CONTINUOUS-MOMENT SUM RULES AND ABSORPTIVE REGGE CUTS IN PROCESS PI-P-]NN

被引:8
作者
BOTKE, J
FULCO, JR
机构
[1] University of California, Santa Barbara
来源
PHYSICAL REVIEW | 1969年 / 182卷 / 05期
关键词
D O I
10.1103/PhysRev.182.1837
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The Regge-pole model with absorptive corrections is applied together with the continuous-moment sum rules (CMSR) to the process π-p→ηn. It is found that a good fit to both the low-and high-energy scattering cross sections and the polarization at several values of the momentum transfer t can be obtained by including Regge absorptive cuts and three Regge poles corresponding to the A2H(1315), the πN(1016), and possibly a pole with the same trajectory parameters as the pion conspirator (πc) found in previous studies of pion photoproduction. © 1969 The American Physical Society.
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页码:1837 / &
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