Gerst, R-B, Blazhev, A., Warr, N., Wilson, J. N., Lebois, M., Jovancevic, N., Thisse, D., Canavan, R., Rudigier, M., Etasse, D., Adamska, E., Adsley, P., Algora, A., Babo, M., Belvedere, K., Benito, J., Benzoni, G., Boso, A., Bottoni, S., Bunce, M., Chakma, R., Cieplicka-Orynczak, N., Courtin, S., Cortes, M. L., Davies, P., Delafosse, C., Fallot, M., Fornal, B., Fraile, L. M., Gjestvang, D., Gottardo, A., Guadilla, V, Haefner, G., Hauschild, K., Heine, M., Henrich, C., Homm, I, Ibrahim, F., Iskra, L. W., Ivanov, P., Jazrawi, S., Korgul, A., Koseoglou, P., Kroell, T., Kurtukian-Nieto, T., Le Meur, L., Leoni, S., Ljungvall, J., Lopez-Martens, A., Lozeva, R., Matea, I, Miernik, K., Nemer, J., Oberstedt, S., Paulsen, W., Piersa, M., Popovitch, Y., Porzio, C., Qi, L., Ralet, D., Regan, P. H., Reygadas-Tello, D., Rezynkina, K., Sanchez-Tembleque, V, Schmitt, C., Soederstroem, P-A, Suerder, C., Tocabens, G., Vedia, V., Verney, D., Wasilewska, B., Wiederhold, J., Yavachova, M., Zeiser, F. and Ziliani, S. (2020). Prompt and delayed gamma spectroscopy of neutron-rich Kr-94 and observation of a new isomer. Phys. Rev. C, 102 (6). COLLEGE PK: AMER PHYSICAL SOC. ISSN 2469-9993

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Abstract

Prompt and delayed gamma-ray spectroscopy of the neutron-rich Kr-94 was performed, as part of the fission campaign at the ALTO facility of the IPN Orsay, using the fast-neutron-induced fission reaction U-238(n, f) in combination with the nu-Ball array, a novel hybrid gamma spectrometer for energy and lifetime measurements. Several new yrast and nonyrast transitions were observed for the first time, extending the previously known level scheme. Additionally, we report on the observation of a new short-lived isomer at 3444 keV with a half-life of 32(3) ns. The analysis of the Nilsson orbitals obtained from Gogny cranked Hartree-Fock-Bogoliubov calculations suggests a (9(-)) spin and an oblate deformation for this isomer corresponding to a two-quasineutron state, indicating an isomeric structure very similar to that of the neighboring isotones Sr-96 and Se-92.

Item Type: Journal Article
Creators:
CreatorsEmailORCIDORCID Put Code
Gerst, R-BUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Blazhev, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Warr, N.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Wilson, J. N.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Lebois, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Jovancevic, N.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Thisse, D.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Canavan, R.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Rudigier, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Etasse, D.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Adamska, E.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Adsley, P.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Algora, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Babo, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Belvedere, K.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Benito, J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Benzoni, G.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Boso, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Bottoni, S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Bunce, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Chakma, R.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Cieplicka-Orynczak, N.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Courtin, S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Cortes, M. L.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Davies, P.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Delafosse, C.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Fallot, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Fornal, B.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Fraile, L. M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Gjestvang, D.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Gottardo, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Guadilla, VUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Haefner, G.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Hauschild, K.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Heine, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Henrich, C.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Homm, IUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Ibrahim, F.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Iskra, L. W.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Ivanov, P.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Jazrawi, S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Korgul, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Koseoglou, P.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Kroell, T.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Kurtukian-Nieto, T.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Le Meur, L.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Leoni, S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Ljungvall, J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Lopez-Martens, A.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Lozeva, R.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Matea, IUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Miernik, K.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Nemer, J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Oberstedt, S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Paulsen, W.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Piersa, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Popovitch, Y.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Porzio, C.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Qi, L.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Ralet, D.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Regan, P. H.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Reygadas-Tello, D.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Rezynkina, K.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Sanchez-Tembleque, VUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Schmitt, C.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Soederstroem, P-AUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Suerder, C.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Tocabens, G.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Vedia, V.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Verney, D.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Wasilewska, B.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Wiederhold, J.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Yavachova, M.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Zeiser, F.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Ziliani, S.UNSPECIFIEDUNSPECIFIEDUNSPECIFIED
URN: urn:nbn:de:hbz:38-307443
DOI: 10.1103/PhysRevC.102.064323
Journal or Publication Title: Phys. Rev. C
Volume: 102
Number: 6
Date: 2020
Publisher: AMER PHYSICAL SOC
Place of Publication: COLLEGE PK
ISSN: 2469-9993
Language: English
Faculty: Unspecified
Divisions: Unspecified
Subjects: no entry
Uncontrolled Keywords:
KeywordsLanguage
NUCLEAR-DATA SHEETS; DEFORMATION; SR-96,SR-97; ZR-98,ZR-99; DISCOVERY; ONSET; STATEMultiple languages
Physics, NuclearMultiple languages
URI: http://kups.ub.uni-koeln.de/id/eprint/30744

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