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The demands placed on computational resources by the simulation requirements of high energy physics experiments motivate the development of novel simulation tools. Machine learning based generative models offer a solution that is both fast…

Instrumentation and Detectors · Physics 2023-04-03 Sascha Diefenbacher , Engin Eren , Frank Gaede , Gregor Kasieczka , Anatolii Korol , Katja Krüger , Peter McKeown , Lennart Rustige

In order to better understand energy estimation of electromagnetic showers in segmented calorimeters, detailed Geant4 simulation studies of electromagnetic showers in the energy range 1--100 GeV in CsI have been performed. When sampled in…

Instrumentation and Detectors · Physics 2016-11-15 Sara Bergenius Gavler , Per Carlson , Jan Conrad

The output of a photodetector consists of a current pulse whose charge has the statistical distribution of the actual photon numbers convolved with a Bernoulli distribution. Photodetectors are characterized by a nonunit quantum efficiency,…

Quantum Physics · Physics 2015-06-26 G. Zambra , M. G. A. Paris

In particle physics, homogeneous calorimeters are used to measure the energy of particles as they interact with the detector material. Although not as precise as trackers or muon detectors, these calorimeters provide valuable insights into…

We present an efficient and robust method for the reconstruction of photon number distributions by using solely thermal noise as a probe. The method uses a minimal number of pre-calibrated quantum devices, only one on/off single-photon…

Quantum Physics · Physics 2014-10-10 G. Harder , D. Mogilevtsev , N. Korolkova , Ch. Silberhorn

This study introduces chromatic calorimetry, a novel particle detection method that uses strategically layered scintillators with different emission wavelengths. This approach aims to enhance energy measurement by capturing particle…

Instrumentation and Detectors · Physics 2025-01-16 Devanshi Arora , Matteo Salomoni , Yacine Haddad , Vojtech Zabloudil , Michael Doser , Masaki Owari , Etiennette Auffray

The low conversion rate and efficiency always weaken the performance of thermochemical water-splitting reaction. Herein, we, for the first time, conducted the thermodynamic study of a hydrogen permeable membrane (HPM) in an isothermal…

Materials Science · Physics 2018-08-08 Chenxi Sui , Hongsheng Wang , Xiang Liu , Xuejiao Hu

Charged particle track reconstruction in silicon detectors of collider experiments in high-multiplicity events, such as heavy-ion collisions at LHC, is a difficult and resource-demanding process. The first phase of the procedure is the…

High Energy Physics - Experiment · Physics 2025-09-03 Petr Balek , Tomasz Bold , Michal Naworyta

With centre-of-mass energies covering the Z pole, the WW threshold, the HZ production, and the top-pair threshold, the FCC-ee offers unprecedented possibilities to measure the properties of the four heaviest particles of the Standard Model…

High Energy Physics - Experiment · Physics 2021-09-02 Martin Aleksa , Franco Bedeschi , Roberto Ferrari , Felix Sefkow , Christopher G. Tully

In future high-energy physics experiments, the electromagnetic calorimeter (ECAL) will operate in exceptionally high-luminosity. An ECAL featuring layered readout in the longitudinal direction and precise time-stamped information offers a…

High Energy Physics - Experiment · Physics 2025-05-08 J. Fei , A. Yuan , K. Wei , L. Sun , J. Wang

In this talk recent simulation results on the single high energy electron reconstruction with the Beam Calorimeter for the ILD detector are presented. Guinea Pig is used to generate the e+e- pair background and GEANT4 for the simulation of…

Instrumentation and Detectors · Physics 2010-06-18 Olga Novgorodova

We describe the method devised to reconstruct inclined cosmic-ray air showers with zenith angles greater than $60^\circ$ detected with the surface array of the Pierre Auger Observatory. The measured signals at the ground level are fitted to…

High Energy Astrophysical Phenomena · Physics 2016-09-07 The Pierre Auger Collaboration , A. Aab , P. Abreu , M. Aglietta , M. Ahlers , E. J. Ahn , I. Al Samarai , I. F. M. Albuquerque , I. Allekotte , J. Allen , P. Allison , A. Almela , J. Alvarez Castillo , J. Alvarez-Muñiz , R. Alves Batista , M. Ambrosio , A. Aminaei , L. Anchordoqui , S. Andringa , C. Aramo , F. Arqueros , H. Asorey , P. Assis , J. Aublin , M. Ave , M. Avenier , G. Avila , A. M. Badescu , K. B. Barber , J. Bäuml , C. Baus , J. J. Beatty , K. H. Becker , J. A. Bellido , C. Berat , X. Bertou , P. L. Biermann , P. Billoir , F. Blanco , M. Blanco , C. Bleve , H. Blümer , M. Boháčová , D. Boncioli , C. Bonifazi , R. Bonino , N. Borodai , J. Brack , I. Brancus , P. Brogueira , W. C. Brown , P. Buchholz , A. Bueno , M. Buscemi , K. S. Caballero-Mora , B. Caccianiga , L. Caccianiga , M. Candusso , L. Caramete , R. Caruso , A. Castellina , G. Cataldi , L. Cazon , R. Cester , A. G. Chavez , S. H. Cheng , A. Chiavassa , J. A. Chinellato , J. Chudoba , M. Cilmo , R. W. Clay , G. Cocciolo , R. Colalillo , L. Collica , M. R. Coluccia , R. Conceição , F. Contreras , M. J. Cooper , S. Coutu , C. E. Covault , A. Criss , J. Cronin , A. Curutiu , R. Dallier , B. Daniel , S. Dasso , K. Daumiller , B. R. Dawson , R. M. de Almeida , M. De Domenico , S. J. de Jong , J. R. T. de Mello Neto , I. De Mitri , J. de Oliveira , V. de Souza , L. del Peral , O. Deligny , H. Dembinski , N. Dhital , C. Di Giulio , A. Di Matteo , J. C. Diaz , M. L. Díaz Castro , P. N. Diep , F. Diogo , C. Dobrigkeit , W. Docters , J. C. D'Olivo , P. N. Dong , A. Dorofeev , Q. Dorosti Hasankiadeh , M. T. Dova , J. Ebr , R. Engel , M. Erdmann , M. Erfani , C. O. Escobar , J. Espadanal , A. Etchegoyen , P. Facal San Luis , H. Falcke , K. Fang , G. Farrar , A. C. Fauth , N. Fazzini , A. P. Ferguson , M. Fernandes , B. Fick , J. M. Figueira , A. Filevich , A. Filipčič , B. D. Fox , O. Fratu , U. Fröhlich , B. Fuchs , T. Fuji , R. Gaior , B. García , S. T. Garcia Roca , D. Garcia-Gamez , D. Garcia-Pinto , G. Garilli , A. Gascon Bravo , F. Gate , H. Gemmeke , P. L. Ghia , U. Giaccari , M. Giammarchi , M. Giller , C. Glaser , H. Glass , F. Gomez Albarracin , M. Gómez Berisso , P. F. Gómez Vitale , P. Gonçalves , J. G. Gonzalez , B. Gookin , A. Gorgi , P. Gorham , P. Gouffon , S. Grebe , N. Griffith , A. F. Grillo , T. D. Grubb , Y. Guardincerri , F. Guarino , G. P. Guedes , P. Hansen , D. Harari , T. A. Harrison , J. L. Harton , A. Haungs , T. Hebbeker , D. Heck , P. Heimann , A. E. Herve , G. C. Hill , C. Hojvat , N. Hollon , E. Holt , P. Homola , J. R. Hörandel , P. Horvath , M. Hrabovský , D. Huber , T. Huege , A. Insolia , P. G. Isar , K. Islo , I. Jandt , S. Jansen , C. Jarne , M. Josebachuili , A. Kääpä , O. Kambeitz , K. H. Kampert , P. Kasper , I. Katkov , B. Kégl , B. Keilhauer , A. Keivani , E. Kemp , R. M. Kieckhafer , H. O. Klages , M. Kleifges , J. Kleinfeller , R. Krause , N. Krohm , O. Krömer , D. Kruppke-Hansen , D. Kuempel , N. Kunka , G. La Rosa , D. LaHurd , L. Latronico , R. Lauer , M. Lauscher , P. Lautridou , S. Le Coz , M. S. A. B. Leão , D. Lebrun , P. Lebrun , M. A. Leigui de Oliveira , A. Letessier-Selvon , I. Lhenry-Yvon , K. Link , R. López , A. Lopez Agëra , K. Louedec , J. Lozano Bahilo , L. Lu , A. Lucero , M. Ludwig , H. Lyberis , M. C. Maccarone , M. Malacari , S. Maldera , J. Maller , D. Mandat , P. Mantsch , A. G. Mariazzi , V. Marin , I. C. Mariş , G. Marsella , D. Martello , L. Martin , H. Martinez , O. Martínez Bravo , D. Martraire , J. J. Masías Meza , H. J. Mathes , S. Mathys , A. J. Matthews , J. Matthews , G. Matthiae , D. Maurel , D. Maurizio , E. Mayotte , P. O. Mazur , C. Medina , G. Medina-Tanco , M. Melissas , D. Melo , E. Menichetti , A. Menshikov , S. Messina , R. Meyhandan , S. Mićanović , M. I. Micheletti , L. Middendorf , I. A. Minaya , L. Miramonti , B. Mitrica , L. Molina-Bueno , S. Mollerach , M. Monasor , D. Monnier Ragaigne , F. Montanet , C. Morello , J. C. Moreno , M. Mostafá , C. A. Moura , M. A. Muller , G. Müller , M. Münchmeyer , R. Mussa , G. Navarra , S. Navas , P. Necesal , L. Nellen , A. Nelles , J. Neuser , D. Newton , M. Niechciol , L. Niemietz , T. Niggemann , D. Nitz , D. Nosek , V. Novotny , L. Nožka , L. Ochilo , A. Olinto , M. Oliveira , V. M. Olmos-Gilbaja , M. Ortiz , N. Pacheco , D. Pakk Selmi-Dei , M. Palatka , J. Pallotta , N. Palmieri , P. Papenbreer , G. Parente , A. Parra , S. Pastor , T. Paul , M. Pech , J. Pȩkala , R. Pelayo , I. M. Pepe , L. Perrone , R. Pesce , E. Petermann , C. Peters , S. Petrera , A. Petrolini , Y. Petrov , R. Piegaia , T. Pierog , P. Pieroni , M. Pimenta , V. Pirronello , M. Platino , M. Plum , A. Porcelli , C. Porowski , P. Privitera , M. Prouza , V. Purrello , E. J. Quel , S. Querchfeld , S. Quinn , J. Rautenberg , O. Ravel , D. Ravignani , B. Revenu , J. Ridky , S. Riggi , M. Risse , P. Ristori , V. Rizi , J. Roberts , W. Rodrigues de Carvalho , I. Rodriguez Cabo , G. Rodriguez Fernandez , J. Rodriguez Rojo , M. D. Rodríguez-Frías , G. Ros , J. Rosado , T. Rossler , M. Roth , E. Roulet , A. C. Rovero , C. Rühle , S. J. Saffi , A. Saftoiu , F. Salamida , H. Salazar , F. Salesa Greus , G. Salina , F. Sánchez , P. Sanchez-Lucas , C. E. Santo , E. Santos , E. M. Santos , F. Sarazin , B. Sarkar , R. Sarmento , R. Sato , N. Scharf , V. Scherini , H. Schieler , P. Schiffer , A. Schmidt , O. Scholten , H. Schoorlemmer , P. Schovánek , A. Schulz , J. Schulz , S. J. Sciutto , A. Segreto , M. Settimo , A. Shadkam , R. C. Shellard , I. Sidelnik , G. Sigl , O. Sima , A. Śmiał kowski , R. Šmída , G. R. Snow , P. Sommers , J. Sorokin , R. Squartini , Y. N. Srivastava , S. Stanič , J. Stapleton , J. Stasielak , M. Stephan , A. Stutz , F. Suarez , T. Suomijärvi , A. D. Supanitsky , M. S. Sutherland , J. Swain , Z. Szadkowski , M. Szuba , O. A. Taborda , A. Tapia , M. Tartare , N. T. Thao , V. M. Theodoro , J. Tiffenberg , C. Timmermans , C. J. Todero Peixoto , G. Toma , L. Tomankova , B. Tomé , A. Tonachini , G. Torralba Elipe , D. Torres Machado , P. Travnicek , E. Trovato , M. Tueros , R. Ulrich , M. Unger , M. Urban , J. F. Valdés Galicia , I. Valiño , L. Valore , G. van Aar , A. M. van den Berg , S. van Velzen , A. van Vliet , E. Varela , B. Vargas Cárdenas , G. Varner , J. R. Vázquez , R. A. Vázquez , D. Veberič , V. Verzi , J. Vicha , M. Videla , L. Villaseñor , B. Vlcek , S. Vorobiov , H. Wahlberg , O. Wainberg , D. Walz , A. A. Watson , M. Weber , K. Weidenhaupt , A. Weindl , F. Werner , B. J. Whelan , A. Widom , L. Wiencke , B. Wilczyńska , H. Wilczyński , M. Will , C. Williams , T. Winchen , D. Wittkowski , B. Wundheiler , S. Wykes , T. Yamamoto , T. Yapici , P. Younk , G. Yuan , A. Yushkov , B. Zamorano , E. Zas , D. Zavrtanik , M. Zavrtanik , I. Zaw , A. Zepeda , J. Zhou , Y. Zhu , M. Zimbres Silva , M. Ziolkowski

The efficiency of the photon identification criteria in the ATLAS detector is measured using 36.1 fb$^{-1}$ to 36.7 fb$^{-1}$ of $pp$ collision data at $\sqrt{s}$ = 13 TeV collected in 2015 and 2016. The efficiencies are measured separately…

High Energy Physics - Experiment · Physics 2019-04-01 ATLAS Collaboration

This paper describes the reconstruction of electrons and photons with the ATLAS detector, as employed for measurements and searches exploiting the complete LHC Run 2 dataset. An improved energy clustering algorithm is introduced, and its…

High Energy Physics - Experiment · Physics 2019-12-18 ATLAS Collaboration

The Fluorescence detector Array of Single-pixel Telescopes aims to deploy an array of simplified, autonomous fluorescence telescopes over an area of $\sim60,000$ km$^{2}$ to observe ultra-high energy cosmic rays. The unprecedented size of…

Instrumentation and Methods for Astrophysics · Physics 2025-10-28 Fraser Bradfield

We present a study of high energy photodisintegration of proton-pairs through the gamma + 3He -> p+p+n channel. Photon energies from 0.8 to 4.7 GeV were used in kinematics corresponding to a proton pair with high relative momentum and a…

The algorithms used by the ATLAS Collaboration to reconstruct and identify prompt photons are described. Measurements of the photon identification efficiencies are reported, using 4.9 fb$^{-1}$ of pp collision data collected at the LHC at…

High Energy Physics - Experiment · Physics 2016-12-14 ATLAS Collaboration

Photon recycling is required for a solar cell to achieve an open-circuit voltage ($V_{OC}$) and power conversion efficiency (PCE) approaching the Shockley-Queisser theoretical limit. In metal halide perovskite solar cells, the achievable…

Applied Physics · Physics 2019-07-17 Roberto Brenes , Madeleine Laitz , Joel Jean , Dane W. deQuilettes , Vladimir Bulovic

Surface reconstruction from point clouds is a fundamental step in many applications in computer vision. In this paper, we develop an efficient iterative method on a variational model for the surface reconstruction from point clouds. The…

Numerical Analysis · Mathematics 2020-05-26 Dong Wang

Stereoscopic arrays of Imaging Atmospheric Cherenkov Telescopes allow to reconstruct gamma-ray-induced showers in 3 dimensions, which offers several advantages: direct access to the shower parameters in space and straightforward…

Instrumentation and Methods for Astrophysics · Physics 2011-06-08 M. Naumann-Godó , M. Lemoine-Goumard , B. Degrange