OBSERVATION IN THE K+K- SYSTEM OF A NEW STRUCTURE AT 2.20 GEV

被引:16
作者
EVANGELISTA, C
GHIDINI, B
PALANO, A
PICCIARELLI, V
ZITO, G
MATTIG, P
MULLER, K
PAUL, E
RENNEBERG, W
RUHMER, W
FRENCH, BR
MILLER, DH
MITAROFF, WA
PALAZZICERRINA, C
STRUB, R
THOMPSON, AS
EDWARDS, M
ARMSTRONG, T
GORDON, J
HUGHES, IS
LEWIS, GM
MCCLUSKEY, R
TURNBULL, RM
BEST, C
DONALD, RA
EDWARDS, DN
HOULDEN, MA
COSTA, G
MANDELLI, L
PENSOTTI, S
PERINI, L
LAMBACHER, HD
机构
[1] UNIV BONN,INST PHYS,D-5300 BONN 1,FED REP GER
[2] EUROPEAN ORG NUCL RES,CERN,GENEVA,SWITZERLAND
[3] NATL INST NUCL PHYS,MILAN,ITALY
[4] UNIV GLASGOW,GLASGOW G12 8QQ,SCOTLAND
[5] UNIV LIVERPOOL,OLIVER LODGE LAB,LIVERPOOL L69 3BX,MERSEYSIDE,ENGLAND
[6] UNIV MILAN,IST SCI FIS,I-20133 MILAN,ITALY
[7] IST NAZL FIS NUCL,BARI,ITALY
[8] DARESBURY LABORATORY,DARESBURY,ENGLAND
[9] OSTERREICH AKAD WISSENSCH,INST HOCHENERGIEPHYS,VIENNA,AUSTRIA
关键词
D O I
10.1016/0550-3213(79)90038-5
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
A sample of 56 909 events of the reaction π-p→K+K-n at 10 GeV/c has been measured in the Omega Spectrometer at CERN. In the K+K- system, besides production of mesons in the S*/φ, f0/A2, g/ω* and h regions we observe a new structure at 2.20 GeV with a width of the order of 200 MeV. © 1979.
引用
收藏
页码:381 / 393
页数:13
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