Ultrafast Nonlinear Double Excitations of He in Intense EUV FEL Fields

Autor: Shigemasa E., Morishita T., Liu C.-N., Matsuda A., Hikosaka Y., Fushitani M., Hishikawa A.
Jazyk: angličtina
Rok vydání: 2013
Předmět:
Zdroj: EPJ Web of Conferences, Vol 41, p 02009 (2013)
Druh dokumentu: article
ISSN: 2100-014X
DOI: 10.1051/epjconf/20134102009
Popis: Three-photon double excitation of He in intense EUV FEL fields is studied by the shot-by-shot photoelectron spectroscopy, revealing the enhancement by resonances to the doubly excited states converging to the He+ N=3 level.
Databáze: Directory of Open Access Journals