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  Müller, A.; Lindroth, E.; Bari, S.; Borovik, A.; Hillenbrand, P.; Holste, K.; Indelicato, P.; Kilcoyne, A.; Klumpp, S.; Martins, M.; Viefhaus, J.; Wilhelm, P.; Schippers, S.: Photoionization of metastable heliumlike C⁴⁺ (1s2s ³S₁) ions: Precision study of intermediate doubly excited states. Physical Review A 98 (2018), p. 033416/1-16

10.1103/PhysRevA.98.033416
Open Access Version (externer Anbieter)