The status of the HESS project

JA Hinton, Hess Collaboration - New Astronomy Reviews, 2004 - Elsevier
The High Energy Stereoscopic System (HESS) is a system of four, 107 m2 mirror area,
imaging Cherenkov telescopes under construction in the Khomas Highland of Namibia …

Ground-based gamma-ray astronomy: history and development of techniques

D Bose, VR Chitnis, P Majumdar… - The European Physical …, 2022 - Springer
Very high energy (VHE) γ-rays constitute one of the main pillars of high energy astrophysics.
Gamma-rays are produced under extreme relativistic conditions in the Universe. VHE γ-rays …

The optical system of the HESS imaging atmospheric Cherenkov telescopes. Part I: layout and components of the system

K Bernlöhr, O Carrol, R Cornils, S Elfahem, P Espigat… - Astroparticle …, 2003 - Elsevier
HESS––the high energy stereoscopic system––is a new system of large imaging
atmospheric Cherenkov telescopes, with about 100 m2 mirror area for each of four …

Calibration of cameras of the HESS detector

F Aharonian, AG Akhperjanian, KM Aye… - Astroparticle …, 2004 - Elsevier
HESS—the high energy stereoscopic system—is a new system of large atmospheric
Cherenkov telescopes for GeV/TeV astronomy. Each of the four telescopes of 107m2 mirror …

Detection of Intra-day Variability Timescales of Four High-energy Peaked Blazars with XMM-Newton

H Gaur, AC Gupta, P Lachowicz… - The Astrophysical …, 2010 - iopscience.iop.org
We selected a sample of 24 XMM–Newton light curves (LCs) of four high energy peaked
blazars, PKS 0548− 322, ON 231, 1ES 1426+ 428, and PKS 2155− 304. These data …

Introduction to high-energy gamma-ray astronomy

B Degrange, G Fontaine - Comptes …, 2015 - comptes-rendus.academie-sciences …
Le présent numéro est le premier de deux volumes consacrés à l'astronomie gamma de
haute énergie au-dessus de 100 MeV, qui a considérablement progressé au cours des vingt …

Gamma-ray Observational properties of TeV-detected blazars

GD Şentürk, M Errando, M Böttcher… - The Astrophysical …, 2013 - iopscience.iop.org
The synergy between the Fermi-LAT and ground-based Cherenkov telescope arrays gives
us the opportunity for the first time to characterize the high-energy emission from blazars …

The high-energy γ-ray emission of AP Librae

A Abramowski, F Aharonian, FA Benkhali… - Astronomy & …, 2015 - aanda.org
The γ-ray spectrum of the low-frequency-peaked BL Lac (LBL) object AP Librae is studied,
following the discovery of very-high-energy (VHE; E> 100 GeV) γ-ray emission up to the TeV …

Study of neutral-current four-fermion and ZZ production in e+ e− collisions at s= 183 GeV

M Acciarri, P Achard, O Adriani, M Aguilar-Benitez… - Physics Letters B, 1999 - Elsevier
A study of neutral-current four-fermion processes is performed using a data sample
corresponding to 55.3 pb− 1 of integrated luminosity collected by the L3 detector at LEP at …

Cherenkov gamma-ray telescopes: Past, present, future. The ALEGRO project

AM Bykov, FA Aharonian, AM Krassilchtchikov… - Technical Physics, 2017 - Springer
A brief overview of the history of atmospheric Cherenkov gamma-ray telescopes is given.
Topical problems of modern astrophysics and fundamental physics to be solved with these …