Evgenii V Rjabov

Four Years of Wide-Field Search for Nanosecond Optical Transients with the TAIGA-HiSCORE Cherenkov Array

Alexander D Panov, И. И. Астапов, G. Beskin, P. A. Bezyazykov et autres

It has been previously demonstrated by Panov et al. (2021) that the TAIGA-HiSCORE Cherenkov array, originally built for cosmic ray physics and ultrahigh-energy gamma-ray astronomy studies using the extensive air shower method, can be used in conventional optical astronomy for wide-field searches …

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Four years of wide-field search for nanosecond optical transients with the TAIGA-HiSCORE Cherenkov array

Alexander D Panov, И. И. Астапов, G. Beskin, P. A. Bezyazykov et autres

It has been previously demonstrated [Panov et al. Physics of Atomic Nuclei 84(2021)1037] that the TAIGA-HiSCORE Cherenkov array, originally built for cosmic ray physics and ultrahigh-energy gamma-ray astronomy studies using the extensive air shower method, can be used in conventional optical astronomy …

Main Results from the TUNKA-GRANDE Experiment

Р. Д. Монхоев, И. И. Астапов, P. A. Bezyazeekov, Е. А. Бонвеч et autres

Abstract The Tunka-Grande scintillation array is described. Scientific results obtained over the first five years of its operation are presented. Prospects for studying cosmic rays in the 1016–1018 eV range of energies are discussed.

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Main results of the TUNKA-GRANDE experiment

Р. Д. Монхоев, И. И. Астапов, P. A. Bezyazeekov, Е. А. Бонвеч et autres

The Tunka-Grande scintillation array is described. The scientific results obtained during the first 5 years of its operation are presented. The prospects for studying cosmic rays in the energy range 1016–1018 eV are discussed.

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The energy spectrum of gamma-rays from the Crab Nebula according to the TAIGA astrophysical complex

П. А. Волчугов, Evgeny Postnikov, И. И. Астапов, P. A. Bezyazeekov et autres

We studied the spectrum of gamma-rays from the Crab Nebula in the energy range of 4–100 TeV, obtained from the data of two atmospheric Cherenkov telescopes, as part of the TAIGA complex. We described a technique for selection and reconstruction of gamma-rays …

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Energy Spectrum of Primary Cosmic Rays According to the Data of the TAIGA Astrophysical Complex

В. В. Просин, И. И. Астапов, P. A. Bezyazeekov, Е. А. Бонвеч et autres

Abstract The more correct recalculation from the measured Cherenkov light fluxes at distances of 200 (Q200) and 100 (Q100) m from the Extensive Air Shower (EAS) core to the energy of the primary particle has been developed using the results of M-C …

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Gamma/Hadron Separation for a Ground Based IACT in Experiment TAIGA Using Machine Learning Methods

Maria Vasyutina, L. Sveshnikova, И. И. Астапов, P. A. Bezyazeekov et autres

In this paper we present the first attempt of adaptation the Random Forest (RF) machine learning algorithm to gamma/hadron separation in the TAIGA experiment (Tunka Advanced Instrument for cosmic ray physics and Gamma-ray Astronomy). The TAIGA experiment will include HiSCORE array with …

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Energy Spectrum and Mass Composition of Cosmic Rays from the Data of the Astrophysical Complex TAIGA

Vasily V Prosin, И. И. Астапов, P. A. Bezyazeekov, Artur N. Borodin et autres

The differential energy spectrum of cosmic rays in the energy range of 3 × 1014–3 × 1018 eV and the corrected dependence of the mean depth of the maximum 〈Xmax〉 of an extensive air shower (EAS) inside the wide energy range of …

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Search for Astrophysical Nanosecond Optical Transients with TAIGA-HiSCORE Array

Alexander D Panov, И. И. Астапов, G. Beskin, P. A. Bezyazeekov et autres

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 1 km $${}^{2}$$ . …

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Cosmic Ray Study at the Astrophysical Complex TAIGA: Results and Plans

L. A. Kuzmichev, И. И. Астапов, P. A. Bezyazeekov, Michael Blank et autres

TAIGA (Tunka Advanced Instrument for cosmic ray physics and Gamma Astronomy) Astrophysical complex is being developed for studies of gamma rays and charged cosmic rays in the energy range of 10 $${}^{13}$$ –10 $${}^{18}$$ eV. The complex is located in the Tunka …

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Search for nanosecond-fast optical transients with TAIGA-HiSCORE array.

Alexander D Panov, И. И. Астапов, Ahmad A. Awad, Grigory M. Beskin et autres

The wide-angle Cherenkov array TAIGA-HiSCORE (FOV $\sim$0.6 ster), was originally buit as part of the TAIGA installation for high-energy gamma-ray astronomy and cosmic ray physics. It was proven that the array can also be used to search for nanosecond events in the …

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Monitoring of optical properties of deep lake water

Evgenii V Rjabov, Boris Tarashansky

We present the results of the one year monitoring of absorption and scattering lengths of light with wavelength 375–532 nm within the effective volume of the deep underwater neutrino telescope Baikal-GVD, which were measured by a device «BAIKAL-5D». The «BAIKAL-5D» was installed …

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