New findings on structure and production of 10He from 11Li with the (d, 3He) reaction (vol 92, 041302, 2015)

被引:0
作者
Matta, A. [1 ]
Beaumel, D. [1 ]
Otsu, H. [1 ]
Lapoux, V. [1 ]
Timofeyuk, N. K. [1 ]
Aoi, N. [1 ]
Assie, M. [1 ]
Baba, H. [1 ]
Boissinot, S. [1 ]
Chen, R. J. [1 ]
Delaunay, F. [1 ]
de Sereville, N. [1 ]
Franchoo, S. [1 ]
Gangnant, P. [1 ]
Gibelin, J. [1 ]
Hammache, F. [1 ]
Houarner, Ch. [1 ]
Imai, N. [1 ]
Kobayashi, N. [1 ]
Kubo, T. [1 ]
Kondo, Y. [1 ]
Kawada, Y. [1 ]
Khiem, L. H. [1 ]
Kurata-Nishimura, M. [1 ]
Kuzmin, E. A. [1 ]
Lee, J. [1 ]
Libin, J. F. [1 ]
Motobayashi, T. [1 ]
Nakamura, T. [1 ]
Nalpas, L. [1 ]
Nikolskii, E. Yu. [1 ]
Obertelli, A. [1 ]
Pollacco, E. C. [1 ]
Rindel, E. [1 ]
Rosier, Ph. [1 ]
Saillant, F. [1 ]
Sako, T. [1 ]
Sakurai, H. [1 ]
Sanchez-Benitez, A. M. [1 ]
Scarpaci, J-A. [1 ]
Stefan, I. [1 ]
Suzuki, D. [1 ]
Takahashi, K. [1 ]
Takechi, M. [1 ]
Takeuchi, S. [1 ]
Wang, H. [1 ]
Wolski, R. [1 ]
Yoneda, K. [1 ]
机构
[1] Univ Paris 11, Univ Paris Saclay, CNRS IN2P3, Inst Phys Nucl, F-91406 Orsay, France
来源
PHYSICAL REVIEW C | 2015年 / 92卷 / 04期
关键词
D O I
10.1103/PhysRevC.92.049903
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
We present the first missing mass spectrum of the unbound nucleus He-10, measured at RIKEN using the Li-11(d,He-3) reaction at 50A MeV. He-10 is believed to be a three-body He-8+n+n resonance beyond the limit of nuclear binding. Our observation of a new decay branch, He-6 + 4n, and of a puzzling reduction of the Li-11(d,He-3)He-10 cross section challenges this view. Moreover, our experiment shows a new trend in the evolution of the proton spectroscopic strength in Li isotopes deduced from the comparison of the (d,He-3) cross sections on Li-7,Li-8,Li-9,Li-11 with theoretical predictions. We discuss new questions about physics beyond the limits of nuclear existence raised by these findings.
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Matta A, 2015, PHYS REV C, V92, DOI 10.1103/PhysRevC.92.041302