查询词典 neutron

A detailed discussion on numerical results is given and one-neutron halos in the ground states of 14B and 15C are presented.

计算结果还显示在14B和15C基态中存在单中子晕。

The number of neutrons in an atom, the neutron number, is given by the quantity A-Z.

这个术语指的是，纯元素的原子与所有的物质单一类型。

In this scenario, a neutron star in a binary system can accrete matter from its companion.

一个双星系统中的中子星会从伴星处吸积足够物质，使得该中子星最后变成了一颗奇异星。

The neutron monitor has high sensitivity, light weight and small size. A charge pump circuit is adopted for I-F converter of the gamma monitor. Local data acquisitor consists of CMOS single piece processor with high speed and low power dissipation. A FLEX microcomputer is used as remote centre computer for data handling and graph plotting.

它们的特点是：中子监测器的体积小、重量轻、灵敏度高；γ监测器的测量电路采用电荷泵电路构成的I-F变换电路；本地数据采集器是由高速低功耗CMOS单片计算机为核心组成的；远端中心计算机采用了FLEX微计算机系统对数据进行处理，并以绘图的方式输出，给出直观、便于分析的结果。

On the assumptions of the potential energy in the adiabatic process and extreme short time (.5 × 10-23s), he calculated the neutron output and energy.

假设原子核内的每个核子都在一个方势阱中，他认为裂变的中子产额依赖于原子核内势能的变化速度，在势能变化是绝热过程并且时间极短（。5×10-23s）的假设前提下，计算了中子产额和能量。

The purpose of neutron albedo experiment is to check and scale the programs, parameters and methods used in engineering design.

中子反照实验的目的是检验和标定工程设计使用的程序、参数和方法。

The neutron flux distributions are calculated from the 3D diffosion equations of two energy groups and six delayed neutron precursors by separaing the "time" and "space" variables.

堆芯中子通量分布采用分离变量法对两群六缓发中子组三维扩散方程来实时求解，并考虑慢化剂密度、硼浓度、氙和钐中毒、控制棒位置、燃料和慢化剂温度、燃料燃耗等因素对中子通量分布的影响。

For instance, the electron neutrino is created from the change from proton to neutron while the electron antineutrino is formed from the change of a neutron to a proton.

例如，电子中微子是由质子转变成中子时产生的，儿电子反中微子则有中子转变为质子是产生。

On the basis of the energy spectra of proton and ion, a new calculation of the differential fluxes of proton and ion with high energy is suggested by combining the intensity of the neutron measured by OULU neutron monitor.

从质子和重离子的能谱出发，结合OULU台站中子强度的数据，提出了由地面中子强度数据反演空间高能质子和重离子微分通量的新方法。

By using the method of linear regress, the relation between the cosmic ray intensity of the OULU neutron monitor and the differential fluxes of space energetic proton and ion during quiet time has been studied. The differential spectrum of interplanetary particles with high energy is also calculated through the intensity of neutron at the ground level.

采用线性回归的方法研究了太阳活动平静时期空间高能质子和重离子微分通量与地面OULU宇宙线台站中子强度之间的相关性，利用地面中子强度数据来反演空间高能质子和重离子通量。

It is also known as one of the most poisonous naturally occurring substances.

它也被称为一个最自然发生的有毒物质。

The greatest stress is found at the location on the cross section where V is the largest.

最大应力出现在横截面上V为最大的地方。