书目名称 | Search for the Higgs Boson Produced in Association with Top Quarks with the CMS Detector at the LHC |
编辑 | Cristina Martin Perez |
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概述 | Nominated as an outstanding PhD thesis by CERN‘s CMS Collaboration.Includes outstanding contributions to modern particle physics summarised in a clear and pedagogical manner.Uses advanced machine lear |
丛书名称 | Springer Theses |
图书封面 |  |
描述 | .In this work, the interaction between the Higgs boson and the top quark is studied with the proton-proton collisions at 13 TeV provided by the LHC at the CMS detector at CERN (Geneva). ..At the LHC, these particles are produced simultaneously via the associate production of the Higgs boson with one top quark (tH process) or two top quarks (ttH process). Compared to many other possible outcomes of the proton-proton interactions, these processes are very rare, as the top quark and the Higgs boson are the heaviest elementary particles known. Hence, identifying them constitutes a significant experimental challenge. A high particle selection efficiency in the CMS detector is therefore crucial. At the core of this selection stands the Level-1 (L1) trigger system, a system that filters collision events to retain only those with potential interest for physics analysis. The selection of hadronically decaying τ leptons, expected from the Higgs boson decays, is especially demanding due to the large background arising from the QCD interactions. The first part of this thesis presents the optimization of the L1 τ algorithm in Run 2 (2016-2018) and Run 3 (2022-2024) of the LHC. It includes the d |
出版日期 | Book 2022 |
关键词 | Higgs Boson interaction with top quark; Top Quark; CMS; Large Hadron Collider; Tau Lepton; Trigger optimi |
版次 | 1 |
doi | https://doi.org/10.1007/978-3-030-90206-3 |
isbn_softcover | 978-3-030-90208-7 |
isbn_ebook | 978-3-030-90206-3Series ISSN 2190-5053 Series E-ISSN 2190-5061 |
issn_series | 2190-5053 |
copyright | The Editor(s) (if applicable) and The Author(s), under exclusive license to Springer Nature Switzerl |