Monitoring RXTE observations of Markarian 348: The origin of the column density variations

Monthly Notices of the Royal Astronomical Society

Volumn 332, Issue 2, 2002, Pages

  Akylas, A ^a,b   Georgantopoulos, I ^a   Griffiths, R G ^c   Papadakis, I E ^d   Mastichiadis, A ^b   Warwick, R S ^c   Nandra, K ^e   Smith, D A ^f  

^a NATIONAL OBSERVATORY OF ATHENS   (Greece)

^b UNIVERSITY OF ATHENS   (Greece)

^c UNIVERSITY OF LEICESTER   (United Kingdom)

^d UNIVERSITY OF CRETE   (Greece)

^e NASA GODDARD SPACE FLIGHT CENTER   (United States)

^f UNIVERSITY OF MARYLAND   (United States)

Author keywords

Galaxies: active; Galaxies: individual: Mrk 348; Galaxies: Seyfert; Quasars: general; X rays: galaxies

Indexed keywords

GALAXIES;

COLUMN DENSITY; DENSITY VARIATIONS; GALAXIES ACTIVE; GALAXIES: INDIVIDUALS; GALAXY: INDIVIDUAL: MRK 348; GALAXY:SEYFERT; QUASARS:GENERAL; SEYFERT GALAXIES; SPECTRAL VARIABILITY; X-RAYS: GALAXIES;

PHOTOIONIZATION;

EID: 0042821333     PISSN: 00358711     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1365-8711.2002.05392.x     Document Type: Article

References (17)

1. Georgantopoulos I., Papadakis I., 2001, MNRAS, 322, 218
2. Georgantopoulos I., Papadakis I., Warwick R. S., Smith D. A., Stewart G. C., Griffiths R. G., 1999, MNRAS, 307, 815
3. Glasser C. A., Odell C. E., Seufert S. E., 1994, IEEE Trans. Nucl. Sci., 41, 1343
4. Griffiths R. G., 1999, PhD thesis, Univ. Leicester
5. Kallman T. R., Krolik J. H., 2000, XSTAR: A spectral analysis tool, Version 2.0 of the User's Guide. GSFC/NASA
6. Magdziarz P., Zdziarski A., 1995, MNRAS, 273, 837
7. Malizia A., Bassani J., Malaguti G., Palumbo G. G. C., 1997, ApJS, 113, 311
8. Nishiura S., Taniguchi Y., 1998, ApJ, 499, 134
9. Peterson B. M., 1993, PASP, 105, 247
10. Press W. H., Flannery B. P., Teukolsky S. A., Vetterling W. T., 1986, Numerical Recipes, The Art of Scientific Computing. Cambrigde Univ. Press, Cambridge
11. Risaliti G., Elvis M., Nicastro F., 2002, astro-ph/0107510
12. Smith D. A., Georgantopoulos I., Warwick R. S., 2001, ApJ, 550, 635
13. Turner T. J., Nandra K., Turcan D., George I. M., 1998, in Paul J., Montmerle T., Aubourg E., eds, 19th Texas Symposium on Relativistic Astrophysics and Cosmology. CEA Saclay, Paris, p. 441
14. Turner T. J., Perola G. C., Fiore F., Matt G., George I. M., Piro L., Bassani L., 2000, ApJ, 531, 245
15. Warwick R. S., Pounds K. A., Turner T. J., 1988, MNRAS, 232, 551
16. Warwick R. S., Sembay S., Yaqoob T., Makishima K., Ohashi T., Tashiro M., Kohmura Y., 1993, MNRAS, 265, 412
17. Xue S. J., Otani C., Mihara T., Cappi M., Matsuoka M., 1998, PASJ, 50, 519