1) rotational excited level
转动激发能级
3) excitation energy level
激发能级
1.
The low excitation energy levels, resonance strength and its contribution to the resonance crosses section are also discussed.
讨论了目前16O(α ,γ) 2 0 Ne反应的实验研究工作 ,并对2 0 Na β+—→2 0 N →16O +α的β+ 缓发衰变α能谱的相对强度值同文献进行了比较 ,讨论了低能激发能级、共振强度及其对共振截面的贡献、S因子的理论研究 。
2.
Result shows that in addition to nine high excitation energy levels with E d≥2.
688MeV的 9条较高激发能级的衰变α粒子外 ,实验中还观察到衰变能量Ed 为 0 。
4) rotational excitation
转动激发
1.
Elastic and rotational excitation scattering cross sections and differential scattering cross sections of He-H_2 collision has been calculated by close-coupling approximation method using two forms of Tang-Toennies potential model and discussed in detail at relative kinetic energy of 0.
使用Tang-Toenn ies势模型的两种形式通过密耦近似方法计算了惰性气体He与H2碰撞的弹性和转动激发散射截面及微分散射截面,原子入射能量分别为0。
2.
A semiclassical approach is applied to calculating the state-to-state cross sections of rotational excitation of ammonia molecule scattering with argon atom.
体系的自由度用经典的作用量———角变量来描述，利用修正的ａｂｉｎｉｔｉｏ势在两种不同的能量条件下计算了ＮＨ３—Ａｒ散射体系转动激发的态－态跃迁的积分散射截面。
3.
State state rotational excitation cross sections have been calculated for collision between helium atom and nitrogen molecule at collision energy of 70.
计算了氦原子和氮分子的态 -态转动激发截面 (E =70 。
5) rotational-excitation
转动激发
1.
State-state rotational-excitation cross sections,total different scattering cross sections and total partial wave scattering cross sections are calculated for He-HF system by employing the accepted exact close-coupling approximation method at collision energy of 100,150,200 and 250 meV cases,respectively.
运用密耦近似方法计算了能量在100meV下He原子和基态HF分子碰撞的态-态转动激发截面和碰撞能量分别在100meV,150meV,200meV,250meV下的总微分截面和总分波截面;总结了该碰撞体系散射截面的变化规律。
2.
State-state rotational-excitation cross sections,the total differential scattering cross sections and the total partial wave scattering cross sections are calculated for He-HBr system by employing the accepted exact close-coupling approximation method at collision energy of 100,150 and 200 meV cases,respectively.
作者运用密耦近似方法,计算了能量在100meV下He原子和基态HBr分子碰撞的态-态转动激发截面和碰撞能量分别在100meV,150 meV,200 meV下的总微分截面和总分波截面;总结了该碰撞体系散射截面的变化规律。
6) rotational level
转动能级
1.
The analytical equation of rotational level of molecule H\-2O\+ x(x =16,17,18) is devived at bending vibration state from the Schrdinger equation,and at the same time the isotopic shift of rotational level of its ground state and excitation state are studied.
从Schr dinger方程出发 ,导出H2 Ox(x=16,17,18)分子在弯曲振动态 (0v2 0 )下转动能级的解析表达式 ,并对其基态 (0 0 0 )和激发态 (0v2 0 )转动能级的同位素位移进行研
补充资料：反应物振动激发效应
分子式：
CAS号：
性质：振动激发的反应物能促进反应。如v为反应物振动能级，下列反应的k(v=1)/k(v=0)的比值分别为：H+F2(v)→HF+H，约1；O+HCl(v) →OH+Cl，约150～800；D+H2(v)→HD+H，约3000；Sr+HF(v)→SrH+H，约104。也有的反应有早势垒的势能面，振动激发反而不利于反应的发生，说明有的反应存在振动阈值现象。当反应体系的振动激发能正好超过势垒εb时，反应速率开始急剧增大。这些均属反应物振动激发效应。
CAS号：
性质：振动激发的反应物能促进反应。如v为反应物振动能级，下列反应的k(v=1)/k(v=0)的比值分别为：H+F2(v)→HF+H，约1；O+HCl(v) →OH+Cl，约150～800；D+H2(v)→HD+H，约3000；Sr+HF(v)→SrH+H，约104。也有的反应有早势垒的势能面，振动激发反而不利于反应的发生，说明有的反应存在振动阈值现象。当反应体系的振动激发能正好超过势垒εb时，反应速率开始急剧增大。这些均属反应物振动激发效应。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条