SOFT-PION THEOREMS AND A LIGHT-CONE QUARK-MODEL

被引:9
作者
CAO, ZJ
KISSLINGER, LS
机构
关键词
D O I
10.1103/PhysRevLett.64.1007
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
It is shown that in a light-cone representation of nucleons soft-pion theorems which are violated in instant-form quark models can be recovered with suitable choices of parameters of the model. Instantaneous terms must be included for the soft-pion limit. The proton form factors are fit up to q2=3 (GeV/c)2 in this model. © 1990 The American Physical Society.
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页码:1007 / 1010
页数:4
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