NUCLEON TRAJECTORY DEGENERACY IN BACKWARD PHOTOPRODUCTION

被引:19
作者
BARGER, V
WEILER, P
机构
[1] Department of Physics, University of Wisconsin, Madison
关键词
D O I
10.1016/0370-2693(69)90410-9
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
New backward scattering data on γp → π0p and γp → π+n are fitted with Nα, Nγ and Δδ Regge exchanges. We find an Nα - Nγ trajectory degeneracy and residues β (Nγ) ≈ 0.6 β (Nα). The Δδ exchange amplitude dominates at large u, while the Nα - Nγ contribution plays a prominent role at small u. © 1969.
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页码:105 / &
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