原子蒸气

金属Pb原子蒸气中的荧光和受激电子拉曼散射研究

The Study of Fluorescence and Stimulated Electronic Raman Scattering in Pb Vapor

该实验采用激光感生荧光法和高灵敏度的线阵CCD测量了线源蒸发钆金属原子蒸气的横向速度分布。

The crosswise velocity distribution of Gd metal atomic vapor heated by the linear electronic gun was measured using dye laser induced fluorescence and a high photosensitivity CCD array .

用HCD灯作金属原子蒸气源的激光光谱研究

Laser spectroscopic study on HCD lamps as a metal atomic vapor source

通过实验证实了在线源蒸发的情况下，原子蒸气横向平均速度随横轴线性增加，横向速度分布近似服从Maxwell分布。

The experiments show that the average crosswise velocity of the metal atomic vapor increases linearly along the x axis and the crosswise velocity distribution approximately obeys the Maxwell distribution law .

着重研究了原子蒸气束空间自由蒸发的特性以及Knudsen数（Kn数）变化时，蒸气原子物理参数的变化。

The focal point was put on the changes of physical parameters of atomic vapor during the changes of atomic evaporation characteristics and of Knudsen number .

离子引出的研究在原子蒸气法激光同位素分离（AVLIS）工程中具有重要意义，离子引出时间直接关系到整个系统的离子引出效率。

Ion extraction from laser-induced plasma is one of the key problems in atomic vapor laser isotope separation ( AVLIS ) .

为较全面地了解RF（radiofrequency）共振离子引出方法的特性，使之更好地用于原子蒸气激光同位素分离（AVLIS），用PIC-MCC方法对其进行了模拟。

The characteristics of the RF ( radio frequency ) resonance method of ion extraction were analyzed to improve atomic vapor laser isotope separation ( AVLIS ) by using the PIC MCC code to simulate the RF resonance .

电子枪加热坩埚熔池高温蒸发是原子蒸气激光同位素分离（AVLIS）铀循环系统的一个重要环节。

High temperature evaporation of molten cavity heated by electron beam in crucible is one of the most important processes in the uranium cycling system in atomic vapor laser isotope separation ( AVLIS ) .

利用Ne-CuHCD灯研究了金属原子蒸气源的光电流光谱和激光荧光光谱，发现了Cu4p~2P（3/2）能级的表观寿命随灯电流增加而增大。认为这一现象起因于共振俘获效应。

In this paper we report the experimental study of the metal atomic vapor , opto-galvanic effect and laser fluorescence in the HCD lamps . The fact that the observed lifetime of Cu 4p2P3 / 2 state increases with the discharge current is attributed to the radiation-trapping .

恒温石墨炉中铅原子蒸气形成机理

Mechanism of Atomic Lead Formation in a Constant - Temperature Furnace

激光感生荧光法测量金属原子蒸气横向速度分布

Measurement of crosswise velocity distribution of metal atomic vapor by LIF

原子蒸气激光法分离钆同位素的偏振选择性实验

Experiment on Polarization Selectivity in Gd Atomic Vapor Laser Isotope Separation

原子蒸气束二维空间纵向速度分布的激光法测量

Measurement of 2-D Velocity Distribution of Atomic Vapor by Laser Induced Fluorescence

铜原子蒸气放大的自发辐射光脉冲中弛豫振荡的分析

Analysis of relaxation oscillation of amplified spontaneous emission pulse from CuBr laser

线源金属原子蒸气发生装置的研制

Manufacture and Research of the Linear-source Metal Atom Evaporation Device

石墨管表面性质对原子蒸气消失过程的影响

Influence of Surface Property of Graphite Tube on Dissipation of Atomic Vapor

双波长吸收法探测原子蒸气温度的研究

Measurement of temperature of atomic vapour by two wavelength absorption

介绍了一套线源金属原子蒸气发生装置。

This paper reported a set of metal atom evaporation device of linear source .

激光法实时测量真空室内原子蒸气束的二维密度通量分布

Real-time Measurement of 2-D Density Flux Distribution of Atomic Vapor in Vacuum Chamber by Laser Fluorescence

原子蒸气激光同位素分离

Atomic vapour laser isotope separation

放电原子蒸气激光器

Electric discharge atomic vapor laser

电子枪功率与束宽对金属原子蒸气特性的影响

The influence of electron gun 's power and electron beam 's width on metal atom vapor physical parameters

对于原子蒸气的密度的大小，则应在分离产率和碰撞损失率之间权衡。

The atom density should be chosen as a trade off between the production rate and the collision loss .

结果表明，吸收信号形状由被测元素的性质、样品气化速率和原子蒸气扩散速率决定。

It was found that the shape of absorption signal was controlled by the property of the analyte , the sample vaporization rate and the gas diffusion rate .

采用原子蒸气束激光诱导荧光法测量钆原子的第一激发态的同位素位移及超精细结构、原子跃迁自发辐射的分支比和原子蒸气束的多普勒宽度。

The isotope shifts , hyperfine structure , spontaneous emission branch ratio of the first excited level and Doppler width of the atom vapor beam were measured using laser induced fluorescence .

用自制的冷原子汞蒸气发生装置和样品吸收管，研究了以SnCl2为还原剂，冷原子吸收分光光度法连续测定汞的适宜条件。

A sensitive method for continuous determination of trace mercury in wastewater by cold vapour atomic-absorption spectrometry , using SnCl_2 as reductant was studied .

冷原子吸收汞蒸气发生器的改进及应用

Improvement of Mercury Vapour Generator and It 's Application

实验上从原子束的角度系统地研究了激光蒸发的原子蒸气。

The laser-evaporated atomic vapor was studied experimentally with a view to obtain an atomic beam .