English
Related papers

Related papers: A Monte Carlo Template based analysis for Air-Cher…

200 papers

The Cherenkov Telescope Array (CTA) is the next-generation gamma-ray observatory currently under construction. It will improve over the current generation of imaging atmospheric Cherenkov telescopes (IACTs) by a factor of five to ten in…

Instrumentation and Methods for Astrophysics · Physics 2023-02-24 Maximilian Nöthe , Karl Kosack , Lukas Nickel , Michele Peresano

Arrays of imaging atmospheric Cherenkov telescopes (IACT) are superb instruments to probe the very-high-energy gamma-ray sky. This type of telescope focuses the Cherenkov light emitted from air showers, initiated by very-high-energy gamma…

Instrumentation and Methods for Astrophysics · Physics 2021-01-20 D. Nieto , T. Miener , A. Brill , J. L. Contreras , T. B. Humensky , R. Mukherjee

Imaging Atmospheric Cherenkov Telescopes (IACTs) have resulted in a breakthrough in very-high energy (VHE) gamma-ray astrophysics. While early IACT installations faced the problem of detecting any sources at all, current instruments are…

Astrophysics · Physics 2009-11-19 Konrad Bernlohr

The Cherenkov Telescope Array Observatory (CTAO), a next-generation ground-based gamma-ray observatory, will be composed of two arrays of multiple imaging atmospheric Cherenkov telescopes (IACTs) located in both the Northern and Southern…

High Energy Astrophysical Phenomena · Physics 2025-09-19 T. Miener , I. Viale , B. Lacave , A. Cerviño

We present simulations of a large array of imaging atmospheric Cherenkov telescopes (IACTs), for which the size of the array footprint is much larger than the size of the Cherenkov lightpool. To evaluate limitations of the imaging…

Astrophysics · Physics 2007-08-22 S. J. Fegan , V. V. Vassiliev

For the current generation of Imaging Atmospheric Cherenkov Telescopes (IACTs), with their large mirrors and their cameras with fine segmentation of photodetectors, the focusing capability is a relevant issue. The optical system of an IACT…

High Energy Astrophysical Phenomena · Physics 2019-08-14 C. Trichard , A. Fiasson , G. Maurin , G. Lamanna

When very-high-energy gamma rays interact high in the Earth's atmosphere, they produce cascades of particles that induce flashes of Cherenkov light. Imaging Atmospheric Cherenkov Telescopes (IACTs) detect these flashes and convert them into…

Instrumentation and Methods for Astrophysics · Physics 2021-09-30 Pietro Grespan , Mikael Jacquemont , Rubèn López-Coto , Tjark Miener , Daniel Nieto-Castaño , Thomas Vuillaume

Context. The response of imaging atmospheric Cherenkov telescopes to incident {\gamma}-ray-initiated showers in the atmosphere changes as the telescopes age due to exposure to light and weather. These aging processes affect the…

We present the results of a preliminary study of a correction method applied to the Imaging Atmospheric Cherenkov Telescope images affected by clouds. The studied data are Monte Carlo simulations made with CORSIKA, imitating the very high…

Instrumentation and Methods for Astrophysics · Physics 2024-02-29 Natalia Żywucka , Julian Sitarek , Dorota Sobczyńska , Mario Pecimotika , Dario Hrupec , Dijana Dominis Prester , Lovro Pavletić , Saša Mićanović

Our Galaxy is filled with cosmic-ray particles and more than 98% of them are atomic nuclei. In order to clarify their origin and acceleration mechanism, chemical composition measurements of these cosmic rays with wide energy coverage play…

High Energy Astrophysical Phenomena · Physics 2018-01-22 Michiko Ohishi , Takanori Yoshikoshi , Tatsuo Yoshida

We estimate the limiting angular resolution and detection area for an array of 3 large-aperture Imaging Atmospheric Cherenkov Telescopes. We consider an idealized IACT system in order to understand the limitations imposed by the intrinsic…

Astrophysics · Physics 2007-10-02 V. V. Bugaev , J. H. Buckley , H. Krawczynski

New deep learning techniques present promising new analysis methods for Imaging Atmospheric Cherenkov Telescopes (IACTs) such as the upcoming Cherenkov Telescope Array (CTA). In particular, the use of Convolutional Neural Networks (CNNs)…

Instrumentation and Methods for Astrophysics · Physics 2021-03-31 Samuel Spencer , Thomas Armstrong , Jason Watson , Salvatore Mangano , Yves Renier , Garret Cotter

The Major Atmospheric Gamma Imaging Cherenkov (MAGIC) telescope system consists of two imaging atmospheric Cherenkov telescopes (IACTs) and is located on the Canary island of La Palma. IACTs are excellent tools to inspect the…

Instrumentation and Methods for Astrophysics · Physics 2021-12-06 T. Miener , R. López-Coto , J. L. Contreras , J. G. Green , D. Green , E. Mariotti , D. Nieto , L. Romanato , S. Yadav

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 Major Atmospheric Gamma Imaging Cherenkov (MAGIC) telescope system is located on the Canary Island of La Palma and inspects the very high-energy (VHE, few tens of GeV and above) gamma-ray sky. MAGIC consists of two imaging atmospheric…

Instrumentation and Methods for Astrophysics · Physics 2022-11-30 T. Miener , D. Nieto , R. López-Coto , J. L. Contreras , J. G. Green , D. Green , E. Mariotti on behalf of the MAGIC Collaboration

This paper is concerned with the performance optimisation of an stereoscopic array of imaging atmospheric Cherenkov telescopes (IACTs) as a function of their positioning on the ground. In this first work we are concerned primarily with the…

Instrumentation and Methods for Astrophysics · Physics 2019-07-30 Bruno Fontes Souto , Ulisses Barres de Almeida

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

The simulation of atmospheric showers through Monte-Carlo processes as well as their projection into Imaging Atmospheric Cherenkov Telescopes (IACT) is long and very computing intensive. As these simulations are the most advanced ones from…

Instrumentation and Methods for Astrophysics · Physics 2017-09-15 Thomas Vuillaume , Florian Gaté , Gilles Maurin , Jean Jacquemier , Giovanni Lamanna

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…

In this paper we proposed a joint reconstruction of \gray events using both extensive air array (EAS) and Imaging air Cherenkov Telescope array (IACT). We considered eight Cherenkov telescopes to be built on the LHAASO (Large High Altitude…

High Energy Astrophysical Phenomena · Physics 2024-09-23 Zhipeng Zhang , Ruizhi Yang , Shoushan Zhang , Liqiao Yin , Jiali Liu , Yudong Wang , Lingling Ma , Zhen Cao