Chinese Physics C > 1995, Vol. 19 > Issue(2): 97-105

Precise Measurement of τ Mass

BES Collaboration

Institute of High Enerty Physics, Acadamia Scinica, Beijing 100039

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Abstract：
Pairs of τ lepton produced near the threshould have been studied in eμ,ee,eπ,μμ,μπ,ππ final states with the data taken by BES detector at BEPC collider in 1992.The obtained τ mass is MeV by fitting data with likelihood method.

References

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BES Collaboration. Precise Measurement of τ Mass[J]. Chinese Physics C, 1995, 19(2): 97-105.

BES Collaboration. Precise Measurement of τ Mass[J]. Chinese Physics C, 1995, 19(2): 97-105. shu

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Received: 1900-01-01
Revised: 1900-01-01

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沈阳化工大学材料科学与工程学院沈阳 110142

Precise Measurement of τ Mass

BES Collaboration

Institute of High Enerty Physics, Acadamia Scinica, Beijing 100039

Received Date:1900-01-01
Accepted Date:1900-01-01
Available Online:1995-02-05

Abstract:Pairs of τ lepton produced near the threshould have been studied in eμ,ee,eπ,μμ,μπ,ππ final states with the data taken by BES detector at BEPC collider in 1992.The obtained τ mass is MeV by fitting data with likelihood method.