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Tang, T L; Uesaka, T; Kawase, S; Beaumel, D; Dozono, M; Fujii, T; Fukuda, N; Fukunaga, T; Galindo-Uribarri, A; Hwang, S H; Inabe, N; Kameda, D; Kawahara, T; Kim, W; Kisamori, K; Kobayashi, M; Kubo, T; Kubota, Y; Kusaka, K; Lee, C S; Maeda, Y; Matsubara, H; Michimasa, S; Miya, H; Noro, T; Obertelli, A; Ogata, K; Ota, S; Padilla-Rodal, E; Sakaguchi, S; Sakai, H; Sasano, M; Shimoura, S; Stepanyan, S S; Suzuki, H; Takaki, M; Takeda, H; Tokieda, H; Wakasa, T; Wakui, T; Yako, K; Yanagisawa, Y; Yasuda, J; Yokoyama, R; Yoshida, K; Yoshida, K; Zenihiro, J.
Afiliação
  • Tang TL; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Uesaka T; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Kawase S; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Beaumel D; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Dozono M; Institut de physique nucléaire d'Orsay, 91406 Orsay, France.
  • Fujii T; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Fukuda N; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Fukunaga T; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Galindo-Uribarri A; Kyushu University, 6-10-1 Hakozaki, Higashi, Fukuoka 812-8581, Japan.
  • Hwang SH; Oak Ridge National Laboratory, 1 Bethel Valley Rd, Oak Ridge, Tennessee 37831, USA.
  • Inabe N; Kyungpook National University, 80 Daehakro, Bukgu, Daegu 41566, Republic of Korea.
  • Kameda D; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Kawahara T; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Kim W; Toho University, 2-2-1 Miyama, Funabashi-shi, Chiba 274-8510, Japan.
  • Kisamori K; Kyungpook National University, 80 Daehakro, Bukgu, Daegu 41566, Republic of Korea.
  • Kobayashi M; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Kubo T; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Kubota Y; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Kusaka K; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Lee CS; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Maeda Y; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Matsubara H; University of Miyazaki, 1-1 Gakuen Kibanadai-nishi, Miyazaki 889-2192, Japan.
  • Michimasa S; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Miya H; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Noro T; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Obertelli A; Kyushu University, 6-10-1 Hakozaki, Higashi, Fukuoka 812-8581, Japan.
  • Ogata K; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Ota S; IRFU, CEA, Université Paris-Saclay, 91191 Gif-sur-Yvette, France.
  • Padilla-Rodal E; RCNP, Osaka University, 10-1 Mihogaoka, Ibaraki, Osaka 567-0047, Japan.
  • Sakaguchi S; Department of Physics, Osaka City University, Osaka 558-8585, Japan.
  • Sakai H; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Sasano M; Universidad Nacional Autónoma de México, Instituto de Ciencias Nucleares, AP 70-543, México City 04510, DF, México.
  • Shimoura S; Kyushu University, 6-10-1 Hakozaki, Higashi, Fukuoka 812-8581, Japan.
  • Stepanyan SS; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Suzuki H; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Takaki M; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Takeda H; Kyungpook National University, 80 Daehakro, Bukgu, Daegu 41566, Republic of Korea.
  • Tokieda H; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Wakasa T; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Wakui T; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Yako K; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Yanagisawa Y; Kyushu University, 6-10-1 Hakozaki, Higashi, Fukuoka 812-8581, Japan.
  • Yasuda J; CYRIC, Tohoku University, 6-3 Aoba, Aramaki, Aoba-ku, Sendai, Miyagi 980-8578, Japan.
  • Yokoyama R; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
  • Yoshida K; RIKEN Nishina Center, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan.
  • Yoshida K; Kyushu University, 6-10-1 Hakozaki, Higashi, Fukuoka 812-8581, Japan.
  • Zenihiro J; Center for Nuclear Study, University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan.
Phys Rev Lett ; 124(21): 212502, 2020 May 29.
Article em En | MEDLINE | ID: mdl-32530645
ABSTRACT
The structure of a neutron-rich ^{25}F nucleus is investigated by a quasifree (p,2p) knockout reaction at 270A MeV in inverse kinematics. The sum of spectroscopic factors of π0d_{5/2} orbital is found to be 1.0±0.3. However, the spectroscopic factor with residual ^{24}O nucleus being in the ground state is found to be only 0.36±0.13, while those in the excited state is 0.65±0.25. The result shows that the ^{24}O core of ^{25}F nucleus significantly differs from a free ^{24}O nucleus, and the core consists of ∼35% ^{24}O_{g.s.}. and ∼65% excited ^{24}O. The result may infer that the addition of the 0d_{5/2} proton considerably changes neutron structure in ^{25}F from that in ^{24}O, which could be a possible mechanism responsible for the oxygen dripline anomaly.

Texto completo: 1 Bases de dados: MEDLINE Idioma: En Revista: Phys Rev Lett Ano de publicação: 2020 Tipo de documento: Article País de afiliação: Japão

Texto completo: 1 Bases de dados: MEDLINE Idioma: En Revista: Phys Rev Lett Ano de publicação: 2020 Tipo de documento: Article País de afiliação: Japão