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Title: Combinedatomic–nuclear decay

Journal Article · · Physics of Atomic Nuclei
 [1]
  1. Academy of Sciences of Ukraine, Institute for Nuclear Research (Ukraine)

We analyzed in details the combined decay of the atomic-nuclear state, which consists of the excited 3/2{sup +} level of {sub 63}{sup 153}Eu and K hole, formed in the K capture by {sup 153}Gd. This decay proceeds in two stages. First, the nucleus transfers its energy to 2p electron, which flies into the continuum spectrum, and then returns into 1s hole, emitting γ quantum with the energy equal to the sum of energies of the nuclear and atomic transitions. We estimated the decay probability to be 2.2 × 10{sup −13}, that is much less than the recent experimental findings.

OSTI ID:
22612667
Journal Information:
Physics of Atomic Nuclei, Vol. 79, Issue 3; Other Information: Copyright (c) 2016 Pleiades Publishing, Ltd.; Country of input: International Atomic Energy Agency (IAEA); ISSN 1063-7788
Country of Publication:
United States
Language:
English

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