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A Run-Wise Simulation and Analysis Framework for Imaging Atmospheric Cherenkov Telescope Arrays

We introduce a new simulation and analysis paradigm for Imaging Atmospheric Cherenkov Telescope (IACT) arrays, simulating the actual observation conditions as well as individual telescope configuration for each observation unit. Compared to…

High Energy Astrophysical Phenomena · Physics 2020-07-29 M. Holler , J. -P. Lenain , M. de Naurois , R. Rauth , D. A. Sanchez

The CAT Imaging Telescope for Very-High-Energy Gamma-Ray Astronomy

The CAT (Cherenkov Array at Themis) imaging telescope, equipped with a very-high-definition camera (546 fast phototubes with 0.12 degrees spacing surrounded by 54 larger tubes in two guard rings) started operation in Autumn 1996 on the site…

Astrophysics · Physics 2009-10-30 A. Barrau , R. Bazer-Bachi , E. Beyer , H. Cabot , M. Cerutti , L. M. Chounet , G. Debiais , B. Degrange , H. Delchini , J. P. Denance , G. Descotes , J. P. Dezalay , A. Djannati-Atai , D. Dumora , P. Espigat , B. Fabre , P. Fleury , G. Fontaine , R. George , C. Ghesquiere , J. Gilly , P. Goret , C. Gouiffes , J. C. Gouillaud , C. Gregory , I. A. Grenier , L. Iacoucci , L. Kalt , S. Le Bohec , I. Malet , C. Meynadier , J. P. Mols , P. Mora de Freitas , R. Morano , G. Morinaud , F. Munz , M. Palatka , T. A. Palfrey , E. Pare , Y. Pons , M. Punch , J. Quebert , K. Ragan , C. Renault , M. Rivoal , L. Rob , P. Schovanek , D. Smith , A. Tabary , J. P. Tavernet , F. Toussenel , J. Vrana

Design of a 7m Davies-Cotton Cherenkov telescope mount for the high energy section of the Cherenkov Telescope Array

The Cherenkov Telescope Array is the next generation ground-based observatory for the study of very-high-energy gamma-rays. It will provide an order of magnitude more sensitivity and greater angular resolution than present systems as well…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 A. C. Rovero , P. Ringegni , G. Vallejo , A. D. Supanitsky , M. Actis , A. Botani , I. Ochoa , G. Hughes

Investigating a Deep Learning Method to Analyze Images from Multiple Gamma-ray Telescopes

Imaging atmospheric Cherenkov telescope (IACT) arrays record images from air showers initiated by gamma rays entering the atmosphere, allowing astrophysical sources to be observed at very high energies. To maximize IACT sensitivity,…

Instrumentation and Methods for Astrophysics · Physics 2020-01-13 Aryeh Brill , Qi Feng , T. Brian Humensky , Bryan Kim , Daniel Nieto , Tjark Miener

Probing extreme environments with the Cherenkov Telescope Array

The physics of the non-thermal Universe provides information on the acceleration mechanisms in extreme environments, such as black holes and relativistic jets, neutron stars, supernovae or clusters of galaxies. In the presence of magnetic…

Instrumentation and Methods for Astrophysics · Physics 2021-06-11 C. Boisson , A. M. Brown , A. Burtovoi , M. Cerruti , M. Chernyakova , T. Hassan , J. -P. Lenain , M. Manganaro , P. Romano , H. Sol , F. Tavecchio , S. Vercellone , L. Zampieri , R. Zanin , A. Zech , I. Agudo , R. Alves Batista , E. O. Anguner , L. A. Antonelli , M. Backes , C. Balazs , J. Becerra González , C. Bigongiari , E. Bissaldi , J. Bolmont , P. Bordas , Ž. Bošnjak , M. Böttcher , M. Burton , F. Cangemi , P. Caraveo , M. Cardillo , S. Caroff , A. Carosi , S. Casanova , S. Chaty , J. L. Contreras , J. G. Coelho , G. Cotter , A. D'Aì , F. D'Ammando , E. M. de Gouveia Dal Pino , D. de Martino , C. Delgado , D. della Volpe , A. Djannati-Ataï , R. C. Dos Anjos , E. de Oña Wilhelmi , V. Dwarkadas , G. Emery , E. Fedorova , S. Fegan , M. D. Filipovic , G. Galanti , D. Gasparrini , G. Ghirlanda , P. Goldoni , J. Granot , J. G. Green , M. Heller , B. Hnatyk , R. Hnatyk , D. Horan , T. Hovatta , S. Inoue , M. Jamrozy , B. Khélifi , N. Komin , K. Kohri , A. Lamastra , N. La Palombara , E. Lindfors , I. Liodakis , S. Lombardi , F. Longo , F. Lucarelli , P. L. Luque-Escamilla , J. Marti , M. Martinez , D. Mazin , J. D. Mbarubucyeye , S. Menchiari , L. Mohrmann , T. Montaruli , A. Moralejo Olaizola , D. Morcuende , G. Morlino , A. Morselli , C. G. Mundell , T. Murach , A. Nagai , A. Nayerhoda , J. Niemiec , M. Nikolajuk , B. Olmi , M. Orienti , J. M. Paredes , G. Pareschi , A. Pe'er , G. Pühlhofer , M. Punch , O. Reimer , M. Ribó , F. Rieger , G. Rodriguez , J. Rodriguez , G. Romeo , M. Roncadelli , G. Rowell , B. Rudak , I. Sadeh , F. Salesa Greus , U. Sawangwit , F. Schüssler , O. Sergijenko , R. C. Shellard , F. G. Saturni , A. Stamerra , Th. Stolarczyk , G. Tagliaferri , V. Testa , L. Tibaldo , S. Ventura , A. Viana , J. Vink , V. Vitale , S. Vorobiov , A. Wierzcholska , M. Zacharias , D. Zavrtanik

Ground based gamma-ray astronomy with Cherenkov Telescopes

Very-high-energy (>100 GeV) gamma-ray astronomy is emerging as an important discipline in both high energy astrophysics and astro-particle physics. This field is currently dominated by Imaging Atmospheric-Cherenkov Telescopes (IACTs) and…

Astrophysics · Physics 2010-01-15 Jim Hinton

Analysis of the Cherenkov Telescope Array first Large-Sized Telescope real data using convolutional neural networks

The Cherenkov Telescope Array (CTA) is the future ground-based gamma-ray observatory and will be composed of two arrays of imaging atmospheric Cherenkov telescopes (IACTs) located in the Northern and Southern hemispheres respectively. The…

Instrumentation and Methods for Astrophysics · Physics 2021-08-10 Thomas Vuillaume , Mikaël Jacquemont , Mathieu de Bony de Lavergne , David A. Sanchez , Vincent Poireau , Gilles Maurin , Alexandre Benoit , Patrick Lambert , Giovanni Lamanna , CTA-LST Project

FlashCam: A fully digital camera for CTA telescopes

The future Cherenkov Telescope Array (CTA) will consist of several tens of telescopes of different mirror sizes. CTA will provide next generation sensitivity to very high energy photons from few tens of GeV to >100 TeV. Several focal plane…

Instrumentation and Methods for Astrophysics · Physics 2019-08-15 G. Pühlhofer , C. Bauer , A. Biland , D. Florin , C. Föhr , A. Gadola , G. Hermann , C. Kalkuhl , J. Kasperek , T. Kihm , J. Koziol , A. Manalaysay , A. Marszalek , P. J. Rajda , T. Schanz , S. Steiner , U. Straumann , C. Tenzer , P. Vogler , A. Vollhardt , Q. Weitzel , K. Winiarski , K. Zietara

An outdoor test facility for the Cherenkov Telescope Array mirrors

The Cherenkov Telescopes Array (CTA) is planned to be an Observatory for very high energy gamma ray astronomy and will consist of several tens of telescopes which account for a reflective surface of more than 10000 m$^2$. The mirrors of…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 M. C. Medina , B. Garcia , J. Maya , A. Mancilla , J. J. Larrarte , E. Rasztocky , M. Benitez , J. Dipold , M. Platino

The Cherenkov Telescope Array Large Size Telescope

The two arrays of the Very High Energy gamma-ray observatory Cherenkov Telescope Array (CTA) will include four Large Size Telescopes (LSTs) each with a 23 m diameter dish and 28 m focal distance. These telescopes will enable CTA to achieve…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 G. Ambrosi , Y. Awane , H. Baba , A. Bamba , M. Barceló , U. Barres de Almeida , J. A. Barrio , O. Blanch Bigas , J. Boix , L. Brunetti , E. Carmona , E. Chabanne , M. Chikawa , P. Colin , J. L. Conteras , J. Cortina , F. Dazzi , A. Deangelis , G. Deleglise , C. Delgado , C. Díaz , F. Dubois , A. Fiasson , D. Fink , N. Fouque , L. Freixas , C. Fruck , A. Gadola , R. García , D. Gascon , N. Geffroy , N. Giglietto , F. Giordano , F. Grañena , S. Gunji , R. Hagiwara , N. Hamer , Y. Hanabata , T. Hassan , K. Hatanaka , T. Haubold , M. Hayashida , R. Hermel , D. Herranz , K. Hirotani , S. Inoue , Y. Inoue , K. Ioka , C. Jablonski , M. Kagaya , H. Katagiri , T. Kishimoto , K. Kodani , K. Kohri , Y. Konno , S. Koyama , H. Kubo , J. Kushida , G. Lamanna , T. Le Flour , M. López-Moya , R. López , E. Lorenz , P. Majumdar , A. Manalaysay , M. Mariotti , G. Martínez , M. Martínez , D. Mazin , J. M. Miranda , R. Mirzoyan , I. Monteiro , A. Moralejo , K. Murase , S. Nagataki , D. Nakajima , T. Nakamori , K. Nishijima , K. Noda , A. Nozato , Y. Ohira , M. Ohishi , H. Ohoka , A. Okumura , R. Orito , J. L. Panazol , D. Paneque , R. Paoletti , J. M. Paredes , G. Pauletta , S. Podkladkin , J. Prast , R. Rando , O. Reimann , M. Ribó , S. Rosier-Lees , K. Saito , T. Saito , Y. Saito , N. Sakaki , R. Sakonaka , A. Sanuy , H. Sasaki , M. Sawada , V. Scalzotto , S. Schultz , T. Schweizer , T. Shibata , S. Shu , J. Sieiro , V. Stamatescu , S. Steiner , U. Straumann , R. Sugawara , H. Tajima , H. Takami , S. Tanaka , M. Tanaka , L. A. Tejedor , Y. Terada , M. Teshima , T. Totani , H. Ueno , K. Umehara , A. Vollhardt , R. Wagner , H. Wetteskind , T. Yamamoto , R. Yamazaki , A. Yoshida , T. Yoshida , T. Yoshikoshi

Feasibility of VHE gamma ray detection by an array of imaging atmospheric Cherenkov telescopes using the fluorescence technique

The last 20 years have seen the development of new techniques in Astroparticle Physics providing access to the highest end of the electromagnetic spectrum. It has been shown that some sources emit photons up to energies close to 100 TeV.…

High Energy Astrophysical Phenomena · Physics 2015-08-04 J. L. Contreras , J. Rosado , F. Arqueros , M. López , J. A. Barrio , M. Nievas

Dark Matter and Fundamental Physics with the Cherenkov Telescope Array

The Cherenkov Telescope Array (CTA) is a project for a next-generation observatory for very high energy (GeV-TeV) ground-based gamma-ray astronomy, currently in its design phase, and foreseen to be operative a few years from now. Several…

Instrumentation and Methods for Astrophysics · Physics 2019-08-13 M. Doro , J. Conrad , D. Emmanoulopoulos , M. A. Sanchez-Conde , J. A. Barrio , E. Birsin , J. Bolmont , P. Brun , S. Colafrancesco , S. H. Connell , J. L. Contreras , M. K. Daniel , M. Fornasa , M. Gaug , J. F. Glicenstein , A. Gonzalez-Munoz , T. Hassan , D. Horns , A. Jacholkowska , C. Jahn , R. Mazini , N. Mirabal , A. Moralejo , E. Moulin , D. Nieto , J. Ripken , H. Sandaker , U. Schwanke , G. Spengler , A. Stamerra , A. Viana , H. S. Zechlin , S. Zimmer

Studies towards an understanding of global array pointing for the Cherenkov Telescope Array

For the proposed Cherenkov Telescope Array (CTA), a post-calibration point-source location accuracy of 3 seconds of arc is aimed for under favorable observing conditions and for gamma-ray energies exceeding 100 GeV. In this contribution,…

Instrumentation and Methods for Astrophysics · Physics 2015-09-08 Stefan Eschbach , Alexander Ziegler , Christopher van Eldik , Johannes Veh , David Berge , Markus Gaug

A template method for measuring the iron spectrum in cosmic rays with Cherenkov telescopes

The energy-dependent abundance of elements in cosmic rays plays an important role in understanding their acceleration and propagation. Most current results are obtained either from direct measurements by balloon- or satellite-borne…

Instrumentation and Methods for Astrophysics · Physics 2019-08-13 Henrike Fleischhack

Status of the Medium-Sized Telescopes for the Cherenkov Telescope Array Observatory

The Cherenkov Telescope Array Observatory (CTAO) is a next-generation ground-based gamma-ray observatory that will study the universe at very high energy using atmospheric Cherenkov light. CTAO will comprise over 67 telescopes of three…

Instrumentation and Methods for Astrophysics · Physics 2023-10-04 Federica Bradascio

Identifying TeV Source Candidates among Fermi-LAT Unclassified Blazars

Blazars and in particular the subclass of high synchrotron peaked Active Galactic Nuclei are among the main targets for the present generation of Imaging Atmospheric Cherenkov Telescopes (IACTs) and will remain of great importance for very…

High Energy Astrophysical Phenomena · Physics 2020-01-08 G. Chiaro , M. Meyer , M. Di Mauro , D. Salvetti , G. La Mura , D. J. Thompson

Techniques And Results For The Calibration Of The MST Prototype For The Cherenkov Telescope Array

The next generation instrument for ground-based gamma-ray astronomy will be the Cherenkov Telescope Array (CTA), consisting of approximately 100 telescopes in three sizes, built on two sites with one each in the Northern and Southern Hemi-…

Instrumentation and Methods for Astrophysics · Physics 2017-08-09 Louise Oakes , Markus Garczarczyk , Stephan Kaphle , Michael Mayer , Stefan Schlenstedt

The MAGIC Telescope Project for Gamma Astronomy above 10 GeV

A project to construct a 17 m diameter imaging air Cherenkov telescope, called the MAGIC Telescope, is described. The aim of the project is to close the observation gap in the gamma-ray sky extending from 10 GeV as the highest energy…

Astrophysics · Physics 2007-05-23 N. Magnussen

Status of the SST Camera for the Cherenkov Telescope Array

The Cherenkov Telescope Array will be the next generation ground-based gamma ray observatory in the energy range from a few tens of GeV to hundreds of TeV. It will be built on two sites, one for each hemisphere, to cover the entire sky. The…

Instrumentation and Methods for Astrophysics · Physics 2023-10-03 Davide Depaoli

CTA simulations with CORSIKA/sim_telarray

While current atmospheric Cherenkov installations consist of only a few telescopes each, future installations will be far more complex. Monte Carlo simulations have become an essential tool for the design and optimisation of such…

Astrophysics · Physics 2009-11-13 Konrad Bernloehr