MESON-BARYON SCATTERING FROM SKYRMIONS IN BROKEN SU(3)

被引:28
作者
SCHWESINGER, B
机构
关键词
D O I
10.1016/0375-9474(92)90356-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
In the framework of the Skyrme model the effects of SU(3) symmetry breaking and of non-adiabatic, rotational terms on pi-N and KNBAR scattering amplitudes are studied. It appears that such terms are sufficient to obtain qualitative agreement with the experimental amplitudes for all partial waves.
引用
收藏
页码:253 / 284
页数:32
相关论文
共 31 条
[1]   BARYON MASSES IN THE BOUND-STATE APPROACH TO STRANGENESS IN THE SKYRME MODEL [J].
CALLAN, CG ;
HORNBOSTEL, K ;
KLEBANOV, I .
PHYSICS LETTERS B, 1988, 202 (02) :269-275
[2]   BOUND-STATE APPROACH TO STRANGENESS IN THE SKYRME MODEL [J].
CALLAN, CG ;
KLEBANOV, I .
NUCLEAR PHYSICS B, 1985, 262 (02) :365-382
[3]  
de Swart J. J., 1963, REV MOD PHYS, V35, P916
[4]   GEOMETRICAL AND DYNAMIC ASPECTS OF SKYRMION FLUCTUATIONS [J].
ECKART, G ;
HAYASHI, A ;
HOLZWARTH, G .
NUCLEAR PHYSICS A, 1986, 448 (04) :732-752
[5]   CHIRAL PERTURBATION-THEORY - EXPANSIONS IN THE MASS OF THE STRANGE QUARK [J].
GASSER, J ;
LEUTWYLER, H .
NUCLEAR PHYSICS B, 1985, 250 (03) :465-516
[6]   ROLE OF A RHO-MESON WIDTH IN THE VECTOR-MESON EXTENDED SKYRME MODEL DESCRIPTION OF PI-N-SCATTERING [J].
GEYER, HB ;
SCHWESINGER, B .
PHYSICS LETTERS B, 1990, 252 (03) :319-322
[7]  
GOPAL GP, 1977, NUCL PHYS B, V119, P362, DOI 10.1016/0550-3213(77)90002-5
[8]   PION-NUCLEON SCATTERING PHASE-SHIFTS IN THE SKYRME MODEL [J].
HAYASHI, A ;
ECKART, G ;
HOLZWARTH, G ;
WALLISER, H .
PHYSICS LETTERS B, 1984, 147 (1-3) :5-9
[9]  
HOHLER G, 1979, PHYSICS DATA
[10]   FINITE TRANSFORMATIONS OF SU3 [J].
HOLLAND, DF .
JOURNAL OF MATHEMATICAL PHYSICS, 1969, 10 (03) :531-&