GINTNER, Mikuláš and Josef JURÁŇ. A case study about the mass exclusion limits for the BSM vector resonances with the direct couplings to the third quark generation. The European Physical Journal C. US - Spojené státy americké, 2020, vol. 80, No 2, p. "161-1"-"161-21", 21 pp. ISSN 1434-6044. Available from: https://dx.doi.org/10.1140/epjc/s10052-020-7732-1.
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Basic information
Original name A case study about the mass exclusion limits for the BSM vector resonances with the direct couplings to the third quark generation
Authors GINTNER, Mikuláš (703 Slovakia) and Josef JURÁŇ (203 Czech Republic, belonging to the institution).
Edition The European Physical Journal C, US - Spojené státy americké, 2020, 1434-6044.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10303 Particles and field physics
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
WWW URL
RIV identification code RIV/47813059:19630/20:A0000086
Organization unit Institute of physics in Opava
Doi http://dx.doi.org/10.1140/epjc/s10052-020-7732-1
UT WoS 000518021900001
Keywords in English SYMMETRY-BREAKING; TOP-QUARK; CHIRAL HIERARCHIES; HIGGS; TEV; DIMENSIONS; EXTENSION; TOPCOLOR; FLAVOR; LHC
Tags , FÚ2020, RIV21
Tags International impact, Reviewed
Changed by Changed by: Mgr. Pavlína Jalůvková, učo 25213. Changed: 23/3/2021 20:40.
Abstract
The upper bounds that the LHC measurements searching for heavy resonances beyond the Standard model set on the resonance production cross sections are not universal. They depend on various characteristics of the resonance under consideration, like its mass, spin, and its interaction pattern. Their validity is also limited by the assumptions and approximations applied to their calculations. The bounds are typically used to derive the mass exclusion limits for the new resonances. In our work, we address some of the issues that emerge when deriving the mass exclusion limits for the strongly coupled composite SU(2)L+R vector resonance triplet which would interact directly to the third quark generation only. We investigate the restrictions on the applicability of the generally used limit-obtaining procedure to this particular type of vector resonances. We demonstrate that, in this case, it is necessary to consider the bottom quark partonic contents of the proton. Eventually, we find the mass exclusion limits for this resonance triplet for some representative subsets of the parameter space.
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