fast neutrons

In most reactors , there is a significant flux of fast neutrons .

在大部分反应堆中都有一定强度的快中子流。

Study on Hidden Explosive Detection by Pulse Fast Neutrons

脉冲快中子探测隐藏爆炸物的研究

The Differential Cross Section of Elastic Scattering of Fast Neutrons on Li

快中子在Li核上的弹性散射微分截面

The Determination of Average Energy of the Fast Neutrons by Using Silicon Semiconductor Detectors

用硅半导体探测器测量快中子平均能量的方法

A revised formula of reduced sputtering yields induced by fast neutrons

一个修正的快中子约化溅射产额公式

Elastic scattering differential cross sections of fast neutrons by Ni

Ni的快中子弹性散射微分截面

Elastic scattering of fast neutrons from fe , Cu and Pb

铁、铜和铅的快中子弹性散射截面

Monte Carlo Simulation of Fast Neutrons Shielded by Natural Iron

天然铁屏蔽快中子的MonteCarlo模拟研究

Fast neutrons are also captured by nitrogen .

快中子也可以被氮吸收。

The effect of low dose fast neutrons irradiation on the growth of Tilapia nilotica

低剂量快中子辐照促进尼罗罗非鱼生长效应

Measurement of small-angle elastic scattering of fast neutrons from Zr and Nb nuclei

快中子在Zr对Nb核上的小角弹性散射角分布测量

Nuclear fissions are caused by fast neutrons because little or no moderator is used .

由于少用或没用缓和剂而由快速中子引起的裂变反应。

Another important kind of interferences in reactor NAA is due to threshold reaction induced by reactor fast neutrons .

堆中子活化分析中的另一重要干扰是堆快中子引起的阈反应干扰。

Positron annihilation study of voids in α - Al_2O_3 irradiated by high fluence fast neutrons

高注量快中子辐照在α-Al2O3中产生空洞的正电子湮没研究

Acute immediate response of pig skin to fractionated fast neutrons 35 MeV p-be irradiation

35MevP→Be快中子分次照射的猪皮肤早期反应

Such fast neutrons have little chance of being captured by the fissible uranium .

这种快速运动的中子被可裂变的铀捕获的机会很少。

Effect of 14 MeV fast neutrons and ~ ( 60 ) co γ - rays on the DNA synthesis of human white blood cells

14MeV快中子和~（60）Coγ线对人血细胞脱氧核糖核酸（DNA）合成的影响

The researchers used fast neutrons to irradiate mouse embryos between the blastocyst stage and the beginning of somite formation .

研究人员用快中子照射在胚泡期和体节形成开始之间的小鼠胚胎。

Using the Modified Transport Approximation Equation and Its Matched Neutron Group Constants to Calculate the Tritium Production Rate of Fast Neutrons in LID Spheres

利用改进迁移近似方程和与之配套的多群常数计算快中子在氘化锂球中的产氚率

The sputtering performance of materials induced by fast neutrons is of vital importance to the selection of the materials for fission and fusion reactors .

材料的快中子溅射性能直接关系到裂变和聚变反应堆材料的选择。

So if we start up here , fast neutrons produced by fission , by thermal fission and then you add the total number of fast neutrons produced .

如果我们在这开始，生产的快速中子，通过裂变，通过热能裂变，你加入生产的快速，中子的全部数量。

Heavy water is used as a moderator in nuclear power plants , slowing down the fast neutrons so that they can react with the fuel in the reactor .

重水可用作核电厂的减速剂，减缓快速运动的中子以使它们能和反应炉的燃料一起反应。

The Study on the Relativity and Regression between the Harm in Spring Wheat M_1 Generation Resulted from the Radiation of Fast Neutrons and the Mutation in M_2 Generation

快中子辐照春小麦M1代损伤与M2代突变相关和回归的研究

This paper reports two large area BGO scintillator detectors that were successfully used to study the Giant Dipole Resonance ( GDR ) of hot nuclei . Time of flight was used to separate γ rays from fast neutrons .

报道了大面积BGO闪烁探测器用于132MeV16O+197Au反应中形成的热核巨共振研究，利用飞行时间法鉴别中子、γ。

Human blood was exposed to 14-MeV fast neutrons and ~ ( 60 ) Co γ - rays in vitro , after which the blood was cultured . ~ 3H-TdR incorporation was followed in order to reflect DNA synthesis .

应用人血在体外接受14MeV快中子和~（60）Coγ线照射后进行培养，以~3氢-胸腺嘧啶核苷（~8H-TdR）作参入实验以反映DNA合成。

The result shows that use the high density polyethylene as slowing material and create a cylinder round the proportional counting tube that is placed in the focal plane have an ideal detection efficiency for both the fast and slow neutrons .

研究结果表明：用高密度聚乙烯作为慢化材料，做成圆筒形套在正比计数管上，把计数管放置在焦面上，对快慢中子都具有较理想的探测效率。