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I present a brief review of the existing models for particle multiplicity evaluation in heavy ion collisions which are at our disposal in the form of Monte Carlo simulators. Models are classified according to the physical mechanisms with…

High Energy Physics - Phenomenology · Physics 2009-11-10 N. Armesto

Monte-Carlo simulation of physical processes is an important tool for detector development as it allows to predict signal pulse amplitude and timing, time resolution, efficiency ... Yet despite the fact they are very common, full…

Instrumentation and Detectors · Physics 2016-07-27 Vincent Français

The operation of high-energy and high-intensity particle accelerators inevitably leads to the loss of a fraction of beam particles, either through controlled processes or accidental events. This article builds on a first lecture on…

Accelerator Physics · Physics 2026-04-27 Giuseppe Lerner

We have studied the time evolution of the heavy ion luminosity and bunch intensities in the Relativistic Heavy Ion Collider (RHIC), at BNL, and in the Large Hadron Collider (LHC), at CERN. First, we present measurements from a large number…

Accelerator Physics · Physics 2014-11-21 R. Bruce , M. Blaskiewicz , W. Fischer , J. M. Jowett

Ultra-peripheral collisions (UPCs) of ions allow us to study photonuclear and two-photon interactions at energies above those available at fixed target accelerators. For heavy ions, the couplings are large enough so that multi-photon…

Nuclear Experiment · Physics 2015-02-25 Spencer R. Klein

A fast readout system for the upgrade of the COMPASS RICH detector has been developed and successfully used for data taking in 2006 and 2007. The new readout system for the multi-anode PMTs in the central part of the photon detector of the…

Instrumentation and Detectors · Physics 2019-08-14 C. Schill

The ALICE muon spectrometer studies the production of quarkonia and open heavy- flavour particles. It is equipped with a Trigger System composed of Resistive Plate Chambers which, by applying a transverse-momentum-based muon selection,…

Instrumentation and Detectors · Physics 2016-06-22 Gabriele Gaetano Fronzé

Important efforts have recently been dedicated to the characterisation and improvement of the design of the post-linac collimation system of the Compact Linear Collider (CLIC). This system consists of two sections: one dedicated to the…

It is shown that the RHIC energy-scan experiments can serve as an effective tool for studying the system evolution along the first order phase transition line passing the critical point, which is a second order phase transition process.…

High Energy Physics - Phenomenology · Physics 2010-01-15 Mingmei Xu , Meiling Yu , Lianshou Liu

The multiplicity of charged particles produced in Au+Au collisions as a function of energy, centrality, rapidity and azimuthal angle has been measured with the PHOBOS detector at RHIC. These results contribute to our understanding of the…

High Energy Physics - Phenomenology · Physics 2017-08-23 Peter A. Steinberg

The application of deep learning models in medical diagnosis has showcased considerable efficacy in recent years. Nevertheless, a notable limitation involves the inherent lack of explainability during decision-making processes. This study…

Image and Video Processing · Electrical Eng. & Systems 2024-05-01 Konstantinos Pasvantis , Eftychios Protopapadakis

By combining the LHC Beam Loss Monitoring (BLM) system with the LHC experiments, a powerful search machine for new physics beyond the standard model can be realised. The pair of final state protons in the central production process, exit…

High Energy Physics - Experiment · Physics 2016-04-25 Matti Kalliokoski , Jerry W. Lämsä , Mikael Mieskolainen , Risto Orava

Particle production mechanisms in high-energy heavy-ion collisions are reviewed in connection with recent experimental data from RHIC. Implications on mini-jet production, parton saturation and jet quenching are discussed.

High Energy Physics - Phenomenology · Physics 2017-08-23 Xin-Nian Wang

Long-lived charged massive particles (CHAMPs) appear in various particle physics models beyond the Standard Model. In this Letter, we discuss the prospects for studying the stopping and decaying events of such long-lived CHAMPs at the LHC…

High Energy Physics - Phenomenology · Physics 2009-10-29 Shoji Asai , Koichi Hamaguchi , Satoshi Shirai

Hard QCD processes in ultrarelativistic heavy-ion collisions become increasingly relevant and they can be used as probes of the dense matter formed during the violent scatterings. We will discuss how one can use these hard probes to study…

Nuclear Theory · Physics 2009-10-30 Xin-Nian Wang

We present a fast simulation application based on a Deep Neural Network, designed to create large analysis-specific datasets. Taking as an example the generation of W+jet events produced in sqrt(s)= 13 TeV proton-proton collisions, we train…

Computational Physics · Physics 2020-10-06 Cheng Chen , Olmo Cerri , Thong Q. Nguyen , Jean-Roch Vlimant , Maurizio Pierini

As the particle physics community needs higher and higher precisions in order to test our current model of the subatomic world, larger and larger datasets are necessary. With upgrades scheduled for the detectors of colliding-beam…

Data Analysis, Statistics and Probability · Physics 2025-09-09 Fotis I. Giasemis

High energy longitudinal electron polarimetry will be based on Compton scattering for the International Linear Collider. An unobtrusive measurement has to include a magnet chicane setup serving as a spectrometer. Current proposals make use…

Instrumentation and Detectors · Physics 2009-02-16 K. O. Eyser , C. Helebrant , D. Kaefer , J. List , U. Velte

Planning high-energy collision experiments for the next few decades requires extensive Monte Carlo simulations in order to accomplish physics goals of these experiments. Such simulations are essential for understanding fundamental physics…

High Energy Physics - Experiment · Physics 2016-09-16 S. V. Chekanov

Predicting the risk of mortality for patients with acute myocardial infarction (AMI) using electronic health records (EHRs) data can help identify risky patients who might need more tailored care. In our previous work, we built…

Machine Learning · Computer Science 2019-04-30 Seyedeh Neelufar Payrovnaziri , Laura A. Barrett , Daniel Bis , Jiang Bian , Zhe He