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Search for a light charged Higgs boson in the decay channel H+ -> c(s)over-bar in t(t)over-bar events using pp collisions at root s=7 TeV with the ATLAS detector

Authors :
ATLAS Collaboration
Cabrera Urbán, Susana
Castillo Giménez, María Victoria
Costa Mezquita, María José
Fassi, Farida
Ferrer Soria, Antonio
Fiorini, Luca
Fuster Verdú, Juan A.
García García, Carmen
García Navarro, José Enrique
González de la Hoz, Santiago
Hernández Jiménez, Yesenia
Higón Rodríguez, Emilio
Irles Quiles, Adrián
Kaci, Mohammed
Lacasta Llácer, Carlos
Lacuesta Miquel, Vicente
March Ruiz, Luis
Martí García, Salvador
Miñano Moya, Mercedes
Mitsou, Vasiliki
Moles Valls, Regina
Moreno Llácer, María
Oliver García, Elena
Pedraza López, Sebastián
Pérez García-Estañ, María Teresa
Romero Adam, E.
Ros Martínez, Eduardo
Salt Cairols, José
Sánchez Martínez, Victoria
Soldevila, U.
Sánchez Martínez, Javier
Torró Pastor, Emma
Valero Biot, Alberto
Valladolid Gallego, E.
Valls Ferrer, Juan Antonio
Villaplana Pérez, Miguel
Vos, Marcel
Source :
ATLAS Collaboration Cabrera Urbán, Susana Castillo Giménez, María Victoria Costa Mezquita, María José Fassi, Farida Ferrer Soria, Antonio Fiorini, Luca Fuster Verdú, Juan A. García García, Carmen García Navarro, José Enrique González de la Hoz, Santiago Hernández Jiménez, Yesenia Higón Rodríguez, Emilio Irles Quiles, Adrián Kaci, Mohammed Lacasta Llácer, Carlos Lacuesta Miquel, Vicente March Ruiz, Luis Martí García, Salvador Miñano Moya, Mercedes Mitsou, Vasiliki Moles Valls, Regina Moreno Llácer, María Oliver García, Elena Pedraza López, Sebastián Pérez García-Estañ, María Teresa Romero Adam, E. Ros Martínez, Eduardo Salt Cairols, José Sánchez Martínez, V. Soldevila, U. Sánchez, J. Torró Pastor, Emma Valero Biot, Alberto Valladolid Gallego, E. Valls Ferrer, Juan Antonio Villaplana Pérez, Miguel Vos, Marcel 2013 Search for a light charged Higgs boson in the decay channel H+-> c(s)over-bar in t(t)over-bar events using pp collisions at root s=7 TeV with the ATLAS detector European Physical Journal C 73 6 2465-1 2465-20, RODERIC. Repositorio Institucional de la Universitat de Valéncia, instname
Publication Year :
2013

Abstract

A search for a charged Higgs boson (H+) in t (t) over bar decays is presented, where one of the top quarks decays via t -> H(+)b, followed by H+ -> two jets (c (s) over bar). The other top quark decays to Wb, where the W boson then decays into a lepton (e/mu) and a neutrino. The data were recorded in pp collisions at root s = 7 TeV by the ATLAS detector at the LHC in 2011, and correspond to an integrated luminosity of 4.7 fb(-1). With no observation of a signal, 95 % confidence level (CL) upper limits are set on the decay branching ratio of top quarks to charged Higgs bosons varying between 5 % and 1 % for H+ masses between 90 GeV and 150 GeV, assuming B(H+ -> c (s) over bar) = 100 %.

Details

Language :
English
Database :
OpenAIRE
Journal :
ATLAS Collaboration Cabrera Urbán, Susana Castillo Giménez, María Victoria Costa Mezquita, María José Fassi, Farida Ferrer Soria, Antonio Fiorini, Luca Fuster Verdú, Juan A. García García, Carmen García Navarro, José Enrique González de la Hoz, Santiago Hernández Jiménez, Yesenia Higón Rodríguez, Emilio Irles Quiles, Adrián Kaci, Mohammed Lacasta Llácer, Carlos Lacuesta Miquel, Vicente March Ruiz, Luis Martí García, Salvador Miñano Moya, Mercedes Mitsou, Vasiliki Moles Valls, Regina Moreno Llácer, María Oliver García, Elena Pedraza López, Sebastián Pérez García-Estañ, María Teresa Romero Adam, E. Ros Martínez, Eduardo Salt Cairols, José Sánchez Martínez, V. Soldevila, U. Sánchez, J. Torró Pastor, Emma Valero Biot, Alberto Valladolid Gallego, E. Valls Ferrer, Juan Antonio Villaplana Pérez, Miguel Vos, Marcel 2013 Search for a light charged Higgs boson in the decay channel H+-> c(s)over-bar in t(t)over-bar events using pp collisions at root s=7 TeV with the ATLAS detector European Physical Journal C 73 6 2465-1 2465-20, RODERIC. Repositorio Institucional de la Universitat de Valéncia, instname
Accession number :
edsair.dedup.wf.001..18910d2f5e9402117730d07bf4eb8321