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Related papers: Flavour tag studies with the LCFIVertex package

200 papers

The contribution gives an overview of the LCFIVertex package, providing software tools for high-level event reconstruction at the International Linear Collider using vertex-detector information. The package was validated using a fast Monte…

Instrumentation and Detectors · Physics 2019-08-13 S. Hillert

The Linear Collider Flavour Identification (LCFI) collaboration studies CCD detectors for quark flavour identification in the framework of a future linear e+e- collider. The flavour identification is based on precision reconstruction of…

Instrumentation and Detectors · Physics 2017-08-23 Andre Sopczak

A vertex detector concept of the Linear Collider Flavour Identification (LCFI) collaboration, which studies pixel detectors for heavy quark flavour identification, has been implemented in simulations for c-quark tagging in scalar top…

Instrumentation and Detectors · Physics 2008-11-26 C. Milstene , A. Sopczak

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

We present the performance of the LCFI flavour tagging package in a realistic CLIC environment. The application is demonstrated on the examples of the measurement of the cross section times branching ratio of light Higgs decays to b and c…

High Energy Physics - Experiment · Physics 2012-02-29 Tomas Lastovicka , Katja Seidel , Jan Strube

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

Jet flavour identification algorithms are of paramount importance to maximise the physics potential of future collider experiments. This work describes a novel set of tools allowing for a realistic simulation and reconstruction of particle…

High Energy Physics - Experiment · Physics 2022-08-10 Franco Bedeschi , Loukas Gouskos , Michele Selvaggi

We report on the progress in flavor identification tools developed for a future $e^+e^-$ linear collider such as the International Linear Collider (ILC) and Compact Linear Collider (CLIC). Building on the work carried out by the LCFIVertex…

Instrumentation and Detectors · Physics 2018-04-16 Taikan Suehara , Tomohiko Tanabe

The correct identification of charged hadrons plays a crucial role in flavor-physics measurements. The final detector configurations at the proposed Future Circular Collider are yet to be determined and this study aims to contribute to this…

High Energy Physics - Experiment · Physics 2026-05-18 Anja Beck , Eluned Smith

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

Influence of Vertex Detector (VTX) geometry on jet flavour tagging performance was studied in presence of e+e- pair background from beamstrahlung in the International Linear Collider (ILC). Five layer "long-barrel" VTX geometry with varying…

Instrumentation and Detectors · Physics 2009-02-18 Paweł Łużniak

Identifying the flavour of neutral $B$ mesons production is one of the most important components needed in the study of time-dependent $CP$ violation. The harsh environment of the Large Hadron Collider makes it particularly hard to succeed…

High Energy Physics - Experiment · Physics 2017-05-25 Tatiana Likhomanenko , Denis Derkach , Alex Rogozhnikov

We present a theoretical review of the possibilities offered by heavy flavour tagging in testing QCD features in 4-jet events at LEP1. Attention is focused mainly on the properties of the angular variables which are used in the experimental…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Moretti , R. Munoz-Tapia , J. B. Tausk

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

In this report the test beam requirements for the vertex detector and the tracking detector for ILC are discussed. It focuses on the infrastructure needs of the different subsystems. In the second part of this summary the ideas about future…

Instrumentation and Detectors · Physics 2009-01-16 Ingrid-Maria Gregor

We present a new scheme for tagging high-$p_{T}$ bottom and charm jets using energetic muons. Contemporary track-based $b$ tags lose their ability to reject light jet background as jet $p_{T}\rightarrow\mathcal{O}(\mathrm{TeV})$, where the…

High Energy Physics - Phenomenology · Physics 2015-09-28 Keith Pedersen , Zack Sullivan

The Fine Pixel CCD (FPCCD) is one of the candidate sensor technologies for the ILC vertex detector. The vertex detector is located near the interaction point, thus high radiation tolerance is required. Charge transfer efficiency of CCD is…

The new CDFII detector incorporates a Time-of-Flight detector (TOF), employing plastic scintillator bars and fine-mesh photomultipliers. Since August 2001 the TOF system has been fully instrumented and integrated into the CDFII data…

The accurate identification of heavy-flavour jets, those which originate from bottom or charm quarks, is crucial for precision studies of the Standard Model and searches for new physics. However, assigning flavour to jets presents…

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