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Scale-invariant resonance tagging in multijet events and new physics in Higgs pair production

2013/03/31 by M. Gouzevitch, Maxime Gouzevitch, Alexandra Oliveira +7 · 128 citations
Physics and Astronomy · #Boson #Graviton #Hadron #Higgs boson #High-Energy Particle Collisions Research #Large Hadron Collider #Pair production #Particle physics #Particle physics theoretical and experimental studies #Physics #Physics beyond the Standard Model #Quantum Chromodynamics and Particle Interactions #Quantum chromodynamics #Quantum mechanics #Substructure #hep-ex #hep-ph

paper · pdf · doi:10.1007/jhep07(2013)148

published in Journal of High Energy Physics 2013(7) (Springer Nature) · 38 pages, 17 figures, accepted for publication in JHEP

openalex publication_date 2013/07/01 · arxiv created 2013/07/09 · arxiv updated 2015/06/15 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

A bstract We study resonant pair production of heavy particles in fully hadronic final states by means of jet substructure techniques. We propose a new resonance tagging strategy that smoothly interpolates between the highly boosted and fully resolved regimes, leading to uniform signal efficiencies and background rejection rates across a broad range of masses. Our method makes it possible to efficiently replace independent experimental searches, based on different final state topologies, with a single common analysis. As a case study, we apply our technique to pair production of Higgs bosons decaying into bb pairs in generic New Physics scenarios. We adopt as benchmark models radion and massive KK graviton production in warped extra dimensions. We find that despite the overwhelming QCD background, the 4 b final state has enough sensitivity to provide a complementary handle in searches for enhanced Higgs pair production at the LHC.

Citations