CHARMED BARYONS AS SOLITON-D MESON BOUND-STATES

被引:62
作者
RHO, M
RISKA, DO
SCOCCOLA, NN
机构
[1] UNIV HELSINKI,THEORET PHYS RES INST,SF-00170 HELSINKI 17,FINLAND
[2] UNIV REGENSBURG,INST THEORET PHYS,W-8400 REGENSBURG,GERMANY
关键词
D O I
10.1016/0370-2693(90)90802-D
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We show that charmed baryons are remarkably well described as bound states of the D mesons with a soliton. The scheme exploits the isospin-spin transmutation that takes place when a doublet pseudoscalar meson is trapped in the "monopole" field of the SU(2) skyrmion. The model agrees well with the experimental data and uncannily resemble those predicted by quark models. The same model appears to apply equally well for the description of b-flavor baryons. This striking feature is explained in terms of an underlying geometric principle associated with induced gauge fields.
引用
收藏
页码:597 / 602
页数:6
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