JOURNAL ARTICLE
溴丙烯在800 nm和400 nm飞秒激光强场下的解离电离
Year: 2019 Journal: Huadong Shifan Daxue xuebao. Ziran kexue ban Vol: 2019 (3) Publisher: East China Normal University Press
Abstract
利用自行搭建的飞行时间质谱仪，在800 nm和400nm飞秒激光强场下对溴丙烯分子进行了电离解离过程的探究.通过分析离子产物的产率与激光功率的依赖关系并结合Keldysh因子计算，给出了实验中母体分子的电离机制；理论上，利用量子化学计算软件（Gaussian 09），对分子的化学键柔性力常数、反应通道出现势进行了计算，确认了溴丙烯分子的电离解离通道，发现了非共振多光子吸收导致的多个化学键的同时断裂，解释了母体分子离子电荷布局对反应路径的影响.
Keywords:
Environmental science Materials science Computer science
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