11–15 Oct 2010
INFN - Laboratori Nazionali di Frascati <!-- ID_UTENTE=503 -->
Europe/Rome timezone

Study of anomalous top quark FCNC interactions via single top events by using the charge asymmetry

12 Oct 2010, 17:56
10m
Auditorium B. Touschek (INFN - Laboratori Nazionali di Frascati <!-- ID_UTENTE=503 -->)

Auditorium B. Touschek

INFN - Laboratori Nazionali di Frascati <!-- ID_UTENTE=503 -->

Via Enrico Fermi, 40 00044 Frascati Italy
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Speaker

Seyed Mohsen Etesami (Isfahan University of Technology and IPM - Institute for studies in theoretical Physics and Mathematics)

Description

The potential of the LHC for investigation of anomalous top quark interactions with gluon(tug, tcg) through the production of tW-channel of single top quark is studied. In the Standard Model, the single top quarks in the tW-channel mode are charge symmetric meaning that (pp ! t + W−) = (pp ! ¯t + W+). However, the presence of anomalous FCNC couplings leads to charge asymmetry. In this paper a method is proposed in which this charge asymmetry may be used to constrain anomalous FCNC couplings. The strength of resulting constraints is estimated for the LHC for the center of mass energies of 7 and 14 TeV.

Primary author

Seyed Mohsen Etesami (Isfahan University of Technology and IPM - Institute for studies in theoretical Physics and Mathematics)

Co-author

Dr Mojtaba Mohammadi Najafabadi (IPM - Institute for studies in theoretical Physics and Mathematics)

Presentation materials

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