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Related papers: TeV Gamma-ray Astronomy: A Summary

200 papers

This is a report on the findings of the dark matter science working group for the white paper on the status and future of TeV gamma-ray astronomy. The white paper was commissioned by the American Physical Society, and the full white paper…

The technique of gamma-ray astronomy at very high energies (VHE: > 100 GeV) with ground-based imaging atmospheric Cherenkov telescopes is described, the H.E.S.S. array in Namibia serving as example. Mainly a discussion of the physical…

Astrophysics · Physics 2009-07-24 Heinrich J. Voelk , Konrad Bernloehr

We present a detailed study of the gamma-ray emission from the direction of the star-forming region W30 based on a decade of the Fermi Large Area Telescope data in the 0.3-300 GeV photon energy range. The morphological and spectral analyses…

High Energy Astrophysical Phenomena · Physics 2019-08-21 Bing Liu , Rui-zhi Yang , Xiao-na Sun , Felix Aharonian , Yang Chen

This work intends to provide a brief summary of some of the Galactic science issues for the next generation of very high energy (VHE) instruments. The latter is here generically understood, as an instrument or set of instruments providing…

Astrophysics · Physics 2009-11-13 Diego F. Torres

The diffuse gamma radiation arising from the interaction of cosmic ray particles with matter and radiation in the Galaxy is one of the few probes available to study the origin of the cosmic rays. Milagro is a water Cherenkov detector that…

The Cherenkov Telescope Array (CTA) is the observatory for ground-based gamma-ray astronomy that will shape the domain of TeV astronomy for the next decades. CTA will comprise more than 100 imaging air Cherenkov telescopes deployed on two…

Instrumentation and Methods for Astrophysics · Physics 2020-04-21 Jürgen Knödlseder

This chapter outlines the general principles for the detection and characterisation of high-energy $\gamma$-ray photons in the energy range from MeV to GeV. Applications of these fundamental photon-matter interaction processes to the…

High Energy Astrophysical Phenomena · Physics 2023-04-05 Thomas Siegert , Deirdre Horan , Gottfried Kanbach

Being primarily devoted to the physics interpretation, the talk starts with the stereoscopic observation technique pioneered by HEGRA. The search for Supernova Remnants is reviewed, the need for a consistent theory is argued, and its…

Astrophysics · Physics 2007-05-23 H. J. Voelk

The last half-century has seen dramatic developments in gamma-ray telescopes, from their initial conception and development through to their blossoming into full maturity as a potent research tool in astronomy. Gamma-ray telescopes are…

Instrumentation and Methods for Astrophysics · Physics 2015-05-13 N. Gehrels , J. K. Cannizzo

The cosmic gamma-ray background radiation is one of the most fundamental observables in the gamma-ray band. Although the origin of the cosmic gamma-ray background radiation has been a mystery for a long time, the Fermi gamma-ray space…

High Energy Astrophysical Phenomena · Physics 2014-12-15 Yoshiyuki Inoue

Gamma-ray astronomy provides a direct window into the most violent, dynamic processes in the Universe. MeV gamma-ray astronomy in particular allows us to directly observe the process of chemical enrichment of the interstellar medium (ISM)…

High Energy Astrophysical Phenomena · Physics 2019-05-07 Fiona H. Panther

Cherenkov Telescope Array (CTA) is an upcoming instrument that will start a new generation of atmospheric Cherenkov telescopes. CTA is expected not only to provide an unprecedented sensitivity in the tens of GeV to hundreds of TeV range,…

Instrumentation and Methods for Astrophysics · Physics 2019-07-11 Julian Sitarek , Dorota Sobczyńska , Katarzyna Adamczyk , Michał Szanecki

With its excellent sensitivity, large field of view, broad energy coverage, and good per-photon angular resolution, the Large Area Telescope aboard the Fermi Gamma-ray Space Telescope satellite provides us with an unprecedented view of the…

High Energy Astrophysical Phenomena · Physics 2022-03-02 Jürgen Knödlseder

Gamma-ray binaries are binary systems where the energy flux peaks in the gamma-ray energy band. They harbour a compact object (a neutron star or a black hole) orbiting around a massive star that provides a strong radiation field. It is…

High Energy Astrophysical Phenomena · Physics 2023-10-03 Iurii Sushch , Brian van Soelen

With an instantaneous field of view of 2 sr and a duty cycle > 95%, the High Altitude Water Cherenkov (HAWC) Gamma-Ray Observatory is a perfect instrument for monitoring variable TeV sources. Because radio galaxies are a type of Active…

High Energy Astrophysical Phenomena · Physics 2019-09-04 Daniel Avila Rojas , Rubén Alfaro , M. Magdalena González , Nissim Fraija

The Crab Nebula has become established as the standard candle for TeV gamma-ray astronomy using the atmospheric Cherenkov technique. No evidence for variability has been seen. The spectrum of gamma rays from the Crab Nebula has been…

Globular clusters (GCs) with their ages of the order of several billion years contain many final products of evolution of stars such as: neutron stars, white dwarfs and probably also black holes. These compact objects can be at present…

High Energy Astrophysical Phenomena · Physics 2015-05-19 W. Bednarek

The Cherenkov Telescope Array (CTA) will be the next-generation gamma-ray observatory, investigating gamma-ray and cosmic ray astrophysics at energies from 20 GeV to more than 300 TeV. The observatory, consisting of large arrays of imaging…

High Energy Astrophysical Phenomena · Physics 2018-01-22 The CTA Consortium

We estimate the TeV gamma-ray fluxes expected from the population of young pulsars in terms of the self-consistent time dependent hadronic-leptonic model for the high energy processes inside the pulsar wind nebulae. This radiation model…

Astrophysics · Physics 2009-11-13 W. Bednarek , M. Bartosik