neutron decay

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

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。

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 newest experimental results of weak interaction constants defined in neutron decay and neutron electrical dipole moment are given.

列举了中子衰变弱相互作用常数和中子电偶极矩的最近测量结果。

The measurement result is agree with the design value. The signal-to-noise ratio ( 9 ∶ 1) of the neutron decay constant is similar to the numerical calculation ( 7.5 ∶ 1).

测量结果与系统设计值相符，测量数据的信噪比与理论计算结果相吻合。

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

~ ( 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。

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

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

It is necessary to shield the background neutron during the measurements of neutron decay constant on the zero power assembly.

在零功率堆中子衰变常数（α常数）瞬态测量实验时，必须进行本底中子的屏蔽。

Neutron Decay Constant Test of Boron-doping Polyethylene

含硼聚乙烯材料中子衰减系数的实验测量