deexcite
v. 使退激发:使原子或分子从激发态回到基态,通常伴随着能量的释放。
例句
As metastable atoms deexcite, the vapor velocity and temperature increase, the peak value of the velocity distribution function shifts rightward, and the half width increases.
亚稳态原子消激发,使蒸气宏观速度增加,温度增加,所以使速度分布函数峰值右移,半宽度增加。