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First Identification of Excited States in 84-86Nb

Gross, C. J. ; Lieb, K. P. ; Rudolph, Dirk LU orcid ; Bentley, M. A. ; Gelletly, W. ; Price, H. G. ; Simpson, J. ; Blumenthal, D. J. ; Ennis, P. J. and Lister, C. J. , et al. (1991) In Nuclear Physics, Section A 535(1). p.203-220
Abstract
We report on the observation of excited states in the niobium isotope with masses 84, 85 and 86. These nuclei lie in the shape transition region known to occur in nuclei with 35 less-than-or-equal-to Z less-than-or-equal-to 40 and N = 45. Unambiguous identification was achieved by detecting gamma-rays in coincidence with mass-separated recoils produced in heavy-ion fusion reactions. Rotational bands were observed in 84Nb and 85Nb which show decoupling schemes similar to those in the neighbouring nuclei. A rotational model was used to interpret these bands and the quasiparticle configurations involved. Two sequences of transitions were observed in 86Nb, at least one of which appears to be a rotational band.
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organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Nuclear Physics, Section A
volume
535
issue
1
pages
203 - 220
publisher
Elsevier
external identifiers
  • scopus:0001388137
ISSN
0375-9474
DOI
10.1016/0375-9474(91)90523-9
language
English
LU publication?
no
additional info
1
id
eab20a54-f1f1-4911-b461-437ef4fa82f8 (old id 3963727)
alternative location
http://www.sciencedirect.com/science/article/pii/0375947491905239
date added to LUP
2016-04-01 15:37:43
date last changed
2021-09-12 05:18:51
@article{eab20a54-f1f1-4911-b461-437ef4fa82f8,
  abstract     = {{We report on the observation of excited states in the niobium isotope with masses 84, 85 and 86. These nuclei lie in the shape transition region known to occur in nuclei with 35 less-than-or-equal-to Z less-than-or-equal-to 40 and N = 45. Unambiguous identification was achieved by detecting gamma-rays in coincidence with mass-separated recoils produced in heavy-ion fusion reactions. Rotational bands were observed in 84Nb and 85Nb which show decoupling schemes similar to those in the neighbouring nuclei. A rotational model was used to interpret these bands and the quasiparticle configurations involved. Two sequences of transitions were observed in 86Nb, at least one of which appears to be a rotational band.}},
  author       = {{Gross, C. J. and Lieb, K. P. and Rudolph, Dirk and Bentley, M. A. and Gelletly, W. and Price, H. G. and Simpson, J. and Blumenthal, D. J. and Ennis, P. J. and Lister, C. J. and Winter, C. and Durell, J. L. and Varley, B. J. and Skeppstedt, O. and Rastikerdar, S.}},
  issn         = {{0375-9474}},
  language     = {{eng}},
  number       = {{1}},
  pages        = {{203--220}},
  publisher    = {{Elsevier}},
  series       = {{Nuclear Physics, Section A}},
  title        = {{First Identification of Excited States in 84-86Nb}},
  url          = {{http://dx.doi.org/10.1016/0375-9474(91)90523-9}},
  doi          = {{10.1016/0375-9474(91)90523-9}},
  volume       = {{535}},
  year         = {{1991}},
}