CHIRAL THEORY OF MESONS IN DENSE BARYONIC MATTER .1.

被引:41
作者
JAMINON, M [1 ]
GALAIN, RM [1 ]
RIPKA, G [1 ]
STASSART, P [1 ]
机构
[1] SERV PHYS THEOR SACLAY,CEA,DIRECT SCI MAT LAB,F-91191 GIF SUR YVETTE,FRANCE
关键词
D O I
10.1016/0375-9474(92)90363-O
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
Chiral symmetry restoration at finite baryonic density is studied in a quark model involving both scalar and vector interactions. The presence of vector interactions makes the vacuum stiffer against chiral symmetry restoration. On-shell masses and coupling constants are calculated for the pi, omega, rho and alpha-1 mesons. An attempt is made to relate the quark-meson interactions to the observed nucleon-meson coupling constants.
引用
收藏
页码:418 / 456
页数:39
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