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Phys. Rev. C 70, 044313 (2004) [11 pages]

Kaonic nuclei studied based on a new framework of antisymmetrized molecular dynamics

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Akinobu Doté1, Hisashi Horiuchi2, Yoshinori Akaishi1,3, and Toshimitsu Yamazaki4
1Institute of Particle and Nuclear Studies, KEK, Tsukuba, Ibaraki 305-0801, Japan
2Department of Physics, Kyoto University, Kyoto 606-8502, Japan
3College of Science and Technology, Nihon University, Funabashi 274-8501, Japan
4RI Beam Science Laboratory, RIKEN, Wako, Saitama 351-0198, Japan

Received 9 March 2004; published 20 October 2004

We have developed a new framework of antisymmetrized molecular dynamics (AMD), to adequately treat the I=0 K̅ N interaction, which is essential to study kaonic nuclei. The improved points are 1) pKnK̅ 0 mixing and 2) total spin and isospin projections. These improvements enable us to investigate various kaonic nuclei (ppnK, pppK, pppnK, 6BeK, 9BK, and 11CK) systematically. We have found that they are deeply bound and extremely dense with a variety of shapes.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevC.70.044313
DOI:
10.1103/PhysRevC.70.044313
PACS:
21.80.+a, 13.75.Jz, 21.30.Fe, 21.45.+v