prompt neutron

Prompt Gamma Ray Intensity Calculation of Thermal Neutron Capture

热中子俘获瞬发γ射线强度计算

Measurement of prompt neutron decay constant α of a fast critical facility by Rossi-α technique

用Rossi-α法测量快临界装置瞬发中子衰减常数α

Relationship of prompt neutron decay constant with reactivity in Subcritical System

次临界系统中瞬发中子衰减常数与反应性的关系

Measurement of Prompt Neutron Decay Constant for Deep Subcritical Assembly Using~ ( 252) Cf as Randomly Pulsed Neutron Source

~（252）Cf随机脉冲源法测量深次临界瞬发中子衰减常数

The results of experiment are described, measurements of the pulse characteristic parameter that fast neutron burst reactor operated upon prompt critical state are presented, and the basic kinetics parameters are obtained.

介绍了实验研究结果，测量了快中子脉冲堆超瞬发临界运行产生的脉冲中子辐射场的脉冲特性参数，获得了快中子脉冲堆中子动力学的基本特性参数。

An Uniform Formula of Neutron Multiplication Calculation from Sub-Criticality to Prompt-Criticality with Step Change of Reactivity

反应性阶跃变化从深次临界到瞬发超临界中子增殖统一公式

A design is given about fast and high detection efficiency fission chamber for prompt neutron decay constant measurements.

介绍了一支用于瞬发中子衰减常数测量的高效率快裂变室的设计方案。

~ ( 252) C_f-source-driven neutron noise analysis method is a way of measuring and analyzing the reactivity of reactor or subcritical reactor, which detects subcritical neutron multiplication factor, prompt neutron decay constant, and so on.

~（252）C f源驱动噪声分析法是一种测量、分析反应堆和次临界系统的快速反应性的方法，可作为临界安全的瞬时检测方法。

Prompt neutron decay constant measurement on zrh_ ( 1.7) zero power reactor from nuclear noise analysis

用核噪声方法测量氢化锆零功率堆的瞬发中子衰减常数

Prompt neutron decay constant a is measured with different loading by Rossi-α method.

利用Rossi－α方法测量不同装载下的瞬发中子衰减常数α，求得装载量与α的数学表达式。

The calculation modle and code are presented at first and then the influence of reactivity insertion rate, reactivity insertion, fuel prompt negative temperature coefficient, heat capacity of the fuel and prompt neutron lifetime on pulse parameters are analysed in the paper.

介绍了铀氢锆反应堆计算模型和程序，分析了反应性引入速率、反应性引入量、燃料瞬发负温度系数、燃料热容和瞬发中子寿命对脉冲参数的影响。