质子入射能量E_p≤100MeV的(p,n)反应激发函数半经验计算方法

Systematics of Excitation Function for (p,n) Reaction in Energy Region up to 1 00 MeV

摘要: 基于核反应的蒸发模型和预平衡激子模型,在靶核质量数为30≤A≤140、质子入射能量Ep≤100MeV范围内,对上述模型理论进行了简化,得到了计算(p,n)反应的激发函数的半经验公式。计算结果与已有实验数据的核素符合很好,同时得到了有关参数的系统学公式。

Abstract: A semiempirical method based on the evaporation a nd exciton models are developed to calculate the cross sections of the (p,n) rea ction, for incident proton energy Ep≤100 MeV in the mass region 30≤A ≤140. The calculated results are in good agreement with the available measured data.