thick target

Concept design of a radioactive ion beam thick target

产生放射性核束的厚靶的物理设计

The numerical calculation used in thick target PIXE analyses

无标样厚靶PIXE分析中数值方法的应用

In order to carry out the investigations on the short life Hg isotopes produced by the intermediate energy heavy ion reactions with a natural Pb thick target, on line molten lead target gas thermochromatography separation apparatus with a rabbit system has been designed.

为研究中能重离子轰击天然Pb厚靶生成的较短寿命的Hg同位素产物，研制成功一套带有跑兔系统的气相热色谱分离装置。

This paper describes matrix absorption enhancement effects of the thick target in energy dispersive X-ray fluorescence analysis ( XRF). Absorption correction methods ( 5-10mg/ cm2) are studied especially for medium thick target.

本文讨论了在能量色散X射线荧光分析中影响准确定量的厚靶基体吸收效应，着重研究了中厚靶的吸收校正方法。

The thick target technique is used to increase the event rates and decrease the statistical errors.

使用厚靶技术提高了事件率、减少了统计误差。

The shelves of the pool-supplies aisle at Target are thick with Chinese flotation devices for babies.

塔吉特泳池用品的货架上全是中国供小孩用的浮水器材。

In this paper, the problem of penetrating into semi-infinite thick target is divided into rigid projectiles penetration, high-speed long rods penetration, and penetration problems that impact speed changes in large range. Theoretical analysis and numerical simulations are carried out systematically to study these problems.

本文针对侵彻半无限厚靶问题，将其划分成刚性弹侵彻、长杆弹高速侵彻、大范围着速的侵彻问题等方面，系统地开展了理论分析和数值模拟研究。

Independent Yield Measurement for the Hg-Isotope Products From 600 MeV~ ( 18) O+~ ( nat) Pb ( thick target) System(ⅰ) Experiment and Technique

600MeV~（18）O+~（nat）Pb（厚靶）系统生成Hg同位素独立产额测量（Ⅰ）实验和技术

Theoretic Programs Related to Spallation Neutron Source for ADS II Thick Target Simulations

与散裂中子靶物理相关的理论计算程序探讨II厚靶计算

For a 100 μ m thick target Ta, the facula was a star-structure and became smaller, which resembles a star-structure of the energetic proton emission.

在厚度为100μm的Ta靶背表面观测到渡越辐射光斑呈现出星状结构，光斑较小，与高能质子发射出现的星状结构极其相似；

In non-destructive X-ray fluorescence analysis with thick target, correction method for difference in fluorescence intensity of elements due to sample shape and different distance to the source detector with yttrium as an outer mark element was studied.

摘要在厚靶的非破坏性x射线萤光分析中，以钇做外标元素，研究了不同样品形状及与源、探测器距离不同时，引起接收到元素萤光强度差异的校正方法。

The phenomenon of cratering during a hypervelocity impact of a spherical projectile upon a thick metallic target has been investigated experimentally, the highest velocity of projectile experiment with being 7.5km/s.

介绍了对高速球形弹丸撞击金属厚靶的开坑现象所进行的实验研究。最高弹速为7.5km/s；

Cross Section Measurements of Neutron-Rich Hg Isotopes in Reaction of 28MeV/ u ￣( 18) O with Thick Natural Lead Target

28MeV／u~（18）O与全阻止厚天然铅靶反应中丰中子汞同位素的截面测量

Conversion of an Infinite Thick Target to an Ideal Thin One

无限厚靶向理想薄靶的转换

Calculation of Angular Distribution of Thick Target Bremsstrahlung Spectrum

厚靶轫致辐射谱的角分布计算

The zero angle measurement of the thick target bremsstrahlung produced by the REB bombarded anode target can be used to determine the electron energy radial distribution, and to judge the REB medial property and the energy even distribution.

利用REB电子轰击阳极靶产生的厚靶韧致辐射的零角度测量，确定束电子能量的径向分布，从而判断REB的居中性和能量的均匀性。

Matrix absorption correction of medium-thick target in XRF

能量色散X射线分析中对中厚靶的吸收校正