Identification of excited states in Te55 52107

W. Zhang, B. Cederwall, C. Qi, A. Ertoprak, Aktas, X. Liu, K. Andgren, K. Auranen, T. Bäck, L. Barber, G. Beeton, D. M. Cullen, I. G. Darby, M. R. Dimmock, S. Eeckhaudt, E. Ganioǧlu, M. Górska, T. Grahn, P. T. Greenlees, B. HadiniaE. Ideguchi, A. Illana, P. M. Jones, D. T. Joss, R. Julin, S. Juutinen, J. M. Keatings, A. Khaplanov, F. Kulali, M. Leino, M. Luoma, B. Lv, B. S. Nara Singh, L. Nelson, M. Niikura, M. Nyman, J. Ojala, R. D. Page, J. Pakarinen, E. S. Paul, C. Petrache, M. Petri, P. Rahkila, P. Ruotsalainen, M. Sandzelius, J. Sarén, C. Scholey, J. F. Smith, J. Sorri, H. Tann, G. Zimba, J. Uusitalo, R. Wadsworth, R. Wyss

Research output: Contribution to journalArticlepeer-review

Abstract

Excited states in the extremely neutron-deficient nucleus Te107 have been identified from two separate experiments using the recoil-decay tagging technique. Two connected structures were observed on the basis of γγ-coincidence relations and tentatively assigned as built on the mixed-parentage νg7/2d5/2 and νh11/2 intruder configurations. The observed structures were compared with large-scale shell-model calculations and total Routhian surface calculations. Collective behavior was discovered to persist in the νh11/2 band of Te107 which highlights the shape-polarizing effect of a single valence neutron occupying the h11/2 intruder orbit as the N=50 shell closure is approached.

Original languageEnglish
Article numberA156
JournalPhysical Review C
Volume104
Issue number6
DOIs
StatePublished - Dec 2021
Externally publishedYes

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© 2021 authors. Published by the American Physical Society. Published by the American Physical Society under the terms of the "https://creativecommons.org/licenses/by/4.0/"Creative Commons Attribution 4.0 International license. Further distribution of this work must maintain attribution to the author(s) and the published article's title, journal citation, and DOI. Funded by "https://www.kb.se/samverkan-och-utveckling/oppen-tillgang-och-bibsamkonsortiet/bibsamkonsortiet.html"Bibsam.

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