下，得到在入射光驱动下光子-声子耦合体系的总的相干性哈密顿算符。
Two-photon resonant NFWM is a Doppler-free spectroscopy by using the narrow bandwidth of incident laser beams.
当用窄带宽的激光时，该技术对里德堡能级的窄光谱结构可以获得消多普勒的分辨率。
How to get higher incident photon-to-current conversion efficiency and prolong the lifetime of the solar cells has been the focus in the past years.
如何获得更高的光电转换效率，延长整个电池的使用寿命一直是研究的焦点问题。
The advantages of the proposed method are insensitivity to the incident photon direction, large wavelength range without mechanical movement, and real-time control.
该方法具有对激光入射方向不敏感、无需机械转动、使用较宽波长范围、实时可控等优点。
The same is true for the different material varied doping structures responding to the same waveband incident photon.
同时，不同掺杂结构光电阴极对于相同波段范围内的入射光， 其作用效果也不相同。
The same is true for the different material varied doping structures responding to the same waveband incident photon.
同时，不同掺杂结构光电阴极对于相同波段范围内的入射光， 其作用效果也不相同。
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