原子激发态

Li原子激发态的电子关联计算

Calculation for electron correlations in excited states of the lithium

根据自由电子气模型，提出了一种用于计算原子激发态能级的X＿a交换参数的理论模型。

Based on the free-election-gas model , a theoretically determined X_a exchange parameter method which is suitable for calculating excited state energies was presented .

本文主要测量了Rb-He光学碰撞精细结构分支比及在有H2存在的条件下铷原子激发态的原子密度。

Excited state rubidium atom densities and fine-structure branching ratios for Rb-He optical collisions have been measured in the present paper .

实验结果显示，这种光谱不仅可以用于研究原子激发态的缀饰分裂，而且可以发展为一种测量MOT内冷却光对冷原子的有效Rabi频率的方法。

The experimental results show that this kind of the spectroscopy not only can be used to study the dressed-state splitting of the atomic excited states , but also can be develop to measure the effective Rabi frequency felt by the cold atoms in a MOT .

铥原子激发态自然辐射寿命的测量

Measurement of natural radiative lifetime of excited levels of Tm atoms

锂原子激发态光电离的R-矩阵计算

R-matrix calculations in photoionization of the excited state of atomic lithium

原子激发态的二体电子关联变分计算

Two-body correlation for the excited states of the atoms

一维氢原子激发态在弱磁场中的能级修正

Energy Modification of One-dimensional Hydrogen Atom Excited State in the Weak Magnetic Field

用共振激发延迟电离方法测定原子激发态的光电离截面

Measuring photoionization cross section for excited of atoms by resonance excitation and delayed ionization

硼原子激发态（~4S）态能量的计算

Calculating the Energy of the Excited State ( ~ 4S ) of Boron Atom

为描述原子激发态的边界半径提供了一种新方法。

A novel method for describing the boundary radii of excited atoms is proposed .

用激光饱和吸收法测量铀原子激发态吸收截面

Measurement of Absorption Cross Sections of Excited States for Atomic Uranium using Laser-Saturation Absorptions-Spectrometry

类氢及碱金属原子激发态寿命的半经典计算公式

Semiclassical formula for the radiative lifetimes of excited states of the hydrogenlike and alkali metal atoms

原子激发态的边界半径

Boundary radii of excited atoms

在原子激发态边界半径模型的基础上，对离子激发态的边界半径，也进行了详细的研究，给出了前五周期主族元素一价正离子、二价正离子第一激发态的边界半径。

In this thesis , the boundary radii of the first excited univalent ions and divalent ions are also evaluated .

原子激发态是不稳定的，其必然会自发地向低能级衰变，产生自发辐射现象。

Atom 's motivated state in not stable , it inevitably disintegrate into the lower energy state , which makes the phenomenon of the spontaneous radiation .

通过探测原子激发态的分布概率，可以确定原子被局限在一个波长范围的4个不同位置，测量精度达到百分之一个光波波长。

The atom is localized at four different positions with measurement precision of one percent of one optical wavelength when the population in one of the excited states is detected .

原子激发态的光电离截面是指在原子与光子相互作用时，原子从某个能级发射出一个电子的几率大小。

The photoionization cross section of an excited atom refers to the probability of an electron being emitted from its electronic state while atoms and photons interact with each other .

Eu原子高激发态光谱及其特性的研究

Studies on Spectra and Properties of the Highly Excited States of the Eu Atom

Al原子高激发态nf~2F光谱与Stark效应观察

Spectrum of highly excited states nf ~ 2f of Al and observation of Stark effect

Sr原子高激发态光谱的研究

Study of Highly Excited States of Atomic Strontium

双光子共振激发Rb原子高激发态的瞬态相干效应

Transient coherent effect of two-photo resonant excitation of a high excitation state of Rb atoms

Yb原子高激发态的斯塔克光谱

Stark Spectra of Highly Excited Yb Atom

铯原子高激发态Stark能级的数值计算和实验观察

Numerical Calculation and Experimental Observation for Stark Energy Levels of Atomic Cesium at High Rydberg States

本文报道我们使用偏振光技术和分步激发方法对Sr原子高激发态进行的一些测量。

We report the measurements of highly excited states of Sr using the technique of polarized laser and stepwise excitation approach .

利用两步激光激励，得到Al原子高激发态nf系列的谱线，观察到由于Stark效应引起的禁戒跃迁线的产生，谱线位移与谱线放宽，并给出初步的理论分析。

Using two-step laser excitation , we obtained the spectrum of highly excited nf series of Al . Stark effect induced forbidden transition lines , line shifts and line broadening are also observed . The theoretical analysis is presented .

研究了初始时刻原子处于激发态，双模腔场为关联双模SU（1，1）相干态时，双模双光子Jaynes－Cummings模型中原子和场的纯态演化规律。

We study the pure-state evolution laws of the atom and the field in the two-mome two-photon Jaynes-Cummings model with the atom initially being in excited state and the field in SU ( 1,1 ) coherent state .

本文采用微微秒同步泵浦可调谐染料激光器，研究了Rb原子高激发态15d的双光子共振激发和增强效应，获得了1.065μ→4210（？）的频率上转换；

We have studied the two-photon resonant excitation and enhancement effect of a high excitation state 15d in Rb atom by using a synchronously pumped tunable mode-locked dye laser and obtained the frequency up-conversion at 1.065 μ m → 4210 A.

利用Boltzmann基本方程和改进的Boltzmann方程，对电子束泵浦氩中能量大于氩原子第一激发态能量（11.56eV）的高能电子分布函数进行了理论计算。

With the basic Boltzmann equation and the improved Boltzmann equation , the high energy electron distributions , whose energy is larger than the first excited state energy ( 11.56eV ), are calculated in argons pumped by electron beam .

碱金属原子高激发态的唯象势

A New Phenomenological Potential for Highly Excited States of Alkali Metal Atom