散射线

除Na，Si和Fe外，其余元素利用经验系数和二级靶的康普顿散射线作内标校正基体效应。

Except Na , Si and Fe , the effect of matrix on other elements was corrected by experience coefficients and using Compton scattered radiation of the characteristic line of the secondary target as internal standard .

人工配制标样，回归法求取校准曲线常数，用散射线内标法和经验系数法校正基体效应。

The calibration curve is calculated by the regression method . The matrix effect is corrected by using the scatter line internal standard method and the empirical coefficient method .

采用X射线荧光光谱法，以铑靶的康普顿散射线强度为内标，测定了铁矿石选矿流程样品中的铌和钍。

The Nb and Th in iron ore from the beneficiation process were measured with XRFS , by using the Compton Scattered_light intensity of Rh_target as internal standard .

散射线光源作参光的投影彩虹全息术

Projection rainbow holography with diffused linear reference beam

采用散射线内标法对钯和锡的标准曲线进行了校正。

Standard curves of palladium and tin are rectified by inner standardization scattered wave tech-nique .

将经验系数法与康普顿散射线内标法相结合，校正了元素间的基体效应。

The inter element effect is corrected by using empirical coefficient method combined with scatter line as internal standard .

给出了一种用散射线光源作参光记录投影彩虹全息图的方法。

A simple recording method of projection rainbow holograms with a diffused linear reference beam ( DLR ) is presented .

通过PhanScatter程序，获得了探测平面上原射线及各种散射线的能谱、注量分布、平均能量以及散射比等数据以及这些数据随散射几何条件变化的规律。

Energy spectrum , fluences and average energies for primary and each kind of scatter rays and scatter fractions in the detector plane were obtained .

为了能获得基体校正和背景校正的最佳结果，采用了二次基体校正法（用康普顿散射线和理论α系数）和两步背景校正法。

In order to obtain optimum results of the matrix correction and the background correction , we applied the twice matrix correction method ( using compton scattering and theoretical Alpha coefficients ) and the Two-Step background correction method .

本文采用小功率He－Ne激光及化学激励的方法，首次观察到了溶液中钠原子反斯托克斯受激喇曼散射谱线双频移效应，并讨论了它的产生条件。

In this paper , for the first time , we obtain the double shift of frequency effect anti-stokes stimulated Raman scattering characteristic by using chemical stimulation and little power of He-Ne laser .

本文在硅酸盐分析中，采用了康普顿散射靶线（Rhkα）为内标，以补偿常量元素的吸收效应，并用于花岗岩样品中Zr、Y、Sr、Rb、Zn的直接测定。

By using Compton scattering X-ray as internal standard in analyzing silicates , the major elements effect can be compensated . It is thus possible to determine directly Zr , Y. Sr.

根据标准大气参考值，给出了不同高度上的Cabannes散射谱线，并与高斯模型、洛仑兹模型进行了比较。

Cabannes scattering spectra for different altitude are given out according to standard air model in this thesis .

方法在标准辐射质下，使用二级标准剂量学实验室（SSDL）的参考级剂量仪器对辐射场的均匀性、散射辐射线的影响，以及装置的长期稳定性等特性进行测定。

Methods Under the standard radiation quality conditions , the radiation field homogeneity , the scatter radiation contributions and long term stability of the reference instrument were measured using the reference_class ionization chamber at the SSDL .

另外介绍了BSRF新建设的一条小角散射光束线（1W2A）的设计情况，重点讨论了双狭缝系统对束线性能的调制作用。

In the second part of the thesis , the design of the new beam line for Small-angle X-ray Scattering ( 1W2A ) is described . And the 2 slits system which is used to modulate the performance of light is discussed on emphasis .

随着拉曼放大器抽运功率的提高，在斯托克斯区，出现了两阶受激布里渊散射线，在实验中观测到偶数阶的受激布里渊散射谱线功率大于奇数阶的布里渊一瑞利散射线。

Second-order SBS in the Stokes region appeared with the increase of pump power , and the power of even order SBS was stronger than that of odd order Brillouin Rayleigh scattering in the experiment .

结果表明，系统可在测风的同时获取低空对流层（6、7km）以内的气溶胶后向散射比廓线，以进行多普勒激光雷达灵敏度的标定，并可获取气溶胶的消光系数、激光雷达比等参量。

The results show that this method is capable of measuring aerosol backscatter ratio profile of low-altitude troposphere ( below 7km ) at the same time as wind measurement , which can define the wind measurement sensitivity . Aerosol extinction coefficient and lidar ratio are additional parameters acquired in measurement .

用曙暮光时的天光光强反演平流层气溶胶散射系数廓线

Retrieval of the Profile of Stratospheric Aerosols from the Intensity of Skylight During Twilight Periods

碘分子滤波器被用来滤除大气气溶胶散射信号以及鉴别Cabannes散射谱线宽度。

Iodine filters are used to reject aerosol scattering signal and analyze the spectrum of Cabannes scattering .

双光子散射和二次散射与谱线峰值位置的关系不大，二者对峰值波长的改变是不确定的、复杂的、在连续的范围内变化的。

The double Compton scattering and the Compton scattering which produces two photons change the changed wavelength , and the changed wavelength is uncertain , complex and continuous .

对于实际大气中传输的非偏振自然光的散射问题，所关心的散射参量通常为散射强度和线偏振度。

For the scattering of unpolarized natural light transfering in real atmosphere , the scattering parameters about which we are concerned are usually the intensity of scattered light and degree of linear polarization .

康普顿散射成像是通过测量从被照物体中发射出来的康普顿散射线来对物体内部进行成像的放射成像技术。

Compton scattering imaging is a radiation imaging technique that forms the image of an object by measuring Compton scattering emitted from the object while it is irradiated .