圆偏振飞秒激光泵浦氮气产生的无谐振腔激光效应在远程光学遥感方面具有非常重要的应用前景.然而，空气中氧气分子的存在显著地淬灭......

A nitro group is a common fluorescence quencher,but its quenching efficiency can be easily affected by the surrounding e......