The methods to calculate the energy spectra of all kinds of emitting light particles and recoil nuclei for multilevel particle emission in medium energy region(≤250?MeV), comparison of the efficiency between this method and the traditional one and two calculated examples are given.
给出了在中能区(≤250MeV)多次粒子发射过程中计算各种出射轻粒子及各种反冲核之能谱的方法,指出它的计算效率远高于(两个数量级以上)传统方法,并给出了两个算例。
The semiemprical formula of electron scattering from poly-atomic molecules for total cross sections at intermediate and high energy;
计算中高能区电子与多原子分子散射总截面的经验公式
[Objective]To discuss the significance and roles of area of energy concentration of consonant in phonogram by observing the consonant formants of /x/,/q/ and /j/ and the relationship between the consonants and vowels followed.
【目的】通过观察辅音/x/、/q/、/j/的能量集中区特征及其与其后跟随元音共振峰的关系,探讨辅音能量集中区在语谱分析中的意义和作用。