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TAIGA is a hybrid observatory for gamma-ray astronomy at high energies in range from 10 TeV to several EeV. It consists of instruments such as TAIGA-IACT, TAIGA-HiSCORE, and others. TAIGA-HiSCORE, in particular, is an array of wide-angle…

Instrumentation and Methods for Astrophysics · Physics 2021-12-21 Anna Vlaskina , Alexander Kryukov

The direction of extensive air showers can be used to determine the source of gamma quanta and plays an important role in estimating the energy of the primary particle. The data from an array of non-imaging Cherenkov detector stations…

Instrumentation and Methods for Astrophysics · Physics 2025-03-27 A. P. Kryukov , S. P. Polyakov , Yu. Yu. Dubenskaya , E. O. Gres , E. B. Postnikov , P. A. Volchugov , D. P. Zhurov

Extensive air showers created by high-energy particles interacting with the Earth atmosphere can be detected using imaging atmospheric Cherenkov telescopes (IACTs). The IACT images can be analyzed to distinguish between the events caused by…

Instrumentation and Methods for Astrophysics · Physics 2022-09-21 Stanislav Polyakov , Andrey Demichev , Alexander Kryukov , Evgeny Postnikov

The aim of extensive air shower (EAS) analysis is to reconstruct the physical parameters of the primary particle that initiated the shower. The TAIGA experiment is a hybrid detector system that combines several imaging atmospheric Cherenkov…

Instrumentation and Methods for Astrophysics · Physics 2025-11-14 Yu. Yu. Dubenskaya , S. P. Polyakov , A. P. Kryukov , A. P. Demichev , E. O. Gres , E. B. Postnikov , A. Yu. Razumov , P. A. Volchugov , D. P. Zhurov

The imaging Cherenkov telescopes TAIGA-IACT, located in the Tunka valley of the republic Buryatia, accumulate a lot of data in a short period of time which must be efficiently and quickly analyzed. One of the methods of such analysis is the…

Instrumentation and Methods for Astrophysics · Physics 2021-12-21 Elizaveta Gres , and Alexander Kryukov

A dramatic progress in the field of computer vision has been made in recent years by applying deep learning techniques. State-of-the-art performance in image recognition is thereby reached with Convolutional Neural Networks (CNNs). CNNs are…

Instrumentation and Methods for Astrophysics · Physics 2019-03-07 Tim Lukas Holch , Idan Shilon , Matthias Büchele , Tobias Fischer , Stefan Funk , Nils Groeger , David Jankowsky , Thomas Lohse , Ullrich Schwanke , Philipp Wagner

A wide-angle Cerenkov array TAIGA-HiSCORE (FOV $\sim$0.6 sr), was originally created as a part of TAIGA installation for high-energy gamma-ray astronomy and cosmic ray physics. Array now consist on nearly 100 optical stations on the area of…

Deep learning techniques, namely convolutional neural networks (CNN), have previously been adapted to select gamma-ray events in the TAIGA experiment, having achieved a good quality of selection as compared with the conventional Hillas…

Instrumentation and Methods for Astrophysics · Physics 2019-07-25 Evgeny Postnikov , Alexander Kryukov , Stanislav Polyakov , Dmitry Zhurov

A new SPHERE-3 telescope is being developed for cosmic rays spectrum and mass composition studies in the 5--1000 PeV energy range. Registration of extensive air showers using reflected Cherenkov light method applied in the SPHERE detector…

Imaging atmospheric Cherenkov telescopes (IACTs) detect extended air showers (EASs) generated when very-high-energy (VHE) gamma rays or cosmic rays interact with the Earth's atmosphere. Cherenkov photons produced during an EAS are captured…

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

The Tunka Advanced Instrument for Gamma- and cosmic-ray Astronomy (TAIGA) is a multicomponent experiment for the measurement of TeV to PeV gamma- and cosmic rays. Our goal is to establish a novel hybrid direct air shower technique,…

Instrumentation and Methods for Astrophysics · Physics 2023-01-27 M. Blank , M. Tluczykont , A. Porelli , R. Mirzoyan , R. Wischnewski , A. K. Awad , M. Brueckner

This work is a methodical study on hybrid reconstruction techniques for hybrid imaging/timing Cherenkov observations. This type of hybrid array is to be realized at the gamma-observatory TAIGA intended for very high energy gamma-ray…

Instrumentation and Methods for Astrophysics · Physics 2018-08-29 E. B. Postnikov , A. A. Grinyuk , L. A. Kuzmichev , L. G. Sveshnikova

Imaging Atmospheric Cherenkov Telescopes (IACTs) of gamma ray observatory TAIGA detect the Extesnive Air Showers (EASs) originating from the cosmic or gamma rays interactions with the atmosphere. Thereby, telescopes obtain images of the…

Instrumentation and Methods for Astrophysics · Physics 2024-01-31 E. O. Gres , A. P. Kryukov , A. P. Demichev , J. J. Dubenskaya , S. P. Polyakov , A. A. Vlaskina , D. P. Zhurov

Imaging Atmospheric Cherenkov Telescopes (IACT) of TAIGA astrophysical complex allow to observe high energy gamma radiation helping to study many astrophysical objects and processes. TAIGA-IACT enables us to select gamma quanta from the…

Instrumentation and Methods for Astrophysics · Physics 2022-11-17 E. O. Gres , A. P. Kryukov

A toy detector array is designed to detect a shower generated by the interaction between a TeV cosmic ray and the atmosphere. In the present paper, the primary energies of showers detected by the detector array are reconstructed with the…

Instrumentation and Methods for Astrophysics · Physics 2019-10-11 Ying Bai , Ye Xu , JieQin Lan , WeiWei Gao

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

The Cherenkov Telescope Array (CTA) will be the world's leading ground-based gamma-ray observatory allowing us to study very high energy phenomena in the Universe. CTA will produce huge data sets, of the order of petabytes, and the…

Instrumentation and Methods for Astrophysics · Physics 2018-10-02 S. Mangano , C. Delgado , M. Bernardos , M. Lallena , J. J. Rodríguez Vázquez

In this work, the ability of rare VHE gamma ray selection with neural network methods is investigated in the case when cosmic radiation flux strongly prevails (ratio up to {10^4} over the gamma radiation flux from a point source). This…

Instrumentation and Methods for Astrophysics · Physics 2025-04-08 E. O. Gres , A. P. Kryukov , P. A. Volchugov , J. J. Dubenskaya , D. P. Zhurov , S. P. Polyakov , E. B. Postnikov , A. A. Vlaskina

HAWC is a ground-based observatory consisting of 300 water Cherenkov detectors, which observes the extensive air showers induced by cosmic rays from some TeV to a few PeV and, in particular, gamma rays from 300 GeV to more than 100 TeV. One…

High Energy Astrophysical Phenomena · Physics 2023-10-12 A. Alvarado , T. Capistrán , I. Torres , J. R. SacahuÍ , R. Alfaro

The CTAO (Cherenkov Telescope Array Observatory) is an international observatory currently under construction. With more than sixty telescopes, it will eventually be the largest and most sensitive ground-based gamma-ray observatory. CTAO…

Instrumentation and Methods for Astrophysics · Physics 2025-02-12 Hana Ali Messaoud , Thomas Vuillaume , Tom François
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