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Related papers: Flavour Tagging at CLIC

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We investigate the potential for enhancing search sensitivity for signals having charm quarks in the final state, using the sizable bottom-mistagging rate for charm quarks at the LHC. Provided that the relevant background processes contain…

High Energy Physics - Phenomenology · Physics 2016-06-22 Doojin Kim , Myeonghun Park

One of the major physics goals at the ILC is the precise measurement of the Higgs coupling constants to b-quarks and c-quarks. To achieve this measurement, we need a high-performance vertex detector leading to precise flavor tagging. For…

Instrumentation and Detectors · Physics 2014-03-25 Tatsuya Mori , Daisuke Kamai , Akiya Miyamoto , Yasuhiro Sugimoto , Akimasa Ishikawa , Taikan Suehara , Eriko Kato , Hitoshi Yamamoto

Identification of quark flavor is essential for collider experiments in high-energy physics, relying on the flavor tagging algorithm. In this study, using a full simulation of the Circular Electron Positron Collider (CEPC), we investigated…

High Energy Physics - Experiment · Physics 2023-11-16 Yongfeng Zhu , Hao Liang , Yuexin Wang , Huilin Qu , Chen Zhou , Manqi Ruan

The LCFIVertex software, developed by the Linear Collider Flavour Identification (LCFI) collaboration and providing tools for vertexing, flavour tagging and quark charge determination for low-mass vertex detectors of high point resolution…

Instrumentation and Detectors · Physics 2019-08-13 Sonja Hillert

In this paper a simulation of measurements of the Higgs boson decay to electroweak bosons in $e^+e^-$ collisions at CLIC is presented. Higgs boson production and subsequent $H\rightarrow ZZ^\ast$ and $H\rightarrow WW^\ast$ decay processes…

High Energy Physics - Experiment · Physics 2016-03-30 Ivanka Božović-Jelisavčić , Gordana Milutinović-Dumbelović , Mila Pandurović , Strahinja Lukić

The Compact Linear Collider (CLIC) is a mature option for a future electron-positron collider operating at centre-of-mass energies of up to 3 TeV. It incorporates a novel two-beam acceleration technique offering accelerating gradient of up…

High Energy Physics - Experiment · Physics 2022-09-21 Jan Klamka

Heavy quarks (charm and beauty) are produced early in the nucleus-nucleus collisions, and heavy flavor survives throughout the later stages. Measurements of heavy-flavor quarks thus provide us with means to understand the properties of the…

Nuclear Experiment · Physics 2019-05-28 Robert Vertesi

At the LHC, the process of a Higgs boson decaying into bottom or charm quarks produced in association with a pair of top quarks, ttbarH , allows for an empirical exploration of the heavy-flavor quark Yukawa couplings to the Higgs boson.…

High Energy Physics - Experiment · Physics 2023-05-29 Jorgen D'Hondt , Tae Jeong Kim

We present a study of the Higgs boson decay branching ratios to $b\bar{b}$, $c\bar{c}$ and gluons, one of the cornerstones of the physics program at the International Linear Collider (ILC). A standard model Higgs boson of 120\,GeV mass,…

High Energy Physics - Phenomenology · Physics 2014-11-21 Yambazi Banda , Tomas Lastovicka , Andrei Nomerotski

We explore the possibility of detecting flavor changing neutral Higgs couplings at the Next Linear Collider (NLC) through $e^+e^-\to \nu_e\bar{\nu_e} t\bar{c}$. In the framework of a general two-Higgs doublet model, we perform a complete…

High Energy Physics - Phenomenology · Physics 2009-10-30 W. -S. Hou , G. -L. Lin , C. -Y. Ma

We present a comparative collider study of three flavor-violating Higgs signatures in the Type-III Two-Higgs-Doublet Model (\ddHmIII) at \(\sqrt{s}=14\)~TeV: \(pp \to H \to t\bar{c} \ (\bar{t}c)\), \(pp \to H^\pm \to c\bar{b} \…

High Energy Physics - Phenomenology · Physics 2026-04-21 M. L. Fernández-Pérez , S. Rosado-Navarro , A. Rosado

Recent advances in $b$, $c$, and $s$ quark tagging coupled with novel statistical analysis techniques will allow future high energy and high statistics electron-positron colliders, such as the FCC-ee, to place phenomenologically relevant…

High Energy Physics - Phenomenology · Physics 2024-07-12 Jernej F. Kamenik , Arman Korajac , Manuel Szewc , Michele Tammaro , Jure Zupan

The branching fraction for the decays of gluinos to third generation quarks is expected to be enhanced in classes of supersymmetric models where either third generation squarks are lighter than other squarks, or in mixed-higgsino dark…

High Energy Physics - Phenomenology · Physics 2008-11-26 R. H. K. Kadala , P. G. Mercadante , J. K. Mizukoshi , Xerxes Tata

The Compact Linear Collider (CLIC) is a concept for a future $e^{+}e^{-}$ linear collider with a center-of-mass energy of up to 3 TeV. The design of a CLIC experiment is driven by the requirements related to the physics goals, as well as by…

Instrumentation and Detectors · Physics 2014-02-13 Christian Grefe

We present the machine parameters and physics capabilities of the CLIC Higgs Experiment (CLICHE), a low-energy $\gamma\gamma$ collider based on CLIC 1, the demonstration project for the higher-energy two-beam accelerator CLIC. CLICHE is…

High Energy Physics - Experiment · Physics 2009-09-11 D. Asner

In this work, we explore the flavour changing decays $H_i \to b s$ in a general supersymmetric scenario. In these models, the flavour changing decays arise at loop-level but, originating from a dimension-four operator, do not decouple and…

High Energy Physics - Phenomenology · Physics 2015-11-18 G. Barenboim , C. Bosch , J. S. Lee , M. L. López-Ibáñez , O. Vives

In this paper, the question of observability of a heavy charged Higgs in the mass range 400 GeV < mH < 1000 GeV, is addressed. The production process is set to pp -> H+ -> tb at 14 TeV LHC. The analysis benefits from top tagging technique…

High Energy Physics - Phenomenology · Physics 2016-02-23 Majid Hashemi , Gholamhossein Haghighat

The identification of jets containing a $b$-hadron, referred to as $b$-tagging, plays an important role for various physics measurements and searches carried out by the ATLAS experiment at the CERN Large Hadron Collider (LHC). The most…

High Energy Physics - Experiment · Physics 2023-06-08 Arnaud Duperrin

With no evidence of any exotic particle detected so far beyond the Standard Model, the new physics may lie above the presently accessible energies at colliders and, at low-energies, can be accounted for via an effective description. The…

High Energy Physics - Phenomenology · Physics 2023-08-21 Arturo de Giorgi , Fotis Koutroulis , Luca Merlo , Stefan Pokorski

The task of identifying B meson flavor at the primary interaction point in the LHCb detector is crucial for measurements of mixing and time-dependent CP violation. Flavour tagging is usually done with a small number of expert systems that…

High Energy Physics - Experiment · Physics 2024-04-25 Claire Prouve , Niklas Nolte , Christoph Hasse