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Turkish Journal of Physics

Authors

ALTUĞ ARDA

DOI

-

Abstract

Using the most general model-independent effective Hamiltonian comprising local four-Fermi operators (scalar, vector, and tensor operators), we study the sensitivity of the zero position of the lepton asymmetry to the new operators beyond the Standard Model (SM) in the B \rightarrow K\ell^+\ell^- decay. It is found that among all operators, only the scalar and tensor operators contribute to the forward-backward asymmetry, in which case the forward-backward asymmetry has a non-vanishing value.

Keywords

B-decays, Standard Model, forward-backward asymmetry, zero position of the lepton asymmetry

First Page

349

Last Page

357

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