ηπ and η′π spectra and interpretation of possible exotic JPC=1-+ mesons -: art. no. 092002

被引:39
作者
Szczepaniak, AP [1 ]
Swat, M
Dzierba, AR
Teige, S
机构
[1] Indiana Univ, Dept Phys, Bloomington, IN 47405 USA
[2] Indiana Univ, Ctr Nucl Theory, Bloomington, IN 47405 USA
关键词
D O I
10.1103/PhysRevLett.91.092002
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We discuss a coupled channel analysis of the etapi and eta(')pi systems produced in pi(-)p interactions at 18 GeV/c. We show that known Q (Q) over bar resonances, together with residual soft meson-meson rescattering, saturate the spectra including the exotic J(PC)=1(-+) channel. The possibility of a narrow exotic resonance at a mass near 1.6 GeV/c(2) cannot, however, be ruled out.
引用
收藏
页码:920021 / 920024
页数:4
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