fission reaction

The results was compared with the ones of 231U the fission reaction - rates .

测量结果与238U裂变反应率测量结果进行了比较。

Measurement and Calculation of ~ ( 238 ) U Fission Reaction Rates Induced by Neutrons Reflected by Carbon Material

碳材料反射中子的~（238）U裂变反应率测量和计算

A study of proton fission reaction cross sections of the target materials used in ADS with system theory

用系统学研究ADS靶材料的质子反应裂变截面

These radioactive elements are by-products of the fission reaction that generates power in the nuclear plants .

这些放射性元素为核电站裂变发电时的副产品。

In different experiment systems , absolute fission reaction rates , derived from reflection neutrons , at different positions of the surface of an iron spherical shell were measured .

在不同实验系统上，测量了铁球壳表面不同位置上中子引起的绝对裂变反应率分布。

Considering the inversion of the source term for neutron transport in such as fission reaction , the numerical solution of the effective multiplication factor related to k-eigenvalue problem is investigated .

对于包括裂变反应在内的中子输运源项反演问题，研究关于源项有效倍增因子的k-特征值问题的求解。

The intermediate metabolite determined by GC-MC is phenol , which suggests that the chlorine ion can be eliminated prior to the ring fission reaction in the 4-chlorophenol degradation pathway .

通过GC-MS测定4-氯酚降解的中间产物为苯酚，说明采用本次实验PH1菌种降解4-氯酚时是先脱氯形成苯酚后开环。

Based on the study of proton fission reaction cross sections of the target material used in the ADS ( accelerator driven clean nuclear power system ) with system theory , the result can offer the basic parameters of proton induced fission cross sections for nuclear design .

用系统学公式研究ADS靶材料的质子反应裂变截面，旨在为核设计提供依据。

Controlled nuclear fission chain reaction

受控核裂变链式反应

To explore the performances of a prompt fission or fusion reaction , sophisticated diagnostic techniques and equipments have been developed and established in China .

文章介绍了我国发展的瞬态核裂变、核聚变反应过程释放的脉冲中子、伽马混合辐射场探测系统和测量技术。

Fission Time of the Reaction of 10.6MeV/u 84 Kr ( 27 Al , Quasi fission ) in Dynamical Model

用动力学模型计算10.6MeV/u~（84）Kr（~（27）Al，准裂变）反应的裂变时间

During the 30s and 40s of the last century atomic physicists discovered the fission of uranium nuclei bombarded by neutrons and realized the first self-sustaining controlled fission chain reaction , which ushered in the atomic age .

20世纪三四十年代，原子物理学家们发现中子轰击铀原子核的裂变现象并首次实现可控裂变链式反应，把世界带进了原子能时代。

Measurement of Fission Time Scale and Excitation Energy at Scission for 25MeV / u ~ ( 40 ) Ar + ~ ( 209 ) Bi Fission Reaction

25MeV/u~（40）Ar+~（209）Bi裂变反应的断点激发能和裂变时标测量

The fission cross sections in energy regions without experimental data and those of other important nuclear materials have been predicted by making use of the theoretical model such as the liquid drop model and the experimental data of proton fission reaction cross sections of Pb and Bi .

首先在液滴模型、壳修正模型等相关的理论模型的基础上，利用铅、铋这两个重要核材料质子裂变反应截面的实验数据得到了一系列的理论参数。