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Title: Alpha particle transfer reaction [sup 12]C([sup 11]B,[sup 7]Li)[sup 16]O and lack of evidence for a tetrahedral shape of the [sup 16]O nucleus

Journal Article · · Physical Review, C (Nuclear Physics); (United States)
; ; ; ;  [1]; ; ; ; ; ; ;  [2]; ; ;  [3]
  1. Dipartimento di Fisica, Universita di Messina and Istituto Nazionale di Fisica Nucleare, Sezione di Catania, Gruppo collegato di Messina, I-98166 Messina (Italy)
  2. Institute of Physics, Jagellonian University, PL-30059 Cracow (Poland)
  3. Dipartimento di Fisica, Universita di Catania and Istituto Nazionale di Fisica Nucleare, Sezione di Catania, I-95129 Catania (Italy)

Angular distributions of the alpha particle transfer reaction [sup 12]C([sup 11]B,[sup 7]Li)[sup 16]O were measured for 28, 35, 40, 50, 56, 60, and 80 MeV beam energies. Exact finite range distorted-wave Born approximation (DWBA) analysis was performed for eight states of [sup 16]O: ground state, 6.13 MeV (3[sup [minus]]), 6.92 MeV (2[sup +]), 10.36 MeV (4[sup +]), 11.10 MeV (4[sup +]), 14.82 MeV (6[sup +]), 16.28 MeV (6[sup +]), and 20.86 MeV (7[sup [minus]]). Values of spectroscopic factors were extracted. For low lying states they agree well with theoretical shell model predictions. No evidence for tetrahedral deformation of the [sup 16]O ground state was found.

OSTI ID:
7283446
Journal Information:
Physical Review, C (Nuclear Physics); (United States), Vol. 50:1; ISSN 0556-2813
Country of Publication:
United States
Language:
English