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Related papers: Background Modeling in New Physics Searches Using …

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This overview focusses on recent developments, in the most part triggered by LHC data, aimed at the development of a reliable and complete theoretical description of high-p$_t$ physics in heavy ion collisions. Particular emphasis is placed…

High Energy Physics - Phenomenology · Physics 2015-06-04 José Guilherme Milhano

The High-Luminosity Large Hadron Collider (HL-LHC) is expected to deliver an integrated luminosity of up to 3000 fb$^{-1}$. The very high instantaneous luminosity will lead to about 200 proton-proton collisions per bunch crossing (pileup)…

High Energy Physics - Experiment · Physics 2019-02-12 Sezen Sekmen

Theoretical and experimental techniques employed in dedicated searches for dark matter at hadron colliders are reviewed. Bounds from the 7 and 8 TeV proton-proton collisions at the LHC on dark matter interactions have been collected and the…

High Energy Physics - Phenomenology · Physics 2014-06-24 Andrew Askew , Sushil Chauhan , Bjorn Penning , William Shepherd , Mani Tripathi

We review the detection capabilities in the forward direction of the various LHC experiments together with the associated physics programme. A selection of measurements accessible with near-beam instrumentation in various sectors (and…

High Energy Physics - Experiment · Physics 2008-11-26 David d'Enterria

Models with light dark sector and dark matter particles motivate qualitatively new collider searches. Here we carry out a comprehensive study of hadrophilic models with U(1)$_B$ and U(1)$_{B-3L_{\tau}}$ gauge bosons coupled to light dark…

High Energy Physics - Phenomenology · Physics 2022-07-08 Brian Batell , Jonathan L. Feng , Max Fieg , Ahmed Ismail , Felix Kling , Roshan Mammen Abraham , Sebastian Trojanowski

A study of Underlying Events (UE) and Minimum Bias (MB) at Large Hadron Collider (LHC)with CMS and ATLAS detector under nominal conditions is discussed. Using charged particle and charged particle jets, it will be possible to discriminate…

High Energy Physics - Experiment · Physics 2008-06-17 F. Ambroglini

Experiments on the Large Hadron Collider at CERN represent our furthest excursion yet along the energy frontier of particle physics. The goal of probing physical processes at the TeV energy scale puts strict requirements on the performance…

High Energy Physics - Experiment · Physics 2017-08-23 Jason Nielsen

Data-driven methods of background estimations are often used to obtain more reliable descriptions of backgrounds. In hadron collider experiments, data-driven techniques are used to estimate backgrounds due to multi-jet events, which are…

High Energy Physics - Phenomenology · Physics 2021-07-06 Suyong Choi , Hayoung Oh

High-energy collisions at the Large Hadron Collider (LHC) provide valuable insights into open questions in particle physics. However, detector effects must be corrected before measurements can be compared to certain theoretical predictions…

High Energy Physics - Experiment · Physics 2023-05-18 Alexander Shmakov , Kevin Greif , Michael Fenton , Aishik Ghosh , Pierre Baldi , Daniel Whiteson

Opportunities for searches for phenomena beyond the Standard Model (BSM) using heavy-ions beams at high energies are outlined. Different BSM searches proposed in the last years in collisions of heavy ions, mostly at the Large Hadron…

Background modeling has emerged as a popular foreground detection technique for various applications in video surveillance. Background modeling methods have become increasing efficient in robustly modeling the background and hence detecting…

Computer Vision and Pattern Recognition · Computer Science 2016-11-29 Thierry Bouwmans , Caroline Silva , Cristina Marghes , Mohammed Sami Zitouni , Harish Bhaskar , Carl Frelicot

Measurements and searches performed with the ATLAS detector at the CERN Large Hadron Collider often involve signatures with one or more prompt leptons. Such analyses are subject to `fake/non-prompt' lepton backgrounds, where either a hadron…

High Energy Physics - Experiment · Physics 2024-11-11 ATLAS Collaboration

Two searches for physics beyond the standard model in events containing photons are presented. The data sample used corresponds to an integrated luminosity of 19.7 inverse femtobarns of proton-proton collisions at sqrt(s) = 8 TeV, collected…

High Energy Physics - Experiment · Physics 2015-10-28 CMS Collaboration

The development of techniques for identifying hadronic signals from the overwhelming multi-jet backgrounds is an important part of the Large Hadron Collider (LHC) program. Of prime importance are resonances decaying into a pair of partons,…

High Energy Physics - Phenomenology · Physics 2015-03-05 Eder Izaguirre , Brian Shuve , Itay Yavin

Many theories beyond the Standard Model predict new phenomena which decay to well isolated, high-$p_{\text{T}}$ leptons. Searches for new physics with these signatures are performed using the ATLAS experiment at the LHC. The results…

High Energy Physics - Experiment · Physics 2018-10-02 Sébastien Rettie

We investigate how to improve new physics detection strategies exploiting variational autoencoders and normalizing flows for anomaly detection at the Large Hadron Collider. As a working example, we consider the DarkMachines challenge…

In recent years, an interest in the study of quantum information has grown within the high-energy particle physics community. The possibility to establish the presence of entanglement at particle colliders, such as the Large Hadron Collider…

High Energy Physics - Phenomenology · Physics 2022-11-09 Luca Mantani

In this work, I briefly report on constraints that can be obtained on new physics models that extend the scalar sector of the Standard Model (SM) of particle physics at the LHC. I concentrate on a few simple examples which serve to…

High Energy Physics - Phenomenology · Physics 2019-08-29 Tania Robens

The nucleus-nucleus impact parameter and collision geometry of a heavy ion collision are typically characterized by assigning a collision "centrality". In all present heavy ion experiments centrality is measured indirectly, by detecting the…

Nuclear Experiment · Physics 2015-06-19 Sourav Tarafdar , Zvi Citron , Alexander Milov