Search for a Low-Mass higgs boson in Υ(3S)→γA0, A0→τ+τ- at BABAR

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doi:10.1103/PhysRevLett.103.181801

We search for a light Higgs boson A0 in the radiative decay Υ(3S)→γA0, A0→τ+τ-, τ+→e+νeν̄ τ, or τ+→μ+νμν̄τ. The data sample contains 122×106 Υ(3S) events recorded with the BABAR detector. We find no evidence for a narrow structure in the studied τ+τ- invariant mass region of 4.03

Aubert, B., Karyotakis, Y., Lees, J., Poireau, V., Prencipe, E., Prudent, X., et al. (2009). Search for a Low-Mass higgs boson in Υ(3S)→γA0, A0→τ+τ- at BABAR. PHYSICAL REVIEW LETTERS, 103(18) [10.1103/PhysRevLett.103.181801].