Publikationen von W. Collmar
Alle Typen
Zeitschriftenartikel (28)
21.
Zeitschriftenartikel
848 (2006)
INTEGRAL observation of flaring activity of Mrk 421. The Astronomer's Telegram 22.
Zeitschriftenartikel
444 (3), S. 767 - 775 (2005)
COMPTEL observations of the γ-ray blazars 3C 454.3 and CTA 102 during the CGRO mission. Astronomy & Astrophysics 23.
Zeitschriftenartikel
421 (3), S. 983 - 990 (2004)
Spectral constraints on unidentified EGRET gamma-ray sources from COMPTEL MeV observations. Astronomy & Astrophysics 24.
Zeitschriftenartikel
593, S. 160 - 168 (2003)
BeppoSAX observations of Centaurus A: The hard continuum and the iron-line feature. The Astrophysical Journal 25.
Zeitschriftenartikel
396 (3), S. 923 - 928 (2002)
An unidentified variable gamma-ray source near the galactic plane detected by COMPTEL. Astronomy & Astrophysics 26.
Zeitschriftenartikel
572 (2), S. 984 - 995 (2002)
The soft gamma-ray spectral variability of Cygnus X-1. The Astrophysical Journal 27.
Zeitschriftenartikel
386 (3), S. 843 - 853 (2002)
COMPTEL observations of the gamma-ray blazar PKS 1622-297. Astronomy & Astrophysics 28.
Zeitschriftenartikel
435, S. L91 - L95 (1994)
The 1993 multiwavelength campaign on 3C 279: the radio to gamma-ray energy distribution in low state. The Astrophysical Journal Konferenzbeitrag (37)
29.
Konferenzbeitrag
90, S. 297 - 300 (2019)
COMPTEL Reloaded: a heritage project in MeV astronomy. Proceedings of the 12th INTEGRAL conference and 1st AHEAD Gamma-ray Workshop, Geneva, Switzerland, 11. Februar 2019 - 15. Februar 2019. Memorie della Societa Astronomica Italiana 30.
Konferenzbeitrag
IFS2017, 039, (2017)
On the Underlying Particles in the Jet of 3C 279. IFS2017 - 7th International Fermi Symposium, Garmisch-Partenkirchen, Germany, 15. Oktober 2017 - 20. Oktober 2017. Proceedings of Science 31.
Konferenzbeitrag
IFS2017, 132, (2017)
COMPTEL reloaded: a heritage MeV data project. IFS2017 - 7th International Fermi Symposium, Garmisch-Partenkirchen, Germany, 15. Oktober 2017 - 20. Oktober 2017. Proceedings of Science 32.
Konferenzbeitrag
Limits on MeV gamma-ray emission from active galaxies and other unidentified high-latitude gamma-ray sources observed with CGRO/COMPTEL. In: Proceedings of the 30th International Cosmic Ray Conference, S. 1085 - 1087 (Hg. Caballero, R.; D'Olivo, J.C.; Medina-Tanco, G.; Nellen, L.; Sánchez, F.A. et al.). 30th International Cosmic Ray Conference, Mérida Yucatan, México, 03. Juli 2007 - 11. Juli 2007. Universidad Nacional Autónoma de México, Mexico City, Mexico (2008)
33.
Konferenzbeitrag
INTEGRAL observations of the gamma-ray blazar 3C 279 during the 'deep extragalactic survey'. In: Proceedings of the 6th Integral Workshop - The Obscured Universe, S. 203 - 206 (Hg. Grebenev, S.; Sunyaev, R.; Winkler, C.). 6th Integral Workshop - The Obscured Universe, Moscow, Russian Federation, 02. Juli 2006 - 08. Juli 2006. ESA Publications Division, Noordwijk, The Netherlands (2007)
34.
Konferenzbeitrag
Multifrequency observations of the blazar 3C 279 in January 2006. In: Proceedings of the 6th Integral Workshop - The Obscured Universe, S. 207 - 210 (Hg. Grebenev, S.; Sunyaev, R.; Winkler, C.). 6th Integral Workshop - The Obscured Universe, Moscow, Russian Federation, 02. Juli 2006 - 08. Juli 2006. ESA Publications Division, Noordwijk, The Netherlands (2007)
35.
Konferenzbeitrag
309 (1-4), S. 17 - 21 (2007)
INTEGRAL/XMM views on the MeV source GRO J1411-64. Conference on the Multi-Messenger Approach to High Energy Gamma-Ray Sources, Barcelona, Spain, 04. Juli 2006 - 07. Juli 2006. Astrophysics and Space Science 36.
Konferenzbeitrag
309 (1-4), S. 23 - 27 (2007)
Evidence for a new MeV source observed by the COMPTEL experiment aboard CGRO. Conference on the Multi-Messenger Approach to High Energy Gamma-Ray Sources, Barcelona, Spain, 04. Juli 2006 - 07. Juli 2006. Astrophysics and Space Science 37.
Konferenzbeitrag
INTEGRAL and multiwavelength observations of the blazar Mrk 421 during an active phase. In: The First GLAST Symposium, S. 371 - 372 (Hg. Ritz, S.; Michelson, P.; Meegan, C.). The First GLAST Symposium, Stanford, California, USA, 05. Februar 2007 - 08. Februar 2007. American Institute of Physics, Melville, NY, USA (2007)
38.
Konferenzbeitrag
New blazar detections at MeV energies by COMPTEL. In: Blazar Variability Workshop II: Entering the GLAST Era, S. 120 - 123 (Hg. Miller, H.R.; Marshall, K.; Webb, J.R.; Aller, M.F.). Blazar Variability Workshop II: Entering the GLAST Era, Miami, Florida, USA, 10. April 2005 - 12. April 2005. Astronomical Society of the Pacific, San Francisco, CA, USA (2006)
39.
Konferenzbeitrag
INTEGRAL/RXTE observations of Cen A. In: Proceedings of the X-ray Universe 2005, S. 657 - 658 (Hg. Wilson, A.). The X-ray Universe 2005, El Escorial, Madrid, Spain, 26. September 2005 - 30. September 2005. ESA Publications Division, Noordwijk, The Netherlands (2006)
40.
Konferenzbeitrag
Comptel constraints on unidentified EGRET sources. Conference on multiwavelenght approach to undentified gamma-ray sources, Hong Kong, 01. Juni 2004 - 04. Juni 2004. multiwavelenght approach to unidentified gamma-ray sources, S. 283 - 290 (2005)