A Measurement of the E+e−→bb Forward-Backward Charge Asymmetry at √s=29 GeV

HR BAND,T CAMPORESI,GB CHADWICK,MC DELFINO,R DESANGRO,WT FORD,MW GETTNER,GP GODERRE,DE GROOM,RB HURST,JR JOHNSON,TL LAVINE,RE LEEDY,T MARUYAMA,RL MESSNER,LJ MOSS,F MULLER,HN NELSON,I PERUZZI,M PICCOLO,R PREPOST,J PYRLIK,N QI,AL READ,DM RITSON,LJ ROSENBERG,JC SLEEMAN,JG SMITH,JP VENUTI,PG VERDINI,E VONGOELER,R WEINSTEIN,DE WISER,RW ZDARKO

PHYSICS LETTERS B（1989）

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摘要
High p⊥ inclusive muon events produced in e+e− annihilations at √s=29 GeV have been analyzed to obtain a measurement of the bb forward-backward charge asymmetry. The result Ab=0.034±0.070±0.035 differs from the theoretical expectation (−0.16) unless substantial B0B0 mixing is assumed.
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