1936年N.H.D.玻尔提出核反应机制的复合核模型,把核反应分成两个阶段,第一阶段,入射粒子和靶核强烈相互作用,能量迅速分散给所有核子,使整个核处于激发态,形成复合核,其寿命比入射粒子穿行靶核的时间长得多;第二阶段,核处于激发态的复合核由其自身的寿命、能量、角动量和宇称决定其衰变方式。复合核模型假设复合核形成和衰变是两个没有关联的相互独立的阶段。
当初,在仅有低能核反响的玻尔(Bohr)时期,树立了出名的复合核实际,从此复合核(Compound Nucleus)一词就意味着均衡态核反响统计实际。
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... Hetero Nucleus Complex 异核物 complex nucleus 复合核 vestibular complex nucleus 前庭复合体 ...
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产能燃料相关词汇的中英翻译(8) ... 共振核 nucleus, resonant 复合核;子核 nucleus, resultant 散射核 nucleus, scattering ...
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复合核寿命 life time of compound nucleus
复合核模型 compound nucleus model
复合核过程 compound nuclear process
复合核激发能 excitation energy of compound nucleus
复合核反应 [核] compound nucleus reaction ; complex nuclear reaction model
复合核衰变 compound-nucleus decay
复合核理论 [核] compound nucleus theory
复合核〔坐标〕系统 system compoundnucleus
核孔复合体 [细胞] nuclear pore complex ; NPC ; nuclear complex ; NPCs
所得反应截面包括复合核前的一次过程和多次过程的反应截面以及复合核反应截面。
The reaction cross section obtained includes the part from precompoundsingle and multistep processes and the part from compound reactions.
综合比较了核机器方法与人工神经网络法的预测效果,同时展示了常规核与复合核的性能对比。
Experiment results show that, kernel machine method is better than artificial neural network, and compound kernel functions is better than common single kernel functions.
结果显示,在重核从接触到复合核形成的过程中,颈部自由度和径向自由度可能会同时遇到由于内侧位垒引起的熔合阻止。
It appears that the neck and the radial degrees of freedom might both be hampered by an inner potential barrier on their path between the contact configuration to the compound nucleus.
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