PHOTOPRODUCTION OF VECTOR MESONS AND OTHER RESONANCES AT 4.3-BEV

被引:50
作者
EISENBERG, Y
HABER, B
CARMEL, Z
PELEG, E
RONAT, EE
SHAPIRA, A
VISHINSKY, G
YAARI, R
YEKUTIELI, G
机构
[1] Department of Nuclear Physics, Weizmann Institute of Science, Rehovot
关键词
D O I
10.1103/PhysRevLett.22.669
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The Stanford Linear Accelerator Center 40-in. hydrogen bubble chamber was exposed to 4.3-BeV positron-annihilation radiation. Results are presented on reactions containing no neutrals and one neutral particle in the final state. For γp→ρ0p and ω0p we find cross sections of 19.2 ± 1.2 and 2.8 ± 0.5 μb, respectively. Assuming vector dominance, we determine the V0p cross sections. Evidence for other resonant states is presented, in particular Δ++V0π-, where we find Δ++ρ0π-Δ++ω0π- about 1.5. © 1969 The American Physical Society.
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页码:669 / +
页数:1
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