CERN Accelerating science

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2025-04-07
10:04
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Physics in the abyss with KM3NeT: from cosmic rays to neutrino oscillations / Coyle, Paschal Anthony (speaker) (Centre National de la Recherche Scientifique (FR))
The Kilometre cube neutrino telescope (KM3NeT) is a deep-sea neutrino telescope currently under construction in the Mediterranean Sea. Its main goals are the search for astrophysical sources of high energy cosmic neutrinos and the study of neutrino oscillation phenomena with atmospheric neutrinos [...]
2025 - 5000. CERN Colloquium External link: Event details In : Physics in the abyss with KM3NeT: from cosmic rays to neutrino oscillations

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2025-04-07
09:59
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Réunion publique Association du personnel / Mardirossian, Isabelle (speaker) (CERN)
Simultaneous interpretation will be provided in English by Zoom. Si vous souhaitez soumettre des questions à l'équipe de l'AP, nous vous invitons à venir en personne ou de les soumettre via Zoom..
2025 - 5848. Reunions publiques External link: Event details In : Réunion publique Association du personnel

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2025-04-07
09:59
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Hardware provisioning for CTA / Leduc, Julien (speaker) (CERN)
The CERN Tape Archive (CTA) was designed to meet the demands of data archival from the LHC experiments, in terms of both data volume and throughput. In order to ingest data at the rates demanded by the LHC data acquisition (DAQ) systems, the system is built on EOS and CTA's scalable architecture principles. [...]
2025 - 879. HEP Computing; CERN Tape Archive Workshop : CTA 2025 External links: Talk details; Event details In : CERN Tape Archive Workshop : CTA 2025

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2025-04-07
09:59
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Informationally complete measurements and tensor networks for high-precision measurements / Mangini, Stefano (speaker) (Algorithmiq)
Abstract: Accurate estimation of quantum observables is a fundamental challenge in quantum computing. In this talk, we explore a novel approach to providing unbiased estimators of multiple observables with low statistical error by leveraging informationally (over)complete measurements and tensor networks. [...]
2025 - 4077. QTI Seminars External link: Event details In : Informationally complete measurements and tensor networks for high-precision measurements

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2025-04-07
09:22
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Architecture-agnostic performance analysis with Adaptyst / Graczyk, Maksymilian (speaker) (CERN)
Adaptyst (formerly AdaptivePerf) is designed to be an architecture-agnostic performance analysis tool addressing software, hardware, and system needs across the entire computing spectrum in HEP and beyond: from edge/embedded computing up to WLCG and high-performance computing. In the current development stage, it is a code profiler inspecting on-CPU and off-CPU activity of every thread and process of a given program running on Linux through the patched "perf" and cache-aware roofline analysis. [...]
2025 - Streaming video. IT Technical Forum (ITTF); Architecture-agnostic performance analysis with Adaptyst External links: Talk details; Event details In : Architecture-agnostic performance analysis with Adaptyst

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2025-04-04
20:24
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The other side of cosmology: what we learn from first galaxies and black holes / Fontana, Adriano (speaker) (INAF Rome Observatory)
The young Universe - that is, the epoch when first stars, galaxies and black holes formed in less than 0.5 Gyr after the Big Bang - is one of the most actively studied sectors of astrophysics, with deep connections to fundamental physics. In my talk (targeted to non-specialists)  I will present how recent observations - mostly obtained with the space telescope JWST and the ground-based sub-mm array ALMA -  are revolutionising our understanding of the formation of the first galaxies and their embedded Black Holes. The physical nature of these  galaxies is challenging our models of early galaxy formation, showing that the formation of the first stars has been more efficient than previously expected. These galaxies also appear to host Black Holes that are more numerous and massive than expected, opening the possibility that they do not descend from stellar seeds but rather from primordial black holes of different nature. I will finally discuss how these discoveries offer a new way to provide independent constraints on some classes of non-standard cosmologies that are being proposed to address the tensions in the current Λ-CDM model.  
2025 - 3965. Academic Training Lecture Regular Programme, 2024-2025 External link: Event details In : The other side of cosmology: what we learn from first galaxies and black holes

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2025-04-04
14:06
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CEMTM "The White Rabbit Collaboration" / Serrano, Javier (speaker) (CERN)
White Rabbit (WR) is an open-source synchronisation technology born at CERN and developed with other institutes and companies. It is commercially available from several vendors, and its adoption in industry and academia increased significantly after it was standardised as part of the Precise Time Protocol (IEEE 1588). [...]
2025 - 3658. CEM Technical meetings External link: Event details In : CEMTM "The White Rabbit Collaboration"

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2025-04-04
14:05
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Initial stage jet momentum broadening in a Light-Front Hamiltonian approach / Lamas, Carlos (speaker) (IGFAE-USC)
We study the momentum broadening of a high energy quark jet in the high-density gluon medium created right after the collision of two ultrarrelativistic heavy nuclei, the Glasma. Previous Glasma studies consider the jet as a classical probe particle, for which position and momentum are simultaneously determined. [...]
2025 - 1156. TH institutes; High energy probes of the initial stages External links: Talk details; Event details In : High energy probes of the initial stages

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2025-04-04
14:04
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Heavy Quark Hadron RAA and v2 in the Hybrid Model with Coalescence / Du Plessis, Jean (speaker)
2025 - 842. TH institutes; High energy probes of the initial stages External links: Talk details; Event details In : High energy probes of the initial stages

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2025-04-04
14:04
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Study of Heavy Quark Momentum Broadening in a Non-Abelian Plasma in- and out-of-equilibrium / Pandey, Harshit (speaker) (The Institute of Mathematical Sciences, Chennai, India)
2025 - 933. TH institutes; High energy probes of the initial stages External links: Talk details; Event details In : High energy probes of the initial stages

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