Improved analysis for lepton-nucleus CLFV scattering $\ell_{i}N \to \ell_{j}X$ by scalar interaction

6 Dec 2018, 17:30
15m
Meeting Room 1, Building 3 (KEK)

Meeting Room 1, Building 3

KEK

Speaker

Masato Yamanaka (Kyushu Sangyo University)

Description

We revisit charged lepton flavor violating (CLFV) scattering $\ell_{i}N \to \ell_{j}X$ mediated by scalar interaction. We point out that a new subprocess $\ell_{i}g \to \ell_{j}g$ via the effective interactions of CLFV mediator and gluon gives large contribution. Furthermore, in the light of quark number conservation, we consider quark pair-production processes $\ell_{i}g \to \ell_{j} Q \bar{Q}$ ($Q$ denotes heavy quarks) instead of $\ell_{i}Q \to \ell_{j}Q$. We discuss model discrimination by analyzing final state distributions.

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