Time-resolved measurement of interatomic Coulombic decay induced by to-photon double excitation of Ne2
The hitherto unexplored two-photon doubly excited states [Ne∗(2p−13s)]2 were experimentally identified using the seeded, fully coherent, intense extreme ultraviolet free-electron laser FERMI. These states undergo ultrafast interatomic Coulombic decay (ICD), which predominantly produces singly ionize...
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| Main Authors: | , , , , |
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| Format: | Article (Journal) |
| Language: | English |
| Published: |
19 January 2017
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| In: |
Physical review letters
Year: 2017, Volume: 118, Issue: 3, Pages: 033202 |
| ISSN: | 1079-7114 |
| DOI: | 10.1103/PhysRevLett.118.033202 |
| Online Access: | Verlag, Volltext: http://dx.doi.org/10.1103/PhysRevLett.118.033202 Verlag, Volltext: https://link.aps.org/doi/10.1103/PhysRevLett.118.033202 |
| Author Notes: | T. Takanashi, N.V. Golubev, C. Callegari, H. Fukuzawa, K. Motomura, D. Iablonskyi, Y. Kumagai, S. Mondal, T. Tachibana, K. Nagaya, T. Nishiyama, K. Matsunami, P. Johnsson, P. Piseri, G. Sansone, A. Dubrouil, M. Reduzzi, P. Carpeggiani, C. Vozzi, M. Devetta, M. Negro, D. Faccialà, F. Calegari, A. Trabattoni, M.C. Castrovilli, Y. Ovcharenko, M. Mudrich, F. Stienkemeier, M. Coreno, M. Alagia, B. Schütte, N. Berrah, O. Plekan, P. Finetti, C. Spezzani, E. Ferrari, E. Allaria, G. Penco, C. Serpico, G. De Ninno, B. Diviacco, S. Di Mitri, L. Giannessi, G. Jabbari, K.C. Prince, L.S. Cederbaum, Ph. V. Demekhin, A.I. Kuleff, and K. Ueda |
| Summary: | The hitherto unexplored two-photon doubly excited states [Ne∗(2p−13s)]2 were experimentally identified using the seeded, fully coherent, intense extreme ultraviolet free-electron laser FERMI. These states undergo ultrafast interatomic Coulombic decay (ICD), which predominantly produces singly ionized dimers. In order to obtain the rate of ICD, the resulting yield of Ne+2 ions was recorded as a function of delay between the extreme ultraviolet pump and UV probe laser pulses. The extracted lifetimes of the long-lived doubly excited states, 390(−130/+450) fs, and of the short-lived ones, less than 150 fs, are in good agreement with ab initio quantum mechanical calculations. |
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| Item Description: | Published 19 January 2017 Gesehen am 03.07.2018 Im Titel ist die Ziffer 2 tiefgestellt |
| Physical Description: | Online Resource |
| ISSN: | 1079-7114 |
| DOI: | 10.1103/PhysRevLett.118.033202 |