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Cross-calibration and combined analysis of the CTA-LST prototype and the MAGIC telescopes

The Cherenkov Telescope Array (CTA) will be the next generation gamma-ray observatory, which will consist of three kinds of telescopes of different sizes. Among those, the Large Size Telescope (LST) will be the most sensitive in the low…

Instrumentation and Methods for Astrophysics · Physics 2021-08-23 Y. Ohtani , A. Berti , D. Depaoli , F. Di Pierro , D. Green , L. Heckmann , M. Hütten , T. Inada , R. López-Coto , E. Medina , A. Moralejo , D. Morcuende , G. Pirola , M. Strzys , Y. Suda , I. Vovk

Central Acceptance Testing for Camera Technologies for CTA

The Cherenkov Telescope Array (CTA) is an international initiative to build the next generation ground based very-high energy gamma-ray observatory. It will consist of telescopes of three different sizes, employing several different…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 A. Bonardi , T. Buanes , P. Chadwick , F. Dazzi , A. Förster , J. R. Hörandel , M. Punch , R. M. Wagner

Using Raster Scans of Bright Stars to Measure the Relative Total Throughputs of Cherenkov Telescopes

Gamma-ray astronomy at energies in excess of 100 GeV is carried out using arrays of imaging Cherenkov telescopes. Each telescope comprises a large reflector, of order 10 m diameter, made of many mirror facets, and a camera consisting of a…

Instrumentation and Methods for Astrophysics · Physics 2013-08-01 Sean Griffin , David Hanna

Performance of a Small Array of Imaging Air Cherenkov Telescopes sited in Australia

As TeV gamma-ray astronomy progresses into the era of the Cherenkov Telescope Array (CTA), there is a desire for the capacity to instantaneously follow up on transient phenomena and continuously monitor gamma-ray flux at energies above…

Instrumentation and Methods for Astrophysics · Physics 2022-09-21 Simon Lee , Sabrina Einecke , Gavin Rowell , Csaba Balazs , Jose A. Bellido , Shi Dai , Dominik Elsässer , Miroslav Filipović , Violet M. Harvey , Padric McGee , Wolfgang Rhode , Steven Tingay , Martin White

GAW - An Imaging Atmospheric Cherenkov Telescope with Large Field of View

GAW, acronym for Gamma Air Watch, is a Research and Development experiment in the TeV range, whose main goal is to explore the feasibility of large field of view Imaging Atmospheric Cherenkov Telescopes. GAW is an array of three relatively…

Astrophysics · Physics 2007-08-01 G. Cusumano , G. Agnetta , A. Alberdi , M. Alvarez , P. Assis , B. Biondo , F. Bocchino , P. Brogueira , J. A. Caballero , M. Carvajal , A. J. Castro-Tirado , O. Catalano , F. Celi , C. Delgado , G. Di Cocco , A. Dominguez , J. M. Espino Navas , M. C. Espirito Santo , M. I. Gallardo , J. E. Garcia , S. Giarrusso , M. Gomez , J. L. Gomez , P. Goncalves , M. Guerriero , A. La Barbera , G. La Rosa , M. Lozano , M. C. Maccarone , A. Mangano , I. Martel , E. Massaro , T. Mineo , M. Moles , F. Perez-Bernal , M. A. Peres-Torres , M. Pimenta , A. Pina , F. Prada , J. M. Quesada , J. M. Quintana , J. R. Quintero , J. Rodriguez , F. Russo , B. Sacco , M. A. Sanchez-Conde , A. Segreto , B. Tome' , A. de Ugarte Postigo , P. Vallania

Validating Monte Carlo simulations for an analysis chain in H.E.S.S

Imaging Air Cherenkov Telescopes (IACTs) detect very high energetic (VHE) gamma rays. They observe the Cherenkov light emitted in electromagnetic shower cascades that gamma rays induce in the atmosphere. A precise reconstruction of the…

Instrumentation and Methods for Astrophysics · Physics 2023-05-01 Fabian Leuschner , Johannes Schäfer , Simon Steinmassl , Tim Lukas Holch , Konrad Bernlöhr , Stefan Funk , Jim Hinton , Stefan Ohm , Gerd Pühlhofer

Gamma-ray burst observations with new generation imaging atmospheric Cerenkov Telescopes in the FERMI era

After the launch and successful beginning of operations of the FERMI satellite, the topics related to high-energy observations of gamma-ray bursts have obtained a considerable attention by the scientific community. Undoubtedly, the…

High Energy Astrophysical Phenomena · Physics 2009-11-13 S. Covino , M. Garczarczyk , N. Galante , M. Gaug , A. Antonelli , D. Bastieri , S. Campana , F. Longo , V. Scapin

The X-ray Telescope of the CAST Experiment

The CERN Axion Solar Telescope (CAST) searches for solar axions employing a 9 Tesla superconducting dipole magnet equipped with 3 independent detection systems for X-rays from axion-photon conversions inside the 10 m long magnetic field.…

Astrophysics · Physics 2007-05-23 R. Kotthaus , H. Braeuninger , P. Friedrich , R. Hartmann , D. Kang , M. Kuster , G. Lutz , L. Strueder

Monte Carlo study of a single SST-1M prototype for the Cherenkov Telescope Array

The SST-1M telescope was developed as a prototype of a Small-Size-Telescope for the Cherenkov Telescope Array observatory and it has been extensively tested in Krakow since 2017. In this contribution we present validation of the Monte Carlo…

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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

The Cherenkov Telescope Array transient and multi-messenger program

The Cherenkov Telescope Array (CTA) is a next generation ground-based very-high-energy gamma-ray observatory that will allow for observations in the >10 GeV range with unprecedented photon statistics and sensitivity. This will enable the…

High Energy Astrophysical Phenomena · Physics 2021-08-11 Alessandro Carosi , Alicia López-Oramas , Francesco Longo

Detailed Studies of Atmospheric Calibration in Imaging Cherenkov Astronomy

The current generation of Imaging Atmospheric Cherenkov telescopes are allowing the sky to be probed with greater sensitivity than ever before in the energy range around and above 100 GeV. To minimise the systematic errors on derived fluxes…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Sam Nolan , Gerd Puehlhofer , Cameron Rulten

Science with the Cherenkov Telescope Array

The Cherenkov Telescope Array, CTA, will be the major global observatory for very high energy gamma-ray astronomy over the next decade and beyond. The scientific potential of CTA is extremely broad: from understanding the role of…

Instrumentation and Methods for Astrophysics · Physics 2019-02-27 The Cherenkov Telescope Array Consortium , : , B. S. Acharya , I. Agudo , I. Al Samarai , R. Alfaro , J. Alfaro , C. Alispach , R. Alves Batista , J. -P. Amans , E. Amato , G. Ambrosi , E. Antolini , L. A. Antonelli , C. Aramo , M. Araya , T. Armstrong , F. Arqueros , L. Arrabito , K. Asano , M. Ashley , M. Backes , C. Balazs , M. Balbo , O. Ballester , J. Ballet , A. Bamba , M. Barkov , U. Barres de Almeida , J. A. Barrio , D. Bastieri , Y. Becherini , A. Belfiore , W. Benbow , D. Berge , E. Bernardini , M. G. Bernardini , M. Bernardos , K. Bernlöhr , B. Bertucci , B. Biasuzzi , C. Bigongiari , A. Biland , E. Bissaldi , J. Biteau , O. Blanch , J. Blazek , C. Boisson , J. Bolmont , G. Bonanno , A. Bonardi , C. Bonavolontà , G. Bonnoli , Z. Bosnjak , M. Böttcher , C. Braiding , J. Bregeon , A. Brill , A. M. Brown , P. Brun , G. Brunetti , T. Buanes , J. Buckley , V. Bugaev , R. Bühler , A. Bulgarelli , T. Bulik , M. 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Todero Peixoto , F. Tokanai , J. Tomastik , D. Tonev , M. Tornikoski , D. F. Torres , E. Torresi , G. Tosti , N. Tothill , G. Tovmassian , P. Travnicek , C. Trichard , M. Trifoglio , I. Troyano Pujadas , S. Tsujimoto , G. Umana , V. Vagelli , F. Vagnetti , M. Valentino , P. Vallania , L. Valore , C. van Eldik , J. Vandenbroucke , G. S. Varner , G. Vasileiadis , V. Vassiliev , M. Vázquez Acosta , M. Vecchi , A. Vega , S. Vercellone , P. Veres , S. Vergani , V. Verzi , G. P. Vettolani , A. Viana , C. Vigorito , J. Villanueva , H. Voelk , A. Vollhardt , S. Vorobiov , M. Vrastil , T. Vuillaume , S. J. Wagner , R. Wagner , R. Walter , J. E. Ward , D. Warren , J. J. Watson , F. Werner , M. White , R. White , A. Wierzcholska , P. Wilcox , M. Will , D. A. Williams , R. Wischnewski , M. Wood , T. Yamamoto , R. Yamazaki , S. Yanagita , L. Yang , T. Yoshida , S. Yoshiike , T. Yoshikoshi , M. Zacharias , G. Zaharijas , L. Zampieri , F. Zandanel , R. Zanin , M. Zavrtanik , D. Zavrtanik , A. A. Zdziarski , A. Zech , H. Zechlin , V. I. Zhdanov , A. Ziegler , J. Zorn

Towards the Deployment of the First NectarCAM, a Medium-Sized-Telescope Camera for the Cherenkov Telescope Array Observatory

NectarCAM is a Cherenkov camera designed to detect gamma rays with energies between 80 GeV and 50 TeV. It will equip nine medium-sized telescopes (MSTs) of the Cherenkov Telescope Array Observatory. NectarCAM consists of 1855 pixels…

Instrumentation and Methods for Astrophysics · Physics 2026-05-19 Pablo Correa , CTAO NectarCAM Collaboration

Atmospheric monitoring and array calibration in CTA using the Cherenkov Transparency Coefficient

The Cherenkov Telescope Array (CTA) will be the next generation observatory employing different types of Cherenkov telescopes for the detection of particle showers initiated by very-high-energy gamma rays. A good knowledge of the Earth's…

Instrumentation and Methods for Astrophysics · Physics 2018-01-22 Stanislav Stefanik , Raquel de los Reyes , Dalibor Nosek

Exploring one giga electronvolt cosmic gamma rays with a Cherenkov plenoscope capable of recording atmospheric light fields, Part 1: Optics

Detecting cosmic gamma rays at high rates is the key to time-resolve the acceleration of particles within some of the most powerful events in the universe. Time-resolving the emission of gamma rays from merging celestial bodies, apparently…

Instrumentation and Methods for Astrophysics · Physics 2024-02-12 Sebastian Achim Mueller , Spyridon Daglas , Axel Arbet Engels , Max Ludwig Ahnen , Dominik Neise , Adrian Egger , Eleni Chatzi , Adrian Biland , Werner Hofmann

Prospects for the CERN Axion Solar Telescope Sensitivity to 14.4 keV Axions

The CERN Axion Solar Telescope (CAST) is searching for solar axions using the 9.0 T strong and 9.26 m long transverse magnetic field of a twin aperture LHC test magnet, where axions could be converted into X-rays via reverse Primakoff…

Astrophysics · Physics 2019-08-14 Kresimir Jakovcic

Comparison of Different Trigger and Readout Approaches for Cameras in the Cherenkov Telescope Array Project

The Cherenkov Telescope Array (CTA) is a next-generation ground-based observatory for g -rays with energies between some ten GeV and a few hundred TeV. CTA is currently in the advanced design phase and will consist of arrays with different…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 M. Shayduk , S. Vorobiov , U. Schwanke , R. Wischnewski

Status of the Large Size Telescopes of the Cherenkov Telescope Array

The Cherenkov Telescope Array (CTA) will consist of two arrays of Imaging Atmospheric Cherenkov Telescopes (IACTs) at the northern and southern hemispheres. CTA will feature IACTs with mirrors of three different sizes optimized to cover…

Instrumentation and Methods for Astrophysics · Physics 2019-07-25 Juan Cortina

Sensitivity of the Cherenkov Telescope Array to the detection of a dark matter signal in comparison to direct detection and collider experiments

Imaging atmospheric Cherenkov telescopes (IACTs) that are sensitive to potential $\gamma$-ray signals from dark matter (DM) annihilation above $\sim50$ GeV will soon be superseded by the Cherenkov Telescope Array (CTA). CTA will have a…

High Energy Astrophysical Phenomena · Physics 2017-10-11 Csaba Balázs , Jan Conrad , Ben Farmer , Thomas Jacques , Tong Li , Manuel Meyer , Farinaldo S. Queiroz , Miguel A. Sánchez-Conde