Phys. Rev. B 59, 9898 - 9902 (1999)

L2L3V Coster-Kronig decay in nickel: The near-edge region

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S. Iacobucci *
IMAI CNR Area della Ricerca di Roma, Via Salaria km 29.300, 00016 Monterotondo, Italy

M. Sacchi
LURE CNRS-CEA-MESR, Bâtiment 209D, Université Paris-Sud, 91405 Orsay, France

L. Marassi
Dipartimento Fisica, Università di Modena, Via Campi 213/a, 41100 Modena, Italy

V. Marocchi and G. Stefani
Unità INFM Roma3 and Dipartimento Fisica, Università di Roma Tre, Via Vasca Navale 84, 00146 Roma, Italy

Received 17 September 1998

The probability of the L2L3V Coster-Kronig (CK) decay process in Ni following the creation of a 2p1/2 core hole has been measured by photoemission spectroscopy using synchrotron radiation. The branching ratio between CK and L2VV Auger decay has been determined as a function of the photon energy in the proximity of the L2 edge (870–890 eV). It is found to become independent upon the photon energy range already a few eV above threshold. The direct low-energy (about 7 eV) CK emission spectrum has also been observed.


©1999 The American Physical Society

URL: http://link.aps.org/abstract/PRB/v59/p9898
DOI: 10.1103/PhysRevB.59.9898
PACS: 71.20.Be, 71.28.+d, 78.70.Dm, 79.60.-i

* Author to whom correspondence should be addressed.

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