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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

The Next-Generation Atmospheric Cherenkov Telescope Array (NG-ACTA) is proposed as a prospective infrastructure for very high energy (VHE) gamma-ray astronomy, consisting of a mixed-aperture array of 88 telescopes with a maximum array…

High Energy Astrophysical Phenomena · Physics 2026-03-23 Jiancheng Wang , Jirong Mao

The Cherenkov Telescope Array (CTA) is the next generation of ground-based gamma-ray observatory. The observatory will consist of two arrays, one located in the southern hemisphere (Paranal,Chile) and the other in the northern hemisphere…

Instrumentation and Methods for Astrophysics · Physics 2020-12-17 Victor Barbosa Martins , Markus Garczarczyk

The CTA is the next generation of ground based very high energy gamma ray Imaging Atmospheric Cherenkov Telescopes. Since observations with this technique are affected by atmospheric conditions, an accurate knowledge of the atmospheric…

The Cherenkov Telescope Array (CTA) is the the next generation facility of imaging atmospheric Cherenkov telescopes; two sites will cover both hemispheres. CTA will reach unprecedented sensitivity, energy and angular resolution in…

The upcoming Cherenkov Telescope Array (CTA) project is expected to provide unprecedented sensitivity in the low-energy (<~100 GeV) range for Cherenkov telescopes. Most of the remaining background in this energy range results from…

Instrumentation and Methods for Astrophysics · Physics 2017-11-29 Julian Sitarek , Dorota Sobczyńska , Michał Szanecki , Katarzyna Adamczyk , Paolo Cumani , Abelardo Moralejo

The atmospheric monitoring devices for the planned calibration system of the Cherenkov Telescope Array (CTA) are undergoing intensive development, prototyping and testing. The All-Sky Cameras, the Sun/Moon Photometers and the FRAM…

The Crab nebula was observed with the H.E.S.S. stereoscopic Cherenkov-telescope array between October 2003 and January 2005 for a total of 22.9 hours (after data quality selection). Observations were made with three operational telescopes…

Astrophysics · Physics 2008-11-26 The HESS Collaboration , F. Aharonian

The Cherenkov Telescope Array (CTA) will be the next-generation observatory in the field of very-high-energy (20 GeV to 300 TeV) gamma-ray astroparticle physics. Classically, data analysis in the field maximizes sensitivity by applying…

Instrumentation and Methods for Astrophysics · Physics 2021-08-24 T. Hassan , O. Gueta , G. Maier , M. Nöthe , M. Peresano , I. Vovk

The Cherenkov Telescope Array (CTA) is an international next-generation ground-based gamma-ray observatory. CTA will be implemented as southern and northern hemisphere arrays of tens of small, medium and large-sized imaging Cherenkov…

In this work, we study the potential of the Cherenkov Telescope Array (CTA) for the detection of Galactic dark matter (DM) subhalos. We focus on low-mass subhalos that do not host any baryonic content and therefore lack any multiwavelength…

High Energy Astrophysical Phenomena · Physics 2021-06-08 Javier Coronado-Blázquez , Michele Doro , Miguel A. Sánchez-Conde , Alejandra Aguirre-Santaella

The CTA (Cherenkov Telescope Array) is the next generation ground-based experiment for very high-energy (VHE) gamma-ray observations. It will integrate several tens of imaging atmospheric Cherenkov telescopes (IACTs) with different…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Julien Rousselle , Valerie Connaughton , Manel Errando , Brian Humensky , Reshmi Mukherjee , Daniel Nieto , Akira Okumura , Vladimir Vassiliev

The Cherenkov Telescope Array (CTA) observatory, will be deployed over two sites in the two hemispheres. Both sites will be equipped with four Large Size Telescopes (LSTs), which are crucial to achieve the science goals of CTA in the 20-200…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 J. Cortina , M. Teshima

The Cherenkov Telescope Array (CTA) is the next generation of Imaging Atmospheric Cherenkov Telescopes. It will reach a sensitivity and an energy resolution with no precendent in very high energy gamma-ray astronomy. In order to achieve…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 A. López-Oramas , O. Abril , O. Blanch Bigas , J. Boix , V. Da Deppo , M. Doro , L. Font , D. Garrido , M. Gaug , M. Martínez , G. Vasileiadis

The Crab supernova remnant has been observed regularly with the stereoscopic system of 5 imaging air Cherenkov telescopes that was part of the High Energy Gamma Ray Astronomy (HEGRA) experiment. In total, close to 400 hours of useful data…

Astrophysics · Physics 2010-01-28 F. Aharonian et al.

The Cherenkov Telescope Array (CTA) will be the leading ground-base observatory for Very High Energy (VHE) {\gamma}-ray astronomy for the next decades. Its southern site will host about 70 Small Sized Telescopes (SSTs) which will determine…

Instrumentation and Methods for Astrophysics · Physics 2019-07-24 Roberta Pillera , Gianluca Giavitto , Heike Prokoph

The Crab Nebula has been observed by the HEGRA stereoscopic system of 4 imaging air Cherenkov telescopes (IACTs) for about 100 hours from 1997 September to 1998 March. The recent detailed studies on the system performance give an energy…

Astrophysics · Physics 2019-08-14 A. Konopelko

Imaging Atmospheric Cherenkov Telescopes (IACTs) are very-large telescopes designed to detect the nanosecond-timescale flashes produced within extended air showers. Because IACTs are sensitive to the Cherenkov light (UV/blue) and use…

Instrumentation and Methods for Astrophysics · Physics 2019-08-12 T. Hassan , M. K. Daniel

The Cherenkov Telescope Array (CTA) will be the next-generation observatory in the field of very-high-energy (20 GeV to 300 TeV) gamma-ray astroparticle physics. The traditional approach to data analysis in this field is to apply quality…

Instrumentation and Methods for Astrophysics · Physics 2023-09-21 Juan Bernete , Orel Gueta , Tarek Hassan , Max Linhoff , Gernot Maier , Atreyee Sinha