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We propose a novel method for identification of a linear pattern of pixels on a two-dimensional grid. Following principles employed by the visual cortex, we employ orientation selective neurons in a neural network which performs this task.…

High Energy Physics - Experiment · Physics 2009-10-28 Halina Abramowicz , David Horn , Ury Naftaly , Carmit Sahar-Pikielny

One of physics goals of the NA61/SHINE experiment is a measurement of hadron production cross sections from proton-Carbon interactions at 31GeV/c for the T2K experiment at J-PARC. A precise knowledge of differential cross sections for pion…

High Energy Physics - Experiment · Physics 2014-11-20 Tomasz Jan Palczewski

High-energy muons from air shower events detected in IceCube are selected using state of the art machine learning algorithms. Attributes to distinguish a HE-muon event from the background of low-energy muon bundles are selected using the…

Instrumentation and Methods for Astrophysics · Physics 2017-01-17 Tomasz Fuchs

In the context of a gas-sampling Digital Hadronic Calorimeter (DHCAL), we explore the potential of using Graph Neural Networks (GNN) for hadron energy reconstruction and Particle Identification (PID) in future collider experiments. For PID,…

High Energy Physics - Experiment · Physics 2025-04-10 M. Borysova , D. Zavazieva , N. Kakati , E. Gross , S. Bressler

A measurement of the $K^{+}\rightarrow\pi^{+}\nu\bar{\nu}$ decay by the NA62 experiment at the CERN SPS is presented, using data collected in 2021 and 2022. This dataset was recorded, after modifications to the beamline and detectors, at a…

High Energy Physics - Experiment · Physics 2025-02-28 NA62 Collaboration

The efficient tagging of individual muons, along with the stability of the involved ultrathin carbon foil, is critical for ensuring fast, reliable and reproducible low-energy muon spin rotation (LE-$\mathrm{\mu}$SR) measurements. At the…

Instrumentation and Detectors · Physics 2025-08-01 Gianluca Janka , Herman Ishchenko , Zaher Salman , Andreas Suter , Thomas Prokscha

Precision measurements of the branching ratios (BRs) for rare kaon decays can provide unique constraints on CKM unitarity and may reveal the existence of new physics. The BRs for two of these decays, $K^+\to\pi^+\nu\bar{\nu}$ and…

High Energy Physics - Experiment · Physics 2020-09-24 NA62 Collaboration , KLEVER Collaboration

Technologies that function at room temperature often require magnets with a high Curie temperature, $T_\mathrm{C}$, and can be improved with better materials. Discovering magnetic materials with a substantial $T_\mathrm{C}$ is challenging…

Materials Science · Physics 2023-08-09 Joshua F. Belot , Valentin Taufour , Stefano Sanvito , Gus L. W. Hart

The performance of muon reconstruction, identification, and triggering in CMS has been studied using 40 inverse picobarns of data collected in pp collisions at sqrt(s) = 7 TeV at the LHC in 2010. A few benchmark sets of selection criteria…

Instrumentation and Detectors · Physics 2013-03-21 CMS Collaboration

The NA62 experiment at CERN will measure the branching ratio of the K+ -> pi+ nu nubar decay with a precision of 10%, collecting about 100 events in two years of run. This paper will review the design of the experiment, the strategy for the…

Instrumentation and Detectors · Physics 2014-08-01 Riccardo Fantechi

The main aim of the NA62 experiment at CERN is to study the rare $K^+ \rightarrow \pi^+ \nu \bar{\nu}$ decay and measure its Branching Ratio (BR) with $10%$ precision. Due to its theoretical precision, this decay is an excellent probe to…

High Energy Physics - Experiment · Physics 2014-11-25 Angela Romano

We investigate whether state-of-the-art classification features commonly used to distinguish electrons from jet backgrounds in collider experiments are overlooking valuable information. A deep convolutional neural network analysis of…

Data Analysis, Statistics and Probability · Physics 2021-07-07 Julian Collado , Jessica N. Howard , Taylor Faucett , Tony Tong , Pierre Baldi , Daniel Whiteson

The NA48/2 Collaboration at CERN has accumulated unprecedented statistics of rare kaon decays in the Ke4 modes: Ke4(+-) ($K^\pm \to \pi^+ \pi^- e^\pm \nu$) and Ke4(00) ($K^\pm \to \pi^0 \pi^0 e^\pm \nu$) with nearly one percent background…

High Energy Physics - Experiment · Physics 2016-08-10 NA48/2 , NA62 Collaborations , : , F. Ambrosino , A. Antonelli , G. Anzivino , R. Arcidiacono , W. Baldini , S. Balev , J. R. Batley , M. Behler , S. Bifani , C. Biino , A. Bizzeti , B. Bloch-Devaux , G. Bocquet , V. Bolotov , F. Bucci , N. Cabibbo , M. Calvetti , N. Cartiglia , A. Ceccucci , P. Cenci , C. Cerri , C. Cheshkov , J. B. Chèze , M. Clemencic , G. Collazuol , F. Costantini , A. Cotta Ramusino , D. Coward , D. Cundy , A. Dabrowski , G. D'Agostini , P. Dalpiaz , C. Damiani , H. Danielsson , M. De Beer , G. Dellacasa , J. Derré , H. Dibon , D. Di Filippo , L. DiLella , N. Doble , V. Duk , J. Engelfried , K. Eppard , V. Falaleev , R. Fantechi , M. Fidecaro , L. Fiorini , M. Fiorini , T. Fonseca Martin , P. L. Frabetti , A. Fucci , S. Gallorini , L. Gatignon , E. Gersabeck , A. Gianoli , S. Giudici , A. Gonidec , E. Goudzovski , S. Goy Lopez , E. Gushchin , B. Hallgren , M. Hita-Hochgesand , M. Holder , P. Hristov , E. Iacopini , E. Imbergamo , M. Jeitler , G. Kalmus , V. Kekelidze , K. Kleinknecht , V. Kozhuharov , W. Kubischta , V. Kurshetsov , G. Lamanna , C. Lazzeroni , M. Lenti , E. Leonardi , L. Litov , D. Madigozhin , A. Maier , I. Mannelli , F. Marchetto , G. Marel , M. Markytan , P. Marouelli , M. Martini , L. Masetti , P. Massarotti , E. Mazzucato , A. Michetti , I. Mikulec , M. Misheva , N. Molokanova , E. Monnier , U. Moosbrugger , C. Morales Morales , M. Moulson , S. Movchan , D. J. Munday , M. Napolitano , A. Nappi , G. Neuhofer , A. Norton , T. Numao , V. Obraztsov , V. Palladino , M. Patel , M. Pepe , A. Peters , F. Petrucci , M. C. Petrucci , B. Peyaud , R. Piandani , M. Piccini , G. Pierazzini , I. Polenkevich , I. Popov , Yu. Potrebenikov , M. Raggi , B. Renk , F. Retière , P. Riedler , A. Romano , P. Rubin , G. Ruggiero , A. Salamon , G. Saracino , M. Savrié , M. Scarpa , V. Semenov , A. Sergi , M. Serra , M. Shieh , S. Shkarovskiy , M. W. Slater , M. Sozzi , T. Spadaro , S. Stoynev , E. Swallow , M. Szleper , M. Valdata-Nappi , P. Valente , B. Vallage , M. Velasco , M. Veltri , S. Venditti , M. Wache , H. Wahl , A. Walker , R. Wanke , L. Widhalm , A. Winhart , R. Winston , M. D. Wood , S. A. Wotton , O. Yushchenko , A. Zinchenko , M. Ziolkowski

The rare kaon decay $K^+\to\pi^+\nu\bar{\nu}$ is an ideal process in which to search for signs of new physics and is the primary goal of the NA62 experiment at CERN. In this paper we report on a lattice QCD calculation of the long-distance…

High Energy Physics - Lattice · Physics 2019-12-11 Norman H. Christ , Xu Feng , Antonin Portelli , Christopher T. Sachrajda

Next generation calorimetric experiments for the search of rare events rely on the detection of tiny amounts of light (of the order of 20 optical photons) to discriminate and reduce background sources and improve sensitivity. Calorimetric…

Water Cherenkov detectors like Super-Kamiokande, and the next generation Hyper-Kamiokande are adding gadolinium to their water to improve the detection of neutrons. By detecting neutrons in addition to the leptons in neutrino interactions,…

Instrumentation and Detectors · Physics 2023-01-16 Blair Jamieson , Matt Stubbs , Sheela Ramanna , John Walker , Nick Prouse , Ryosuke Akutsu , Patrick de Perio , Wojciech Fedorko

We describe the design, construction and performance of the PIBETA detector built for the precise measurement of the branching ratio of pion beta decay, pi+ -> pi0 e+ nu, at the Paul Scherrer Institute. The central part of the detector is a…

We describe the design concept and estimated performance of an iron-scintillator sampling calorimeter for the future Electron Ion Collider. The novel aspect of this detector is a multi-dimensional readout coupled with foreseen excellent…

Instrumentation and Detectors · Physics 2026-05-29 Rowan Kelleher , Anselm Vossen , William W. Jacobs , Gerard Visser , Simon Schneider , Yordanka Ilieva , Pawel Nadel-Turonski

The NA62 experiment at CERN is designed to measure precisely the rare decay $K^{+} \rightarrow \pi^+ \nu \bar{\nu}$. The intensity and energy of the SPS proton beam used to produce the $K^+$, as well as the hermetic detector coverage and…

High Energy Physics - Experiment · Physics 2017-11-27 Babette Döbrich

The identification of deuteron with momentum in range of $0.52$-$0.72$ GeV/$c$ has been studied with the specific ionization energy loss information, using the data sample collected by the BESIII detector at center-of-mass energies between…

High Energy Physics - Experiment · Physics 2023-11-27 Wei Wang , Bo Zheng , Jia Jia Qin , Zhi Yong Wang