Misc,

The $\tau$-polarisation test for the $H/A\to\tau^+\tau^-$ signal at the LHC

, and .
(September 2002)

Abstract

The correlation between the two $\tau$-polarisations is predicted to be opposite $(+-/-+)$ for the $H/A \tau^+\tau^-$ signal, while it corresponds to the same sign combinations for the Drell-Yan $(++/--)$ and $t t$ $(--)$ backgrounds. We show that this correlation can serve as a distinctive test to confirm the presence of the MSSM Higgs bosons $H$ and $A$ in their hadronic $\tau^+\tau^-$ decay channels at the LHC.

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