High-resolution emission-line imaging of Seyfert galaxies. I - Observations. II - Evidence for anisotropic ionizing radiation

1988 ◽  
Vol 334 ◽  
pp. 104 ◽  
Author(s):  
Christopher A. Haniff ◽  
Andrew S. Wilson ◽  
Martin J. Ward
1996 ◽  
Vol 467 ◽  
pp. 197 ◽  
Author(s):  
John S. Mulchaey ◽  
Andrew S. Wilson ◽  
Zlatan Tsvetanov

2001 ◽  
Vol 121 (1) ◽  
pp. 80-89 ◽  
Author(s):  
J. B. Hutchings ◽  
S. L. Morris ◽  
D. Crampton

2003 ◽  
Vol 406 (1) ◽  
pp. 141-148 ◽  
Author(s):  
K. J. van der Heyden ◽  
J. A. M. Bleeker ◽  
J. S. Kaastra ◽  
J. Vink

1989 ◽  
Vol 134 ◽  
pp. 312-313
Author(s):  
Sylvain Veilleux

The preliminary results of a high-resolution study of narrow emission-line profiles in bright Seyfert galaxies are reported. Profile substructures such as secondary peaks and shoulders are observed in nearly all the objects. The results of profile comparisons in Mrk 359, Mrk 533, and Mrk 1066 are briefly discussed.


1996 ◽  
Vol 105 ◽  
pp. 75 ◽  
Author(s):  
Edward J. M. Colbert ◽  
Stefi A. Baum ◽  
Jack F. Gallimore ◽  
Christopher P. O'Dea ◽  
Matthew D. Lehnert ◽  
...  

1996 ◽  
Vol 102 ◽  
pp. 309 ◽  
Author(s):  
John S. Mulchaey ◽  
Andrew S. Wilson ◽  
Zlatan Tsvetanov

1994 ◽  
Vol 144 ◽  
pp. 541-547
Author(s):  
J. Sýkora ◽  
J. Rybák ◽  
P. Ambrož

AbstractHigh resolution images, obtained during July 11, 1991 total solar eclipse, allowed us to estimate the degree of solar corona polarization in the light of FeXIV 530.3 nm emission line and in the white light, as well. Very preliminary analysis reveals remarkable differences in the degree of polarization for both sets of data, particularly as for level of polarization and its distribution around the Sun’s limb.


1999 ◽  
Vol 521 (2) ◽  
pp. 531-546 ◽  
Author(s):  
Ian Evans ◽  
Anuradha Koratkar ◽  
Mark Allen ◽  
Michael Dopita ◽  
Zlatan Tsvetanov

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