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1. Very high energy cosmic gamma radiation
: a crucial window on the extreme universe
by Aharonian, Felix A
2004, ISBN 9810245734, xiv, 495
Book
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2. Astrophysics at very high energies
: Saas-Fee advanced course 40
by Aharonian, Felix A and Bergstrom, Lars and Dermer, Charles and ebrary, Inc
2013, Swiss Society for Astrophysics and Astronomy, ISBN 9783642361340
Astrophysics | Nuclear astrophysics
Web Resource
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3. Full Text Diffuse [gamma]-ray emission near the young massive cluster NGC 3603
by Yang, Rui-zhi and Aharonian, Felix
Astronomy & Astrophysics, ISSN 0004-6361, 04/2017, Volume 600
We report the detailed analysis of Fermi Large Area Telescope's data towards the direction of the young massive star cluster NGC 3603. The emission shows a... 
Spectral emissivity | Similarity | Proton energy | Emission | Star clusters | Astronomy | Cosmic rays | Massive stars
Journal Article
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4. Full Text Exploring the shape of the γ-ray spectrum around the “π0-bump”
by Yang, Rui-zhi and Kafexhiu, Ervin and Aharonian, Felix
Astronomy & Astrophysics, ISSN 0004-6361, 07/2018, Volume 615, p. A108
The “pion-decay” bump is a distinct signature of the differential energy spectrum of γ-rays between 100 MeV and 1 GeV produced in hadronic interactions of... 
Time dependence | Heavy ions | Pions | Energy | Bremsstrahlung | Energy spectra | Decay | Radiation | Positrons | Evolution | Cosmic rays
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5. Full Text Gamma rays from supernova remnants
by Aharonian, Felix A
Astroparticle Physics, ISSN 0927-6505, 03/2013, Volume 43, pp. 71 - 80
► Supernova remnants (SNRs) accelerate cosmic rays (CRS) to relativistic energies. ► Interactions of CRs leads to production of gamma-rays. ► Presently,... 
Gamma rays | Cosmic ray | Supernova remnants | Diffusive shock acceleration | MOLECULAR CLOUDS | NONTHERMAL EMISSION | CASSIOPEIA-A | SNR RX J1713.7-3946 | LARGE-AREA TELESCOPE | PARTICLE-ACCELERATION | MAGIC TELESCOPE | ASTRONOMY & ASTROPHYSICS | GALACTIC COSMIC-RAYS | MAGNETIC-FIELD | IC 443 | PHYSICS, PARTICLES & FIELDS
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6. Full Text On the GeV excess in the diffuse [gamma]-ray emission towards the Galactic centre
by Yang, Rui-zhi and Aharonian, Felix
Astronomy & Astrophysics, ISSN 0004-6361, 05/2016, Volume 589
Aims.The Fermi-LAT [gamma]-ray data have been used to study the morphological and spectral features of the so-called GeV excess - a diffuse radiation component... 
Energy use | Dark matter | Energy distribution | Emission analysis | Emission | Spectra | Astronomy | Symmetry
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7. Full Text Formation of hard very high energy gamma-ray spectra of blazars due to internal photon-photon absorption
by Aharonian, Felix A and Khangulyan, D and Costamante, L
Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 2008, Volume 387, Issue 3, pp. 1206 - 1214
The energy spectra of TeV gamma-rays from blazars, after being corrected for intergalatic absorption in the extragalactic background light (EBL), appear... 
gamma‐rays: theory | BL Lacertae objects: general | gamma‐rays: observations | diffuse radiation | Gamma-rays: theory | Diffuse radiation | Gamma-rays: observations | LIMITS | gamma-rays : theory | EXTRAGALACTIC BACKGROUND LIGHT | RADIATION | gamma-rays : observations | DIRBE | VARIABILITY | SPACE-TELESCOPE | ASTRONOMY & ASTROPHYSICS | CONSTRAINTS | GALAXIES | EMISSION | MARKARIAN-501 | BL Lacertae objects : general | Radiation | Gamma rays | Astrophysics | Spectrum analysis | Particle physics | Astronomy
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8. Full Text Extremely fast acceleration of cosmic rays in a supernova remnant
by Uchiyama, Yasunobu and Maeda, Yoshitomo and Aharonian, Felix A and Takahashi, Tadayuki and Tanaka, Takaaki
Nature, ISSN 0028-0836, 10/2007, Volume 449, Issue 7162, pp. 576 - 578
Galactic cosmic rays (CRs) are widely believed to be accelerated by shock waves associated with the expansion of supernova ejecta into the interstellar medium.... 
PARTICLE-ACCELERATION | SHELL | AMPLIFICATION | X-RAYS | DIFFUSIVE SHOCK ACCELERATION | MAXIMUM ENERGY | MULTIDISCIPLINARY SCIENCES | SNR RX J1713.7-3946 | MAGNETIC-FIELD | EMISSION | XMM-NEWTON | Discovery and exploration | Research | Supernovae | Magnetic fields | Cosmic rays | Acceleration (Mechanics) | Amplification | Supernova remnants | Broadband | X-rays | Interstellar magnetic fields | Acceleration | Electron acceleration
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9. Full Text Klein–Nishina effects in the spectra of non‐thermal sources immersed in external radiation fields
by Moderski, Rafał and Sikora, Marek and Coppi, Paolo S and Aharonian, Felix
Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 11/2005, Volume 363, Issue 3, pp. 954 - 966
We provide a systematic numerical and analytical study of Klein–Nishina (KN) effects in the spectrum produced by a steady‐state, non‐thermal source where... 
radiation mechanisms: non‐thermal | MHD | quasars: general | Radiation mechanisms: non-thermal | Quasars: general | COMPTON-SCATTERING | PHOTONS | SYNCHROTRON RADIATION | EGRET OBSERVATIONS | radiation mechanisms : non-thermal | INVERSE-COMPTON | GAMMA-RAY EMISSION | RADIO PULSAR | RELATIVISTIC ELECTRONS | BLAZARS | ASTRONOMY & ASTROPHYSICS | quasars : general | PAIR PLASMAS | Gamma rays | Quasars | Spectrum analysis | Radiation | Pulsars | Cosmology | Magnetic fields | Star & galaxy formation | Physics - Cosmology and Nongalactic Astrophysics | Physics - Earth and Planetary Astrophysics | Physics - Instrumentation and Methods for Astrophysics | Physics - High Energy Astrophysical Phenomena | Physics - Solar and Stellar Astrophysics | Physics - Astrophysics of Galaxies
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10. Full Text Fermi bubbles: Giant, multibillion-year-old reservoirs of galactic center cosmic rays
by Crocker, Roland M and Aharonian, Felix
Physical Review Letters, ISSN 0031-9007, 03/2011, Volume 106, Issue 10, pp. 101102 - 101102
Recently evidence has emerged for enormous features in the gamma-ray sky observed by the Fermi-LAT instrument: bilateral ''bubbles'' of emission centered on... 
WIND | STARBURST | PLASMA | PHYSICS, MULTIDISCIPLINARY | STAR-FORMATION | INTERSTELLAR-MEDIUM | GAMMA-RAYS | MILKY-WAY | EMISSION | CLUSTER | RIDGE
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11. Full Text Fast Variability of Nonthermal X-Ray Emission in Cassiopeia A: Probing Electron Acceleration in Reverse-Shocked Ejecta
by Uchiyama, Yasunobu and Aharonian, Felix A
The Astrophysical Journal Letters, ISSN 1538-4357, 04/2008, Volume 677, Issue 2, pp. L105 - L108
Recent discovery of the year-scale variability in the synchrotron X-ray emission of the supernova remnant (SNR) RX J713.7-3946 has initiated our study of... 
Acceleration of particles | ISM: individual (Cassiopeia A) | Radiation mechanisms: nonthermal | Physics - Cosmology and Nongalactic Astrophysics | Physics - Earth and Planetary Astrophysics | Physics - Instrumentation and Methods for Astrophysics | Physics - High Energy Astrophysical Phenomena | Physics - Solar and Stellar Astrophysics | Physics - Astrophysics of Galaxies
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12. Full Text The key science projects of the Cherenkov telescope array
by Vercellone, Stefano
AIP Conference Proceedings, ISSN 0094-243X, 01/2017, Volume 1792, Issue 1
The Cherenkov Telescope Array (CTA) will be the next generation gamma-ray observatory, open to the scientific community, to investigate the very high-energy... 
Galactic clusters | Gamma rays | Southern Hemisphere | High energy astronomy | Galaxies | Accelerators | Pollution sources | Communities | Emission analysis | Universe | Arrays
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13. Full Text Gamma rays from molecular clouds
by Gabici, Stefano and Aharonian, Felix A and Blasi, Pasquale
Astrophysics and Space Science, ISSN 0004-640X, 6/2007, Volume 309, Issue 1, pp. 365 - 371
It is believed that the observed diffuse gamma-ray emission from the galactic plane is the result of interactions between cosmic rays and the interstellar gas.... 
ISM: clouds | Physics | Astronomy | Cosmic rays | Gamma rays: theory | ACCELERATION | ISM | gamma rays : theory | clouds | cosmic rays | ASTRONOMY & ASTROPHYSICS | Gamma rays | Astrophysics | Physics - Cosmology and Nongalactic Astrophysics | Physics - Earth and Planetary Astrophysics | Physics - Instrumentation and Methods for Astrophysics | Physics - High Energy Astrophysical Phenomena | Physics - Solar and Stellar Astrophysics | Physics - Astrophysics of Galaxies
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14. Full Text A decade of TeV observations of the gamma-ray binary HESS J0632+057 with VERITAS
by Schlenstedt, S
AIP Conference Proceedings, ISSN 0094-243X, 01/2017, Volume 1792, Issue 1
The gamma-ray binary HESS J0632+057 (VER J0633+057) has been observed at very-high energies for a decade by all major systems of imaging atmospheric Cherenkov... 
Gamma rays | Telescopes | Binary stars | X ray telescopes
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15. Full Text Giant lobes of Centaurus A as seen in radio and gamma-ray images obtained with the Fermi-LAT and Planck satellites
by Sun, Xiao-na and Yang, Rui-zhi and Mckinley, Benjamin and Aharonian, Felix
AIP Conference Proceedings, ISSN 0094-243X, 01/2017, Volume 1792, Issue 1
The γ-ray data of Fermi-LAT on the giant lobes of Centaurus A are analysed together with the high frequency radio data obtained with the Planck satellite. The... 
Gamma rays | Leptons | Emission spectra | Upgrading | Emission analysis | Microwave frequencies | Radio | Software development tools | Magnetic fields | Lobes | Physics - High Energy Astrophysical Phenomena
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16. Full Text IceCube real-time alert system
by Satalecka, K
AIP Conference Proceedings, ISSN 0094-243X, 01/2017, Volume 1792, Issue 1
In 2013 the IceCube collaboration reported the first detection of a diffuse flux of astrophysical neutrinos. However their sources remain unknown. The fact... 
Gamma rays | Real time | Gravitational waves | Neutrinos | Channels
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17. Full Text The Cherenkov telescope array – Status
by Hofmann, Werner
AIP Conference Proceedings, ISSN 0094-243X, 01/2017, Volume 1792, Issue 1
The Cherenkov Telescope Array (CTA) is a next-generation observatory for very high energy (VHE) gamma-ray astronomy. With one array of imaging atmospheric... 
Sky | Neutron flux | Neutron stars | Angular resolution | Galaxies | Galactic evolution | Black holes (astronomy) | Stellar evolution | Relativistic particles | Field of view | Object recognition | Extreme environments | Gamma rays | Observatories | Hemispheres | High energy astronomy | Star formation | Dark matter | Telescopes | Sensitivity enhancement | Emitters | Arrays | Astronomy
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18. Full Text Current status of the CALET mission
by Mori, Masaki
AIP Conference Proceedings, ISSN 0094-243X, 01/2017, Volume 1792, Issue 1
The CALorimeteric Electron Telescope (CALET) is a Japanese-led international mission being developed as part of the utilization plan for the International... 
Gamma rays | International Space Station | Multinational space ventures | Energy measurement | Cosmic rays
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19. Full Text Preliminary HAWC 1st year catalog
by Rivière, Colas
AIP Conference Proceedings, ISSN 0094-243X, 01/2017, Volume 1792, Issue 1
The High Altitude Water Cherenkov Observatory (HAWC) is the most sensitive wide field-of-view TeV telescope. With a 2 sr instantaneous field-of-view and > 95%... 
High altitude | Field of view
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20. Full Text Probing cosmological fields with VERITAS
by Pueschel, Elisa
AIP Conference Proceedings, ISSN 0094-243X, 01/2017, Volume 1792, Issue 1
The observed properties of active galactic nuclei carry the imprint of the magnetic fields and low-energy photon fields encountered by the gamma rays as they... 
Gamma rays | Red shift | Active galactic nuclei | Spectral energy distribution | Ground-based observation | Blazars | Magnetic fields | Magnetic properties
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