Determination of the number of ψ′ events at BESIII


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Ablikim M., Achasov M. N., Albayrak O., Ambrose D. J., An F. F., An Q., ...Daha Fazla

CHINESE PHYSICS C, cilt.37, sa.6, 2013 (SCI-Expanded) identifier identifier

Özet

The number of psi' events accumulated by the BESIII experiment from March 3 through April 14, 2009, is determined by counting inclusive hadronic events. The result is 106.41x(1.00+/-0.81%)x10(6). The error is systematic dominant; the statistical error is negligible.