DAI Lian-Rong1, ZHANG Dan 2,3, LI Chun-Ran1, TONG Lei1
1Department of Physics, Liaoning Normal University, Dalian 116029
2Institute of High Energy Physics, Beijing 100049
3Graduate School of the Chinese Academy of Sciences, Beijing 100049
Structures of NΩ and △Ω Dibaryons
DAI Lian-Rong1;ZHANG Dan 2,3;LI Chun-Ran1;TONG Lei1
1Department of Physics, Liaoning Normal University, Dalian 116029
2Institute of High Energy Physics, Beijing 100049
3Graduate School of the Chinese Academy of Sciences, Beijing 100049
摘要We study the structures of NΩ and △Ω systems in the extended chiral SU(3) quark model by solving a resonating group method equation. The results show that both systems are weakly bound states and changed into unbound states if we consider the mixing of scalar mesons.
Abstract:We study the structures of NΩ and △Ω systems in the extended chiral SU(3) quark model by solving a resonating group method equation. The results show that both systems are weakly bound states and changed into unbound states if we consider the mixing of scalar mesons.
DAI Lian-Rong;ZHANG Dan;LI Chun-Ran;TONG Lei. Structures of NΩ and △Ω Dibaryons[J]. 中国物理快报, 2007, 24(2): 389-392.
DAI Lian-Rong, ZHANG Dan, LI Chun-Ran, TONG Lei. Structures of NΩ and △Ω Dibaryons. Chin. Phys. Lett., 2007, 24(2): 389-392.
[1] Brodsky S J, Schmidt I A and Teramond G F De1990 Phys. Rev. Lett 64 1011 [2] Gao H, Lee T S H and Marinov V 2001 Phys. Rev. C 63 022201 [3] Huang F, Zhang Z Y and Yu Y W 2006 Phys. Rev. C 73025207 [4] Dai L R, Zhang Z Y, Yu Y W and Wang P 2003 Nucl. Phys. A 727 321 Dai L R 2005 Chin. Phys. Lett. 22 2204 [5] Pang H R, Ping J L, Wang F, Goldman T and Zhao E G 2004 Phys. Rev. C 69 065207 Wang F, Ping J L, Wu G H, Teng L J and Goldman T 1995 Phys.Rev. C 51 3411 Pang H R, Ping J L, Chen L Z and Wang F 2004 Chin. Phys.Lett. 21 1455 Zong H S, Wu X H, Hou F Y and Zhao E G 2004 Chin. Phys.Lett. 21 43 [6] Goldman T, Maltman K, Stephenson G J, Schmidt K E and Wang F1987 Phys. Rev. Lett. 59 627 [7] Li Q B and Shen P N 2000 Eur. Phys. J. A 8 417 [8] Zhang Z Y, Yu Y W, Shen P N, Dai L R, Faessler A and Straub U1997 Nucl. Phys. A 625 59 [9] Huang F, Zhang Z Y and Yu Y W 2004 Phys. Rev. C 70044004 Huang F and Zhang Z Y 2004 Phys. Rev. C 70 064004 Huang F, Zhang D, Zhang Z Y and Yu Y W 2005 Phys. Rev. C 71 064001 Huang F and Zhang Z Y 2005 Phys. Rev. C 72 024003 [10] Dai Y B and Wu Y L 2005 Eur. Phys. J. C 39 S1