An effective Lagrangian with broken scale and chiral symmetry .2. Pion phenomenology

被引:60
作者
Carter, G
Ellis, PJ
Rudaz, S
机构
[1] School of Physics and Astronomy, University of Minnesota, Minneapolis
关键词
D O I
10.1016/0375-9474(96)80007-E
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 extend an effective Lagrangian embodying broken scale and chiral symmetry to include explicit chiral symmetry breaking and an additional chiral-invariant term which allows for an axial coupling constant greater than unity. We also include a chiral Lagrangian for the isotriplet vector mesons which leads to a renormalization of the pion field. The properties of nuclear matter and nuclei, low-energy pi N scattering and the behavior of quantities such as the pion mass and axial coupling at finite density are discussed.
引用
收藏
页码:367 / 386
页数:20
相关论文
共 57 条
[31]   THE BONN MESON-EXCHANGE MODEL FOR THE NUCLEON NUCLEON-INTERACTION [J].
MACHLEIDT, R ;
HOLINDE, K ;
ELSTER, C .
PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS, 1987, 149 (01) :1-89
[32]   THE PION PROPAGATOR IN RELATIVISTIC QUANTUM-FIELD THEORIES OF THE NUCLEAR MANY-BODY PROBLEM [J].
MATSUI, T ;
SEROT, BD .
ANNALS OF PHYSICS, 1982, 144 (01) :107-167
[33]   DILATON EFFECTIVE LAGRANGIAN IN GLUODYNAMICS [J].
MIGDAL, AA ;
SHIFMAN, MA .
PHYSICS LETTERS B, 1982, 114 (06) :445-449
[34]   HADRONIC ZZ, W-W+, AND W+/-Z PRODUCTION WITH QCD CORRECTIONS AND LEPTONIC DECAYS [J].
OHNEMUS, J .
PHYSICAL REVIEW D, 1994, 50 (03) :1931-1945
[35]   STRUCTURE OF FINITE NUCLEI IN LOCAL-DENSITY APPROXIMATION [J].
NEGELE, JW .
PHYSICAL REVIEW C, 1970, 1 (04) :1260-+
[36]  
PASCUAL P, 1982, PHYS LETT B, V113, P495, DOI 10.1016/0370-2693(82)90793-6
[37]   THE INCOMPRESSIBILITY OF NUCLEAR-MATTER AND THE BREATHING MODE [J].
PEARSON, JM .
PHYSICS LETTERS B, 1991, 271 (1-2) :12-16
[38]   INSTABILITY OF INFINITE NUCLEAR-MATTER IN THE RELATIVISTIC HARTREE APPROXIMATION [J].
PRICE, CE ;
SHEPARD, JR ;
MCNEIL, JA .
PHYSICAL REVIEW C, 1990, 42 (01) :247-251
[39]   INSTABILITY OF INFINITE NUCLEAR-MATTER IN THE SIGMA-OMEGA MODEL [J].
PRICE, CE ;
SHEPARD, JR ;
MCNEIL, JA .
PHYSICAL REVIEW C, 1990, 41 (03) :1234-1242
[40]  
RHO M, 1984, ANNU REV NUCL PART S, V34, P531