activity
20182026
most citedThe Cosmic-Ray Energy Spectrum between 2 PeV and 2 EeV Observed with the TALE detector in monocular mode

123 citations · 318 across the 18 of their papers we have counts for

collaborators

20 papers

astro-ph.HE2026

Depth of Maximum of EAS and Mean Mass Composition of Primary CRs from the Spatial and Temporal Distribution of Cherenkov Light According to TAIGA-HiSCORE Data

M. Yu. Ternovoy, V. V. Prosin, E. A. Osipova +72

We present the dependence of the depth of maximum of extensive air showers (EAS), , on the energy of the primary particle, as determined from data recorded with the wide-…

astro-ph.IM2026

Wide-field search for submicrosecond optical and gamma transients as manifestation of primordial black holes evaporation with the TAIGA-HiSCORE Cherenkov array

I. I. Astapov, G. M. Beskin, P. A. Bezyazykov +70

We demonstrated in our papers [Panov, 2021; Panov,2025), that the TAIGA-HiSCORE Cherenkov array physics, originally designed for research in cosmic rays and ultra-high-energy gamma…

astro-ph.IM2026

The performance of the TA4 surface detector array: 4.3 years of the first-half expansion

Telescope Array Collaboration, R. U. Abbasi, T. Abu-Zayyad +126

The Telescope Array (TA) experiment aims to reveal the origin of ultra-high-energy cosmic rays (UHECRs) by observing air showers using surface detectors (SDs), which spread over an…

astro-ph.GA2025

Searching for EeV photons with Telescope Array Surface Detector and neural networks

Telescope Array Collaboration, R. U. Abbasi, T. Abu-Zayyad +126

Ultra-high-energy photons play an important role in probing astrophysical models and beyond-Standard-Model scenarios. We report updated limits on the diffuse photon flux using Tele…

astro-ph.HE2024★ 1 cited

Isotropy of cosmic rays beyond eV favors their heavy mass composition

Telescope Array Collaboration, R. U. Abbasi, Y. Abe +138

We report an estimation of the injected mass composition of ultra-high energy cosmic rays (UHECRs) at energies higher than 10 EeV. The composition is inferred from an energy-depend…

astro-ph.HE2024

Mass composition of ultra-high energy cosmic rays from distribution of their arrival directions with the Telescope Array

Telescope Array Collaboration, R. U. Abbasi, Y. Abe +138

We use a new method to estimate the injected mass composition of ultrahigh cosmic rays (UHECRs) at energies higher than 10 EeV. The method is based on comparison of the energy-depe…

astro-ph.HE2024★ 1 cited

Observation of Declination Dependence in the Cosmic Ray Energy Spectrum

The Telescope Array Collaboration, R. U. Abbasi, T. Abu-Zayyad +122

We report on an observation of the difference between northern and southern skies of the ultrahigh energy cosmic ray energy spectrum with a significance of . We use measu…

astro-ph.IM2022★ 3 cited

TAIGA -- an advanced hybrid detector complex for astroparticle physics and high energy gamma-ray astronomy

N. M. Budnev, I. Astapov, P. Bezyazeekov +74

The physical motivations, present status, main results in study of cosmic rays and in the field of gamma-ray astronomy as well future plans of the TAIGA-1 (Tunka Advanced Instrumen…

astro-ph.HE2022★ 3 cited

Primary Cosmic Rays Energy Spectrum and Mean Mass Composition by the Data of the TAIGA Astrophysical Complex

V. Prosin, I. Astapov, P. Bezyazeekov +78

The corrected dependence of the mean depth of the EAS maximum on the energy was obtained from the data of the Tunka-133 array for 7 years and the TAIGA-HiSCORE array for…

astro-ph.IM2022

The Tunka-Grande scintillation array: current results

A. L. Ivanova, I. Astapov, P. Bezyazeekov +76

The Tunka-Grande experiment is a scintillation array with about 0.5 sq.km sensitive area at Tunka Valley, Siberia, for measuring charged particles and muons in extensive air shower…

physics.ao-ph2022★ 21 cited

First High-speed Video Camera Observations of a Lightning Flash Associated with a Downward Terrestrial Gamma-ray Flash

R. U. Abbasi, M. M. F. Saba, J. W. Belz +146

In this paper, we present the first high-speed video observation of a cloud-to-ground lightning flash and its associated downward-directed Terrestrial Gamma-ray Flash (TGF). The op…

astro-ph.HE2021★ 4 cited

Observation of Variations in Cosmic Ray Single Count Rates During Thunderstorms and Implications for Large-Scale Electric Field Changes

R. U. Abbasi, T. Abu-Zayyad, M. Allen +160

We present the first observation by the Telescope Array Surface Detector (TASD) of the effect of thunderstorms on the development of cosmic ray single count rate intensity over a 7…

astro-ph.HE2021★ 11 cited

Indications of a Cosmic Ray Source in the Perseus-Pisces Supercluster

Telescope Array Collaboration, R. U. Abbasi, T. Abu-Zayyad +155

The Telescope Array Collaboration has observed an excess of events with in the data which is centered at (RA, dec) = (, ). This is n…

astro-ph.IM2021★ 18 cited

Surface detectors of the TAx4 experiment

Telescope Array Collaboration, R. U. Abbasi, M. Abe +145

Telescope Array (TA) is the largest ultrahigh energy cosmic-ray (UHECR) observatory in the Northern Hemisphere. It explores the origin of UHECRs by measuring their energy spectrum,…

astro-ph.HE2020★ 28 cited

Search for Large-scale Anisotropy on Arrival Directions of Ultra-high-energy Cosmic Rays Observed with the Telescope Array Experiment

Telescope Array Collaboration, R. U. Abbasi, M. Abe +141

Motivated by the detection of a significant dipole structure in the arrival directions of ultrahigh-energy cosmic rays above 8 EeV reported by the Pierre Auger Observatory (Auger),…

astro-ph.HE2020★ 4 cited

Evidence for a Supergalactic Structure of Magnetic Deflection Multiplets of Ultra-High Energy Cosmic Rays

Telescope Array Collaboration, R. U. Abbasi, M. Abe +140

Evidence for a large-scale supergalactic cosmic ray multiplet (arrival directions correlated with energy) structure is reported for ultra-high energy cosmic ray (UHECR) energies ab…

astro-ph.HE2018★ 53 cited

Testing a reported correlation between arrival directions of ultrahigh-energy cosmic rays and a flux pattern from nearby starburst galaxies using Telescope Array data

Telescope Array Collaboration, R. U. Abbasi, M. Abe +138

The Pierre Auger Collaboration (Auger) recently reported a correlation between the arrival directions of cosmic rays with energies above 39 EeV and the flux pattern of 23 nearby st…

astro-ph.HE2018★ 123 cited

The Cosmic-Ray Energy Spectrum between 2 PeV and 2 EeV Observed with the TALE detector in monocular mode

R. U. Abbasi, M. Abe, T. Abu-Zayyad +137

We report on a measurement of the cosmic ray energy spectrum by the Telescope Array Low-Energy Extension (TALE) air fluorescence detector. The TALE air fluorescence detector is als…

astro-ph.HE2018★ 32 cited

Evidence of Intermediate-Scale Energy Spectrum Anisotropy of Cosmic Rays E10 eV with the Telescope Array Surface Detector

R. U. Abbasi, M. Abe, T. Abu-Zayyad +136

An intermediate-scale energy spectrum anisotropy has been found in the arrival directions of ultra-high energy cosmic rays of energies above eV in the northern hemisphe…

astro-ph.HE2018★ 16 cited

Evidence for Declination Dependence of the Ultrahigh Energy Cosmic Ray Spectrum in the Northern Hemisphere

R. U. Abbasi, T. Abu-Zayyad, M. Allen +154

Telescope Array (TA) is the largest experiment in the Northern Hemisphere studying ultrahigh energy cosmic rays. TA measurements of the cosmic ray spectrum using the surface detect…