PRODUCTION OF SIGMA HYPERONS IN K-P INTERACTIONS

被引:8
作者
BARNES, VE
FLAMINIO, E
MONTANET, L
SAMIOS, NP
SKILLICO.IO
GOLDBERG, M
JAEGER, K
机构
[1] Brookhaven National Laboratory, Upton, NY
[2] Syracuse University, Syracuse, NY
[3] CERN, Geneva
关键词
D O I
10.1103/PhysRevLett.22.479
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We report the observation of the production in high-energy K-p interactions of four hyperon states, the (1385), (1660), (1940), and (2280). The properties of the (1385) and (1660) are in good agreement with previous observations. The (1940), in contrast to previous evidence, has a strong π decay mode which agrees with its assignment to the SU(3) 52+ octet. Finally, the existence of the (2280) has been confirmed and some of its decay modes exhibited. © 1969 The American Physical Society.
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页码:479 / &
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