Determination of the number of J/ψ events with J/ψ → inclusive decays

M. Ablikim et al (BESⅢ collaboration)

doi:10.1088/1674-1137/36/10/001

Chinese Physics C> 2012, Vol. 36> Issue(10) : 915-925 DOI: 10.1088/1674-1137/36/10/001

Determination of the number of J/ψ events with J/ψ → inclusive decays

M. Ablikim et al (BESⅢ collaboration)

Institute of High Energy Physics, Beijing 100049, China

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Abstract：
The number of J/ψ events collected with the BES0 detector at the BEPC/ from June 12 to July 28, 2009 is determined to be (225:3±2:8)×10⁶ using J/ψ → inclusive events, where the uncertainty is the systematic error and the statistical one is negligible.

References

[1]

Ablikim M et al. Nucl. Instrum. Methods A, 2010, 614: 345-399[2] FANG S S et al. HEP NP, 2003, 27: 277-281 (in Chinese)[3] PING R G. Chinese Phys. C (HEP NP), 2008, 32: 599-602[4] Agostinellia S et al. Nucl. Instrum. Methods A, 2003, 506: 250-303[5] Amsler-Gaume C et al. Phys. Lett. B, 2008, 667: 1-5[6] CHEN J C et al. Phys. Rev. D, 2000, 62: 1-8[7] Berger N et al. Chinese Physics C (HEP NP), 2010, 34: 1779-1784

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M. Ablikim et al (BESⅢ collaboration). Determination of the number of J/ψ events with J/ψ → inclusive decays[J]. Chinese Physics C, 2012, 36(10): 915-925. doi: 10.1088/1674-1137/36/10/001

M. Ablikim et al (BESⅢ collaboration). Determination of the number of J/ψ events with J/ψ → inclusive decays[J]. Chinese Physics C, 2012, 36(10): 915-925. doi: 10.1088/1674-1137/36/10/001 shu

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Received: 2012-06-08
Revised: 2012-07-03

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沈阳化工大学材料科学与工程学院沈阳 110142

Determination of the number of J/ψ events with J/ψ → inclusive decays

M. Ablikim et al (BESⅢ collaboration)

Institute of High Energy Physics, Beijing 100049, China

Received Date: 2012-06-08
Accepted Date: 2012-07-03
Available Online: 2012-10-05

Abstract: The number of J/ψ events collected with the BES0 detector at the BEPC/ from June 12 to July 28, 2009 is determined to be (225:3±2:8)×10⁶ using J/ψ → inclusive events, where the uncertainty is the systematic error and the statistical one is negligible.