The neutron spectrum hardens as the radius increases in the bare spherical assembly and softens as .
由通量密度所得中子能谱在无反射层球形裂变系统中随半径增加变硬，在有反射层球形裂变系统中随半径增加变软。
The multiple group cross sections are indispensable when we want to obtain the neutron spectrum by multiple foil activation method.
在利用活化法进行中子能谱测量中,活化箔的多群截面是必须的输入参数之一。
In order to design a way to measure the neutron spectrum of nuclear warhead in the process of nuclear weapon inspecting, neutron spectrum of a supposed nuclear warhead was calculated by using MCNP code.
为合理设计基于核弹头泄漏中子被动测量核查方法的实验方案,根据假想核弹头模型,用MCNP 程序计算了其泄漏中子能谱。
The 14MeV DT neutron spectra in different neutron and gamma discriminating position have been obtained.
本文分析了液体闪烁探测器信号计数损失的相关因素,测量得到了不同线性门设置条件下液闪探测器的中子、伽玛信号输入输出比,测量得到了不同中子、伽玛分辨位置下的14MeV的DT中子能谱, 测量得到了聚乙烯板慢化中子能谱和不同能量段中子、伽玛分辨谱。
FAMS MC is a Monte Carlo program for correction on experimental measurement data of fast neutron energy spectrum.
针对快中子能谱实验测量数据的修正 ,开发了FAMS MC蒙特卡罗计算程序 ,对 5 9、6 4和1 4 1MeV中子在Be核上产生的次级中子双微分截面的实验结果进行了修正计算 ,并与用MCNP蒙特卡罗程序修正的结果进行了比较。
The data were applied to simulate the neutron energy spectrum and angular distribution of Lanzhou University 3×1012 s-1 intense neutron generator with 260 keV deuteron beam using MCNP.
以分割法计算得到的能谱和角分布数据为基础,建立了D-T中子源Monte-Carlo模拟抽样模型,在考虑中子发生器各元件材料及实验大厅墙壁对快中子的慢化、散射和吸收的条件下,采用MCNP程序对兰州大学3×1012s-1强流中子发生器260 keV氘束流能量下的中子能谱和角分布进行了模拟,给出了模拟结果。
The keff and ks,neutron flux distribution,neutron energy spectrum of the facility which is driven by D-D or D-T external source were researched.
为研究低浓铀燃料在加速器驱动的次临界系统(ADS)中的应用,阐述了IAEA基准装置IPEN-MB-01,并使用MCNP程序对次临界装载的IPEN-MB-01基准装置进行了初步模拟计算,对该装置在低浓铀(LEU)燃料装载下的keff,由D-D或D-T外源驱动下的ks、中子通量分布和中子能谱进行了计算,并简单说明参数的计算方法。
Investigation of Measurement Technique of Neutron Spectra (100 keV-2 MeV) in Medium;
介质内100keV-2 MeV中子能谱测量技术研究
Calculation of Neutron Energy Spectrum on CFBR-Ⅱ Reactor’s Typical Radiation Location
CFBR-Ⅱ堆典型辐照位置的中子能谱计算
Study of Data Process and Interpretation for Pulsed Neutron Spectra Logging;
脉冲中子能谱测井数据处理及解释方法研究
Crystal-ball Method for Unfolding Neutron Spectra by Activation Measurement;
由活化测量数据求解中子能谱的“CRYSTAL-BALL”方法
Research on Neutron Energy Spectrum of the Beryllium,Iron and Polyethylene Shells Assemblies Injected by D-T Neutron(In Chinese)
氘氚中子注入聚乙烯铁铍组合壳体的中子能谱实验研究
medium energy electron scattering spectroscopy
中能电子散射能谱学
inelastic neutron scattering spectroscopy
中子非弹性散射能谱学
neutron activation analysis spectrometer
中子活化分析能谱仪
Energy Levels of Single Particle in 3-dimensional and Symmetrical Deformed Harmonic Oscillator Potential Energy;
轴对称变形谐振子势中的单粒子能谱
Energy and Centrality Dependence of p_T Spectra for Identified Hadrons in Au+Au and Cu+Cu Collisions at RHIC;
RHIC中强子p_T谱的中心度和能量依赖
neutron time-of-flight spectrometry
中子飞行时间能谱测量学
Research on Neutral Particle Analyzer for HT-7 Tokamak;
HT-7托卡马克中性粒子能谱仪的研究
Applications of Auger electron spectrometer in material analysis
俄歇电子能谱仪在材料分析中的应用
Spectra、Ionization Potentials of Highly-stripped Ions with High Z and X-ray Line-Formation Processes in the L-shell Iron Ions;
中高Z离化态原子的光谱、电离能及铁L壳层等离子体光谱模拟
photoelectron spectroscopy of inner shell electron
内层电子光电子能谱学
photoelectron spectroscopy of outer shell electron
外层电子光电子能谱学
reflection high energy electron diffraction spectroscopy
反射高能电子衍射能谱
electron energy loss spectroscopy
电子能量损失能谱法