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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
physics and astronomy
Direct observation of two protons in the decay of Zn54
Physical Review Letters, Volume 107, No. 10, Article 102502, Year 2011
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Description
The two protons emitted in the decay of Zn54 have been individually observed for the first time in a time projection chamber. The total decay energy and the half-life measured in this work agree with the results obtained in a previous experiment. Angular and energy correlations between the two protons are determined and compared to theoretical distributions of a three-body model. Within the shell model framework, the relative decay probabilities show a strong contribution of the p2 configuration for the two-proton emission. After Fe45, the present result on Zn54 constitutes only the second case of a direct observation of the ground state two-proton decay of a long-lived isotope. © 2011 American Physical Society.
Authors & Co-Authors
Ascher, Pauline
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Audirac, L.
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Adimi, N.
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Algeria, Algiers
Université Des Sciences et de la Technologie Houari Boumediene
Blank, Bertram B.
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Borcea, Catalin
Romania, Magurele
Horia Hulubei National Institute for R&d in Physics and Nuclear Engineering
Brown, B. Alex
United States, East Lansing
Michigan State University
Companis, I.
Romania, Magurele
Horia Hulubei National Institute for R&d in Physics and Nuclear Engineering
Delalee, F.
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Demonchy, C. E.
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
de Oliveira-Santos, François D.
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Giovinazzo, Jerome
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Grèvy, Stéphane
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Grigorenko, Leonid V.
Russian Federation, Dubna
Joint Institute for Nuclear Research, Dubna
Kurtukian-Nieto, Teresa
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Leblanc, S.
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Pedroza, J. L.
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Perrot, Luc
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Pibernat, J.
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Serani, L.
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Srivastava, Praveen Chandra
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
India, Allahabad
University of Allahabad
Thomas, J. C.
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Statistics
Citations: 40
Authors: 21
Affiliations: 7
Identifiers
Doi:
10.1103/PhysRevLett.107.102502
ISSN:
00319007
e-ISSN:
10797114
Research Areas
Environmental
Study Approach
Quantitative