KK Higgs produced in association with a top quark pair in the bulk RS model

Abstract We present a search strategy for the first Kaluza–Klein (KK) mode of the Higgs boson in the framework of the Randall–Sundrum (RS) model with a deformed metric. We study the production of this massive excitation in association with a $$ t {\bar{t}}$$ tt¯ pair at the large hadron collider (LH...

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Main Authors: N. Manglani, A. Misra, K. Sridhar
Format: Article
Language:English
Published: SpringerOpen 2019-11-01
Series:European Physical Journal C: Particles and Fields
Online Access:http://link.springer.com/article/10.1140/epjc/s10052-019-7487-8
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author N. Manglani
A. Misra
K. Sridhar
author_facet N. Manglani
A. Misra
K. Sridhar
author_sort N. Manglani
collection DOAJ
description Abstract We present a search strategy for the first Kaluza–Klein (KK) mode of the Higgs boson in the framework of the Randall–Sundrum (RS) model with a deformed metric. We study the production of this massive excitation in association with a $$ t {\bar{t}}$$ tt¯ pair at the large hadron collider (LHC). The KK Higgs primarily decays into a boosted $$t {\bar{t}}$$ tt¯ final state and we then end up with an interesting four-top final state of which two are boosted. The boosted products in the final state improve the sensitivity for the search of the KK Higgs in this channel whose production cross-section is otherwise rather small. Our results suggest that masses of the KK Higgs resonance upto about 1.2 TeV may be explorable at the highest planned luminosities of the LHC. Beyond this mass, the KK Higgs cross-section is too tiny for it to be explored at the LHC and may be possible only at a future higher energy collider.
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spelling doaj.art-c7b29f9961b44a359bb4b7196a261e452022-12-21T23:24:44ZengSpringerOpenEuropean Physical Journal C: Particles and Fields1434-60441434-60522019-11-0179111510.1140/epjc/s10052-019-7487-8KK Higgs produced in association with a top quark pair in the bulk RS modelN. Manglani0A. Misra1K. Sridhar2Shah and Anchor Kutchhi Engineering CollegeDepartment of Physics, University of MumbaiDepartment of Theoretical Physics, Tata Institute of Fundamental ResearchAbstract We present a search strategy for the first Kaluza–Klein (KK) mode of the Higgs boson in the framework of the Randall–Sundrum (RS) model with a deformed metric. We study the production of this massive excitation in association with a $$ t {\bar{t}}$$ tt¯ pair at the large hadron collider (LHC). The KK Higgs primarily decays into a boosted $$t {\bar{t}}$$ tt¯ final state and we then end up with an interesting four-top final state of which two are boosted. The boosted products in the final state improve the sensitivity for the search of the KK Higgs in this channel whose production cross-section is otherwise rather small. Our results suggest that masses of the KK Higgs resonance upto about 1.2 TeV may be explorable at the highest planned luminosities of the LHC. Beyond this mass, the KK Higgs cross-section is too tiny for it to be explored at the LHC and may be possible only at a future higher energy collider.http://link.springer.com/article/10.1140/epjc/s10052-019-7487-8
spellingShingle N. Manglani
A. Misra
K. Sridhar
KK Higgs produced in association with a top quark pair in the bulk RS model
European Physical Journal C: Particles and Fields
title KK Higgs produced in association with a top quark pair in the bulk RS model
title_full KK Higgs produced in association with a top quark pair in the bulk RS model
title_fullStr KK Higgs produced in association with a top quark pair in the bulk RS model
title_full_unstemmed KK Higgs produced in association with a top quark pair in the bulk RS model
title_short KK Higgs produced in association with a top quark pair in the bulk RS model
title_sort kk higgs produced in association with a top quark pair in the bulk rs model
url http://link.springer.com/article/10.1140/epjc/s10052-019-7487-8
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