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Related papers: Cherenkov Telescope Array Status Report

200 papers

The galactic and extragalactic surveys are two of the main proposed legacy projects of the Cherenkov Telescope Array (CTA), providing an unbiased view of the Universe at energies above tens of GeV. Considering Cherenkov telescopes' limited…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Lucie Gérard

In these proceedings we summarize the current status of the study of the sensitivity of the Cherenkov Telescope Array (CTA) to detect diffuse gamma-ray emission from the Perseus galaxy cluster. Gamma-ray emission is expected in galaxy…

High Energy Astrophysical Phenomena · Physics 2021-08-23 Judit Pérez-Romero

The current generation of Imaging Atmospheric Cherenkov Telescopes (IACTs), including the H.E.S.S., MAGIC, and VERITAS telescope arrays, have made substantial contributions to our knowledge about the structure and composition of the highly…

High Energy Astrophysical Phenomena · Physics 2012-05-17 Henric Krawczynski

The Cherenkov Telescope Array (CTA) will be the next generation gamma-ray observatory and will be the major global instrument for very-high-energy astronomy over the next decade, offering 5 - 10 x better flux sensitivity than current…

Instrumentation and Methods for Astrophysics · Physics 2021-08-03 J. Aschersleben , R. F. Peletier , M. Vecchi , M. H. F. Wilkinson

Telescopes based on the imaging atmospheric Cherenkov technique (IACTs) detect images of the atmospheric showers generated by gamma rays and cosmic rays as they are absorbed by the atmosphere. The much more frequent cosmic-ray events form…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 D. Nieto , A. Brill , B. Kim , T. B. Humensky

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 planned Cherenkov Telescope Array (CTA) is a future observatory for very-high-energy (VHE) gamma-ray astronomy composed of one site per hemisphere. It aims at 10 times better sensitivity, a better angular resolution and wider energy…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Y. Becherini , B. Khélifi , S. Pita , M. Punch

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

Once completed, the Cherenkov Telescope Array (CTA) will be able to map the gamma-ray sky in a wide energy range from several tens of GeV to some hundreds of TeV and will be more sensitive than previous experiments by an order of magnitude.…

Instrumentation and Methods for Astrophysics · Physics 2018-09-05 Kai Brügge , Alexey Egorov , Christian Bockermann , Katharina Morik , Wolfgang Rhode

The next decade can be considered the "golden age" of the Gamma Ray Astronomy with the two satellites for Gamma Ray Astronomy (AGILE and GLAST) in orbit. Therefore, thanks to many other X-ray experiments already in orbit (e.g. Swift,…

Astrophysics · Physics 2008-06-27 L. Angelo Antonelli

The last few years have seen a revolution in very-high gamma-ray astronomy (VHE; E>100 GeV) driven largely by a new generation of Cherenkov telescopes (namely the H.E.S.S. telescope array, the MAGIC and MAGIC-II large telescopes and the…

Instrumentation and Methods for Astrophysics · Physics 2019-08-13 E. de Ona Wilhelmi , B. Rudak , J. A. Barrio , J. L. Contreras , Y. Gallant , D. Hadasch , T. Hassan , M. Lopez , D. Mazin , N. Mirabal , G. Pedaletti , M. Renaud , R. de los Reyes , D. F. Torres

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

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 small size telescopes (SSTs), spread over an area of several square km, dominate the CTA sensitivity in the photon energy range from a few TeV to over 100 TeV, enabling for the detailed exploration of the very high energy gamma-ray sky.…

Instrumentation and Methods for Astrophysics · Physics 2015-08-27 Teresa Montaruli , Giovanni Pareschi , Tim Greenshaw

The Cherenkov Telescope Array (CTA) will present the next leap forward in gamma-ray astronomy, pushing beyond the present energy frontier to probe beyond 300 TeV. This capability is provided by the 70 Small Sized Telescopes (SSTs). The SSTs…

Instrumentation and Methods for Astrophysics · Physics 2019-07-23 Jason John Watson , Justus Zorn

The Cherenkov Telescope Array (CTA) is the next generation Cherenkov telescope facility. It will consist of a large number of segmented-mirror telescopes of three different diameters, placed in two locations, one in the northern and one in…

Instrumentation and Methods for Astrophysics · Physics 2015-08-26 J. Dick , A. Bonardi , S. Bressel , M. Capasso , S. Diebold , F. Eisenkolb , D. Gottschall , E. Kendziorra , G. Pühlhofer , S. Renner , A. Santangelo , T. Schanz , C. Tenzer

In the last ten years, the field of Cherenkov astronomy has become an important contributor to high energy astrophysics with the detection of eight objects at energies above 300 GeV. These observations have advanced our understanding of…

Astrophysics · Physics 2007-05-23 Michael Catanese

The Cherenkov Telescope Array (CTA) is the next-generation stereoscopic system of Imaging Atmospheric Cherenkov Telescopes (IACTs). In IACTs, the atmosphere is used as a calorimeter to measure the energy of extensive air showers induced by…

Instrumentation and Methods for Astrophysics · Physics 2023-06-14 Mario Pecimotika , Dijana Dominis Prester , Dario Hrupec , Saša Mićanović , Lovro Pavletić , Julian Sitarek

Telescopes -- far seeing -- have since centuries revealed insights to objects at cosmic distances. Adopted for gamma-ray-astronomy, ground based Cherenkov-telescopes image the faint Cherenkov-light of air-showers induced by cosmic…

Instrumentation and Methods for Astrophysics · Physics 2019-05-01 Sebastian Achim Mueller

The TeV extragalactic sky is dominated by blazars, radio-loud active galactic nuclei with a relativistic jet pointing towards the Earth. Blazars show variability that can be quite exceptional both in terms of flux (orders of magnitude of…

High Energy Astrophysical Phenomena · Physics 2023-09-19 M. Cerruti , J. Finke , G. Grolleron , J. P. Lenain , T. Hovatta , M. Joshi , E. Lindfors , P. Morris , M. Petropoulou , P. Romano , S. Vercellone , M. Zacharias