FURTHER STUDY OF MESONS WHICH DECAY INTO OMEGA-OMEGA

被引:46
作者
ALDE, D
BINON, FG
BOUTEMEUR, M
BRICMAN, C
DONSKOV, SV
GOUANERE, M
INYAKIN, AV
KACHANOV, VA
KHAUSTOV, GV
KNAPP, EA
KULIK, AV
LEDNEV, AA
PEIGNEUX, JP
POULET, M
PROKOSHKIN, YD
RODNOV, YV
SADOVSKY, SA
SAMOYLENKO, VD
SHAGIN, PM
SHTANNIKOV, AV
SINGOVSKY, AV
STROOT, JP
SUGONYAEV, VP
TABIDZE, MD
机构
[1] CERN,EP DIV,CH-1211 GENEVA 23,SWITZERLAND
[2] INST HIGH ENERGY PHYS,PROTVINO 142284,USSR
[3] LAB ANNECY LE VIEUX PHYS PARTICULES,F-74019 ANNECY LE VIEUX,FRANCE
[4] TBILISI STATE UNIV,INST HIGH ENERGY PHYS,TBILISI 380086,USSR
[5] UNIV CALIF LOS ALAMOS SCI LAB,LOS ALAMOS,NM 87544
[6] FREE UNIV BRUSSELS,INST SCI NUCL,B-1050 BRUSSELS,BELGIUM
关键词
D O I
10.1016/0370-2693(90)91878-F
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The π-p→ωωn reaction has been further studied at 38 GeV/c with increased statistics. The peak at 2 GeV that has been previously observed in the ωω mass spectrum is due to two resonances. The first one is a tensor meson with a mass of 1920 MeV. The second is f4(2050). The branching ratio BR [f4(2050)→ωω] = 0.26±0.06 has been measured. © 1990.
引用
收藏
页码:600 / 604
页数:5
相关论文
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PHYSICS LETTERS B, 1988, 204 :1-+