Particles and Fields

Measurement of the integrated luminosities of the data taken by BESIII at √s = 3.650 and 3.773 GeV

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2013 Chinese Physical Society and the Institute of High Energy Physics of the Chinese Academy of Sciences and the Institute of Modern Physics of the Chinese Academy of Sciences and IOP Publishing Ltd
, , Citation M. Ablikim et al 2013 Chinese Phys. C 37 123001 DOI 10.1088/1674-1137/37/12/123001

1674-1137/37/12/123001

Abstract

Data sets were collected with the BESIII detector at the BEPCII collider at the center-of-mass energy of √s = 3.650 GeV during May 2009 and at √s = 3.773 GeV from January 2010 to May 2011. By analyzing the large angle Bhabha scattering events, the integrated luminosities of the two data sets are measured to be (44.49±0.02±0.44) pb−1 and (2916.94±0.18±29.17) pb−1, respectively, where the first error is statistical and the second error is systematic.

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10.1088/1674-1137/37/12/123001