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Pronounced Shape Change Induced by Quasiparticle Alignment

Algora, A. ; de Angelis, G. ; Brandolini, F. ; Wyss, R. ; Gadea, A. ; Farnea, E. ; Gelletly, W. ; Lunardi, S. ; Bazzacco, D. and Fahlander, Claes LU , et al. (2000) In Physical Review C (Nuclear Physics) 61(3).
Abstract
Mean lifetimes of high-spin states of Kr-74 have been determined using the Doppler-shift attenuation method. The high-spin states were studied using the Ca-40(Ca-40, alpha 2p) reaction at a beam energy of 160 MeV with the GASP gamma-ray spectrometer. The ground-state band and negative parity side band show the presence of three different configurations in terms of transitional quadrupole deformations. A dramatic shape change was found along the ground-state band after the S-band crossing. The deduced quadrupole deformation changes are well reproduced by cranked Woods-Saxon Strutinsky calculations.
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organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Physical Review C (Nuclear Physics)
volume
61
issue
3
article number
031303(R)
publisher
American Physical Society
external identifiers
  • scopus:12944281107
ISSN
0556-2813
DOI
10.1103/PhysRevC.61.031303
language
English
LU publication?
yes
additional info
3
id
c3351e96-71e3-49e2-8a69-d21529e45628 (old id 3963261)
alternative location
http://prc.aps.org/abstract/PRC/v61/i3/e031303
date added to LUP
2016-04-01 16:44:51
date last changed
2022-01-28 21:50:29
@article{c3351e96-71e3-49e2-8a69-d21529e45628,
  abstract     = {{Mean lifetimes of high-spin states of Kr-74 have been determined using the Doppler-shift attenuation method. The high-spin states were studied using the Ca-40(Ca-40, alpha 2p) reaction at a beam energy of 160 MeV with the GASP gamma-ray spectrometer. The ground-state band and negative parity side band show the presence of three different configurations in terms of transitional quadrupole deformations. A dramatic shape change was found along the ground-state band after the S-band crossing. The deduced quadrupole deformation changes are well reproduced by cranked Woods-Saxon Strutinsky calculations.}},
  author       = {{Algora, A. and de Angelis, G. and Brandolini, F. and Wyss, R. and Gadea, A. and Farnea, E. and Gelletly, W. and Lunardi, S. and Bazzacco, D. and Fahlander, Claes and Aprahamian, A. and Becker, F. and Bizzeti, P. G. and Bizzeti-Sona, A. and de Acuna, D. and De Poli, M. and Eberth, J. and Foltescu, D. and Lenzi, S. M. and Martinez, T. and Napoli, D. R. and Pavan, P. and Petrache, C. M. and Alvarez, C. R. and Rudolph, Dirk and Rubio, B. and Skoda, S. and Spolaore, P. and Menegazzo, R. and Thomas, H. G. and Ur, C. A.}},
  issn         = {{0556-2813}},
  language     = {{eng}},
  number       = {{3}},
  publisher    = {{American Physical Society}},
  series       = {{Physical Review C (Nuclear Physics)}},
  title        = {{Pronounced Shape Change Induced by Quasiparticle Alignment}},
  url          = {{http://dx.doi.org/10.1103/PhysRevC.61.031303}},
  doi          = {{10.1103/PhysRevC.61.031303}},
  volume       = {{61}},
  year         = {{2000}},
}