CERN Accelerating science

CERN Published Articles

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2025-03-29
06:18
Next generation fully integrated DCDC converters for HEP applications in 28 nm technology / Bantemits, G (CERN) ; Ripamonti, G (CERN) ; Khalife, K (CERN) ; Balutto, M (Hyderabad U. ; Udine U. ; Birla Sci. Ctr., Hyderabad) ; van der Blij, N (CERN) ; Antoszczuk, P (CERN) ; Koseoglou, S (CERN) ; Michelis, S (CERN) ; Saggini, S (Hyderabad U. ; Udine U. ; Birla Sci. Ctr., Hyderabad)
For the first time in the High-Energy Physics (HEP) community, a family of fully integrated radiation-hardened DC/DC converters, including all capacitors and inductors, has been developed. This paper presents the experimental results of three functional ASIC prototypes implemented in a 28 nm CMOS technology. [...]
2025 - 6 p. - Published in : JINST 20 (2025) C03037 Fulltext: PDF;
In : Topical Workshop on Electronics for Particle Physics 2024, Glasgow, United Kingdom, 30 Sep - 4 Oct 2024, pp.C03037

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2025-03-29
06:18
Triggering on muon showers / Prado, J (ICTEA, Oviedo) ; Vico, C (ICTEA, Oviedo) ; Folgueras, S (ICTEA, Oviedo) /CMS Collaboration
In view of the HL-LHC, the Phase-2 CMS upgrade will replace the entire trigger and data acquisition system. The readout electronics will be upgraded to allow a maximum L1 accept rate of 750 kHz and a latency of 12.5 μs. [...]
2025 - 6 p. - Published in : JINST 20 (2025) C03024 Fulltext: PDF;
In : Topical Workshop on Electronics for Particle Physics 2024, Glasgow, United Kingdom, 30 Sep - 4 Oct 2024, pp.C03024

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2025-03-29
06:18
Performance of the CMS GE1/1 system at LHC Run-3 and prospects of the future ME0 system / De Lentdecker, G (Brussels U.) /CMS Collaboration
We report on the operational performance and reliability of GE1/1, a new muon tracking and triggering station made of Triple-GEM detectors installed in the most forward region of the CMS muon spectrometer as part of the Phase-2 upgrades for LHC Run-3. The GE1/1 station, comprising 144 Triple-GEM detectors, has been collecting data since 2022. [...]
2025 - 7 p. - Published in : JINST 20 (2025) C03038 Fulltext: PDF;
In : Topical Workshop on Electronics for Particle Physics 2024, Glasgow, United Kingdom, 30 Sep - 4 Oct 2024, pp.C03038

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2025-03-29
06:18
Design of hardware interfaces for the LHC Phase-2 CMS ECAL Barrel Safety System / Cokic, L (CERN) ; Dissertori, G (Zurich, ETH) ; Jiménez Estupiñán, R (Zurich, ETH) ; Härringer, N (Zurich, ETH) ; Stachon, Krzysztof (Zurich, ETH) ; Lustermann, W (Zurich, ETH) ; Auffray Hillemanns, E (CERN) ; Adzic, P (Belgrade U.) ; Jovanovic, D (Belgrade U.) ; Milenovic, P (Belgrade U.) et al.
The CMS Electromagnetic Calorimeter (ECAL) uses lead tungstate scintillating crystals to measure the energy of electrons and photons produced at the Large Hadron Collider (LHC). The High Luminosity upgrade of the LHC (HL-LHC) at CERN during the LHC Long Shutdown 3 imposes significant challenges for its experiments. [...]
2025 - 7 p. - Published in : JINST 20 (2025) C03027 Fulltext: PDF;
In : Topical Workshop on Electronics for Particle Physics 2024, Glasgow, United Kingdom, 30 Sep - 4 Oct 2024, pp.C03027

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2025-03-29
06:18
Firmware implementation of Phase-2 Overlap Muon Track Finder algorithm for CMS Level-1 trigger / Fokow, Piotr Andrzej (Warsaw U. of Tech.) ; Leguina, Pelayo (Oviedo U.) /CMS Collaboration
The Overlap Muon Track Finder (OMTF) is one of the subsystems of the Compact Muon Solenoid (CMS) Level-1 Trigger. For the High-Luminosity Large Hadron Collider era (CMS phase-2 upgrade), a new version of the OMTF is currently under development. [...]
2025 - 7 p. - Published in : JINST 20 (2025) C03022 Fulltext: PDF;
In : Topical Workshop on Electronics for Particle Physics 2024, Glasgow, United Kingdom, 30 Sep - 4 Oct 2024, pp.C03022

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2025-03-29
06:18
Back-end DAQ system prototype testing and integration on a full detector test system for the CMS HGCAL detector / Rosado, M (CERN ; Lisbon, IST) ; Şarkışla, A (CERN ; Bogazici U.) ; Mallios, S (Imperial Coll., London) ; Akgün, B (Bogazici U.) ; David, A (CERN) ; Roma, N (Lisbon, IST) ; Tomás, P (Lisbon, IST) ; Vichoudis, P (CERN) /CMS Collaboration
The CMS Collaboration will replace its current endcap calorimeters with the new highgranularity calorimeter (HGCAL) for operations at the HL-LHC. The HGCAL back-end DAQ (DataAcquisition) system comprises 96 FPGA-based ATCA (Advanced Telecommunications ComputingArchitecture) boards, each processing data from 108 input optical fibres operating at10 Gb/s. [...]
2025 - 7 p. - Published in : JINST 20 (2025) C03028 Fulltext: PDF;
In : Topical Workshop on Electronics for Particle Physics 2024, Glasgow, United Kingdom, 30 Sep - 4 Oct 2024, pp.C03028

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2025-03-28
06:04
II.2 - RF engineering / Vollinger, Christine (CERN) ; Wendt, Manfred (CERN)
Radio-frequency (RF) engineering is a subset of electrical engineering, here focused on the application of resonant accelerating structures (cavities), transmission-lines, and a variety of RF components, based on electromagnetic field principles, operating in the frequency range between a few MHz up to tens of GHz..
2024 - 236 p. - Published in : CERN Yellow Rep. School Proc. 3 (2024) 765 Fulltext: PDF;
In : Proceedings of the Joint Universities Accelerator School (JUAS) : Courses and exercises, Geneva, Switzerland, 27 Nov 2024, pp.765 (CERN-2024-003)

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2025-03-28
06:04
I.2 — Special relativity / Henke, Heino (Berlin, Tech. U.)
In most situations particle accelerators use beams at nearly the speed of light. Without Einstein’s theory of Special Relativity, they simply wouldn’t work. [...]
2024 - 34 p. - Published in : CERN Yellow Rep. School Proc. 3 (2024) 39 Fulltext: PDF;
In : Proceedings of the Joint Universities Accelerator School (JUAS) : Courses and exercises, Geneva, Switzerland, 27 Nov 2024, pp.39 (CERN-2024-003)

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2025-03-28
06:04
I.10 — Synchrotron radiation / Ischebeck, Rasmus (PSI, Villigen)
Electrons circulating in a storage ring emit synchrotron radiation. The spectrum of this powerful radiation spans from the far infrared to the X-rays. [...]
2024 - 46 p. - Published in : CERN Yellow Rep. School Proc. 3 (2024) 433 Fulltext: PDF;
In : Proceedings of the Joint Universities Accelerator School (JUAS) : Courses and exercises, Geneva, Switzerland, 27 Nov 2024, pp.433 (CERN-2024-003)

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2025-03-28
06:04
I.9 — Transverse nonlinear effects / Bartosik, Hannes (CERN) ; Kostoglou, Sofia (CERN)
This chapter provides a basic introduction to nonlinear effects in particle accelerators. It covers important concepts like resonance driving terms, resonances, tune diagram and chaotic motion, which are crucial for understanding how particle dynamics evolves in the presence of nonlinear magnetic fields. [...]
2024 - 47 p. - Published in : CERN Yellow Rep. School Proc. 3 (2024) 385 Fulltext: PDF;
In : Proceedings of the Joint Universities Accelerator School (JUAS) : Courses and exercises, Geneva, Switzerland, 27 Nov 2024, pp.385 (CERN-2024-003)

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