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A front-end readout electronics system has been developed for silicon strip detectors. The system uses an application specific integrated circuit (ASIC) ATHED to realize multi-channel E&T measurement. The slow control of ASIC chips is…

Instrumentation and Detectors · Physics 2011-06-13 Yi Qian , Hong Su , Jie Kong , Cheng-Fu Dong , Xiao-Li Ma , Xiao-Gang Li

ALICE is the dedicated heavy-ion experiment at the LHC. Due to the unique particle identification capabilities of the central barrel detectors (|eta|<0.9), J/psi can be measured in the di-electron channel in the very demanding environment…

High Energy Physics - Experiment · Physics 2012-09-28 Jens Wiechula

This paper describes a scalable active learning pipeline prototype for large-scale brain mapping that leverages high performance computing power. It enables high-throughput evaluation of algorithm results, which, after human review, are…

In Run-3, beginning in 2022, the LHCb software trigger will start reconstructing events at the LHC average crossing rate of 30 MHz. Within the upgraded DAQ system, LHCb established a testbed for new heterogeneous computing solutions for…

Instrumentation and Detectors · Physics 2022-04-20 F. Lazzari , W. Baldini , G. Bassi , A. Contu , M. Dorigo , R. Fantechi , L. Giambastiani , M. J. Morello , G. Punzi , M. Sticchi , G. Tuci

Real-time data processing is one of the central processes of particle physics experiments which require large computing resources. The LHCb (Large Hadron Collider beauty) experiment will be upgraded to cope with a particle bunch collision…

A Large Ion Collider Experiment (ALICE) is built to study the properties of the strongly interacting matter created in heavy-ion collisions at the LHC. With the upgrade of its Inner Tracking System (ITS), the ALICE experiment is going to…

Instrumentation and Detectors · Physics 2016-11-23 Iouri Belikov

The Phase-2 ATLAS upgrade for the High Luminosity Large Hadron Collider (HL-LHC) has motivated progressive redesigns of the ATLAS Tile Calorimeter (TileCal) read-out link and control board (Daughterboard). The Daughterboard (DB)…

Instrumentation and Detectors · Physics 2020-10-28 Eduardo Valdes Santurio , Samuel Silverstein , Christian Bohm , Katherine Dunne , Suhyun Lee , Holger Motzkau

The ALICE Collaboration at CERN developed a 3D visualisation tool capable of displaying a representation of collected collision data (particle trajectories, clusters and calorimeter towers) called the Event Display. The Event Display is…

Instrumentation and Detectors · Physics 2023-09-25 Piotr Nowakowski , Przemysław Rokita , Łukasz Graczykowski

The experiments at LHC are implementing novel and challenging detector upgrades for the High Luminosity LHC, among which the tracking systems. This paper reports on performance studies, illustrated by an electron trigger, using a simplified…

High Energy Physics - Experiment · Physics 2024-03-27 Junho Kim , Jongho Lee , Chang-Seong Moon , Aurore Savoy-Navarro , Un-Ki Yang

In recent years, high speed and high resolution analog-to-digital converter (ADC) is widely employed in many physical experiments, especially in high precision time and charge measurement. The rapid increasing amount of digitized data…

Signal Processing · Electrical Eng. & Systems 2018-06-14 Guangyuan Yuan , Zhe cao , Shuwen Wang , Shubin Liu , Qi An

The upgraded LHCb detector has started its Run 3 of data taking in 2022, with a completely overhauled DAQ system, reading out and processing the full detector data at every LHC bunch crossing (30 MHz average rate). At the same time, an…

The silicon pixel detector of the ALICE experiment at LHC comprises the two innermost layers of the inner tracking system of the apparatus. It contains 1200 readout chips, each of them corresponding to a 8192 pixel matrix. The single chip…

Nuclear Experiment · Physics 2009-11-13 D. Elia , G. Aglieri Rinella , A. Kluge , M. Krivda , M. Nicassio

Modern high-performance computing and Internet-of-Things deployments increasingly generate large volumes of signal data that must be compressed efficiently on resource-constrained acquisition devices and decompressed at scale on centralized…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-05 Ben Mechels , Ryan Billmeyer , Alexander Chen , Shiyang Li , Caiwen Ding

ALICE is the LHC experiment dedicated to the study of heavy-ion collisions. At forward rapidity a muon spectrometer detects muons from low mass mesons, quarkonia, open heavy-flavor hadrons as well as weak bosons. A muon selection based on…

Instrumentation and Detectors · Physics 2019-08-13 Massimiliano Marchisone

The High-Luminosity Large Hadron Collider (HL-LHC) at CERN will produce unprecedented datasets capable of revealing fundamental properties of the universe. However, realizing its discovery potential faces a significant challenge: extracting…

High Energy Physics - Experiment · Physics 2026-05-27 Mohammed Rakib , Luke Vaughan , Shivang Patel , Flera Rizatdinova , Alexander Khanov , Atriya Sen

The ALICE Collaboration measures the production of low-mass dielectrons in pp, p-Pb and Pb-Pb collisions at the LHC. The main detectors used in the analyses are the Inner Tracking System, Time Projection Chamber and Time-Of-Flight detector,…

High Energy Physics - Experiment · Physics 2019-08-13 Patrick Reichelt

This paper describes two research projects that develop new low-cost techniques for testing devices with multiple high-speed (2 to 5 Gbps) signals. Each project uses commercially available components to keep costs low, yet achieves…

Hardware Architecture · Computer Science 2011-11-09 D. C. Keezer , C. Gray , A. Majid , N. Taher

ALICE (A Large Ion Collider Experiment) studies the transition of nuclear matter to a deconfined phase known as Quark Gluon Plasma, in ultra-relativistic heavy-ion collisions at the LHC. ALICE is equipped with a muon spectrometer for the…

Instrumentation and Detectors · Physics 2019-08-21 Mattia Fontana

Thanks to the unique detector design adopted to fulfill tracking and particle-identification (PID) requirements (e.g. low momentum cut-off and low material budget), the ALICE experiment provides significant information about hadron…

High Energy Physics - Experiment · Physics 2019-08-21 Roberto Preghenella

During the LHC Run-2, ALICE has collected data from Pb$-$Pb collisions at $\sqrt{s_{\rm{NN}}}$ = 5.02 TeV. The centrality dependence of identified particle production, including elliptic ($v_{2}$) and higher harmonic flow coefficients…

Nuclear Experiment · Physics 2018-06-21 Nicolò Jacazio