The collisional quenching rate constants of CH(A, V’=0) by Ar and CHBr3 and CH(A, B, V’= 0) by NO molecule were measured by means of laser photolysis of CHBr3 molecule at 266 nm generating CH(A, B) radicals and moni...The collisional quenching rate constants of CH(A, V’=0) by Ar and CHBr3 and CH(A, B, V’= 0) by NO molecule were measured by means of laser photolysis of CHBr3 molecule at 266 nm generating CH(A, B) radicals and monitoring the time-resolved signal of ethession CH(A, B→X). The dependence of quenching rate constant of CH(A, V’=0) by CHBr3 on rotational state of CH(A) is presented. It is found that the quenching rate decreases with increasing rotational quantum number of CH(A).展开更多
The article presents mainly the study of the changes of rotational angular momentum, electronic spin and nuclear spin in the collision of NH 2() with molecules and the channels of producing the excited NO in the colli...The article presents mainly the study of the changes of rotational angular momentum, electronic spin and nuclear spin in the collision of NH 2() with molecules and the channels of producing the excited NO in the collision of CO(a 3∏) with NO. The mechanism on the E-E energy transfer between rare gas metastable atoms and molecules is also discussed. In addition, the quantum state change in the excited molecules is also considered in the collision with or without intramolecular perturbation.展开更多
文摘The collisional quenching rate constants of CH(A, V’=0) by Ar and CHBr3 and CH(A, B, V’= 0) by NO molecule were measured by means of laser photolysis of CHBr3 molecule at 266 nm generating CH(A, B) radicals and monitoring the time-resolved signal of ethession CH(A, B→X). The dependence of quenching rate constant of CH(A, V’=0) by CHBr3 on rotational state of CH(A) is presented. It is found that the quenching rate decreases with increasing rotational quantum number of CH(A).
文摘The article presents mainly the study of the changes of rotational angular momentum, electronic spin and nuclear spin in the collision of NH 2() with molecules and the channels of producing the excited NO in the collision of CO(a 3∏) with NO. The mechanism on the E-E energy transfer between rare gas metastable atoms and molecules is also discussed. In addition, the quantum state change in the excited molecules is also considered in the collision with or without intramolecular perturbation.
