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Zeitschriftenartikel (48)
21.
Zeitschriftenartikel
681 (2), S. 965 - 981 (2008)
Chandra LETGS spectroscopy of the quasar MR 2251−178 and its warm absorber. The Astrophysical Journal 22.
Zeitschriftenartikel
680 (2), S. 926 - 938 (2008)
On the nature of Seyfert galaxies with high [O III] λ5007 blueshifts. The Astrophysical Journal 23.
Zeitschriftenartikel
678 (2), S. L81 - L84 (2008)
A recoiling supermassive black hole in the quasar SDSS J092712.65+294344.0? The Astrophysical Journal 24.
Zeitschriftenartikel
678 (1), S. L13 - L16 (2008)
Discovery of superstrong, fading, iron line emission and double-peaked balmer lines of the galaxy SDSS J095209.56+214313.3: the light echo of a huge flare. The Astrophysical Journal 25.
Zeitschriftenartikel
670 (1 Part 1), S. 60 - 73 (2007)
The narrow-line region of narrow-line and broad-line type 1 active galactic nuclei - I. A zone of avoidance in density. Astrophysical Journal 26.
Zeitschriftenartikel
668 (2 Part 2), S. L111 - L114 (2007)
Discovery of the narrow-line Seyfert 1 galaxy Markarian 335 in a historical low X-ray flux state. Astrophysical Journal 27.
Zeitschriftenartikel
667 (1 Part 2), S. L33 - L36 (2007)
Narrow-line Seyfert 1 galaxies and the MBH-σ relation. Astrophysical Journal 28.
Zeitschriftenartikel
133 (5), S. 1988 - 1994 (2007)
An update on the X-ray transient narrow-line Seyfert 1 galaxy WPVS 007: swift observations of UV variability and persistence of X-ray faintness. Astronomical Journal 29.
Zeitschriftenartikel
658 (1 Part 2), S. L13 - L16 (2007)
A narrow-line Seyfert 1-blazar composite nucleus in 2MASX J0324+3410. Astrophysical Journal 30.
Zeitschriftenartikel
459 (1), S. 55 - 69 (2006)
Size and properties of the narrow-line region in Seyfert-1 galaxies from spatially-resolved optical spectroscopy. Astronomy & Astrophysics 31.
Zeitschriftenartikel
456 (3), S. 953 - 966 (2006)
Size and properties of the narrow-line region in Seyfert-2 galaxies from spatially-resolved optical spectroscopy. Astronomy & Astrophysics 32.
Zeitschriftenartikel
132 (3), S. 1189 - 1201 (2006)
Swift observations of the highly X-ray variable narrow-line seyfert 1 galaxy RX J0148.3-2758. Astronomical Journal 33.
Zeitschriftenartikel
132 (2), S. 531 - 545 (2006)
Radio-loud narrow-line type 1 quasars. Astronomical Journal 34.
Zeitschriftenartikel
639 (2 Part 1), S. 710 - 715 (2006)
The radio-loud narrow-line quasar SDSS J172206.03+565451.6. Astrophysical Journal 35.
Zeitschriftenartikel
446 (3), S. 919 - 932 (2006)
Size and properties of the NLR in the Seyfert-2 galaxy NGC 1386. Astronomy & Astrophysics 36.
Zeitschriftenartikel
634 (2 Part 1), S. 928 - 938 (2005)
Supersolar metallicity in the NLS1 galaxy markarian 1044. The Astrophysical Journal 37.
Zeitschriftenartikel
620 (1), S. 183 - 190 (2005)
Supersolar N/C in the narrow-line Seyfert 1 galaxy markarian 1044. The Astrophysical Journal 38.
Zeitschriftenartikel
353 (3), S. L29 - L33 (2004)
Discovery of high-amplitude X-ray variability in the Seyfert-LINER transition galaxy NGC 7589. Monthly Notices of the Royal Astronomical Society 39.
Zeitschriftenartikel
127 (6), S. 3161 - 3167 (2004)
Markarian 1239: a highly polarized narrow-line Seyfert 1 galaxy with a steep X-ray spectrum and strong Ne IX emission. The Astronomical Journal 40.
Zeitschriftenartikel
604 (2), S. 572 - 578 (2004)
Follow-up Chandra observations of three candidate tidal disruption events. The Astrophysical Journal