63 citations · 172 across the 15 of their papers we have counts for
Showing 1995Show all
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astro-ph1995
Four new active galaxies with steep soft X-ray spectra
J. Greiner, R. Danner, N. Bade +3
We have discovered four AGN in the ROSAT all-sky-survey data with very steep X-ray spectra. We apply several models to these X-ray spectra with emphasis on warm absorber models whi…
astro-ph1995★ 1 cited
The gamma-ray burst GB 920622
J. Greiner, M. Sommer, N. Bade +12
We have analyzed the Ulysses, BATSE, and COMPTEL spectral data from the -ray burst of June 22, 1992 (GB 920622). COMPTEL data reveal a hard to soft evolution within the first pu…
astro-ph1995★ 8 cited
X-RAY OUTBURST OF THE PECULIAR SEYFERT GALAXY IC 3599
D. Grupe, K. Beuermann, K. Mannheim +4
We report optical, soft X-ray, and UV observations of the peculiar Seyfert galaxy IC 3599 using data obtained with ROSAT and IUE. Most remarkably, we discovered a rapid decrease of…