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Mass Measurement of the W-boson using the ALEPH Detector at LEP

A. S. Thompson

hep-exarXiv:hep-ex/9912055

Abstract

The W-boson mass has been measured using the ALEPH detector at LEP. Preliminary results from data taken in 1998 are added to previous measurements to give mW = 80.411 +- 0.064(stat.) +- 0.037(syst.) +- 0.022(BE-CR) +- 0.018(LEP) GeV/c2.

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