Artículo
New states in 18Na and 19Mg observed in the two-proton decay of 19Mg
Autor/es | Mukha, I.
Grigorenko, L. Acosta, Luis González Álvarez, Marcos Aurelio Casarejos, E. Chatillon, A. Woods, P. J. Espino Navas, José Manuel Gómez Camacho, Joaquín José |
Departamento | Universidad de Sevilla. Departamento de Física Atómica, Molecular y Nuclear |
Fecha de publicación | 2012 |
Fecha de depósito | 2017-04-05 |
Publicado en |
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Resumen | Previously unknown states in 18Na and 19Mg have been studied by measuring the trajectories of their decay products with microstrip detectors. Analyzing angular correlations of the fragments provided information on decay ... Previously unknown states in 18Na and 19Mg have been studied by measuring the trajectories of their decay products with microstrip detectors. Analyzing angular correlations of the fragments provided information on decay energies and widths of the parent states. The ground state of 18Na has been detected and its one-proton decay energy of 1.23(15) MeV determined. Four previously unknown states in 19Mg at 2.1, 2.9, 3.6, and 5.2 MeV have been observed. The competition between simultaneous and sequential two-proton emission of states in 19Mg is discussed, and the conclusion of a direct mechanism of 2p radioactivity of the 19Mg ground state is confirmed. |
Agencias financiadoras | Ministerio de Educación y Ciencia (MEC). España Ministerio de Economía y Competitividad (MINECO). España |
Identificador del proyecto | EC-I3
FPA2006-13807-C02-01 info:eu-repo/grantAgreement/MINECO/FPA2009-08848 |
Cita | Mukha, I., Grigorenko, L., Acosta, L., González Álvarez, M.A., Casarejos, E., Chatillon, A.,...,Gómez Camacho, J.J. (2012). New states in 18Na and 19Mg observed in the two-proton decay of 19Mg. Physical Review C - Nuclear Physics, 85 (4), 044325-1-044325-6. |
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