Probing Top Anomalous Couplings at the Tevatron and the Large Hadron Collider

TL;DR

This paper investigates potential anomalous top quark interactions via chromomagnetic and chromoelectric dipole moments, setting limits with Tevatron data and discussing future prospects at the LHC.

Contribution

It provides a model-independent analysis of top quark anomalous couplings and derives experimental bounds from existing data, with an outlook on future collider sensitivities.

Findings

Limits on anomalous top couplings from Tevatron data

Assessment of LHC's potential to probe these couplings

Framework applicable to new physics scenarios

Abstract

Chromomagnetic and chromoelectric dipole interactions of the top quark are studied in a model independent framework. Limits are set on the scale of new physics that might lead to such contributions using available Tevatron data. Prospects at the LHC are reviewed.