By using classical ensemble method,we investigate the double ionization of C_(3)H_(6) molecule with different structures(propene and cyclopropane)in intense laser fields.The numerical results show that the non-sequent...By using classical ensemble method,we investigate the double ionization of C_(3)H_(6) molecule with different structures(propene and cyclopropane)in intense laser fields.The numerical results show that the non-sequential double ionization occurs in propene molecule rather than cyclopropane molecule in 1200 nm laser field.To further explain this interesting phenomenon,the momentum distribution of double ionized electrons is presented and the result presents the"finger-like"structure at about 30 TW/cm^(2) of propene molecule,and this structure is more obvious than that in cyclopropane molecule.The above phenomena are also demonstrated by analysing the energy distributions of double-ionized electrons versus time.Moreover,we also investigated the angular distribution at the end of pulse,which is different between propene and cyclopropane.展开更多
基金Project supported by the National Natural Science Foundation of China(Grant Nos.11574117,61575077,and 11271158)
文摘By using classical ensemble method,we investigate the double ionization of C_(3)H_(6) molecule with different structures(propene and cyclopropane)in intense laser fields.The numerical results show that the non-sequential double ionization occurs in propene molecule rather than cyclopropane molecule in 1200 nm laser field.To further explain this interesting phenomenon,the momentum distribution of double ionized electrons is presented and the result presents the"finger-like"structure at about 30 TW/cm^(2) of propene molecule,and this structure is more obvious than that in cyclopropane molecule.The above phenomena are also demonstrated by analysing the energy distributions of double-ionized electrons versus time.Moreover,we also investigated the angular distribution at the end of pulse,which is different between propene and cyclopropane.
