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Results: 1-18 |
Results: 18

Authors: Morel, T Efstathiou, A Serjeant, S Marquez, I Masegosa, J Heraudeau, P Surace, C Verma, A Oliver, S Rowan-Robinson, M Georgantopoulos, I Farrah, D Alexander, DM Perez-Fournon, I Willott, CJ Cabrera-Guerra, F Gonzalez-Solares, EA Cabrera-Lavers, A Gonzalez-Serrano, JI Ciliegi, P Pozzi, F Matute, I Flores, H
Citation: T. Morel et al., The European Large Area ISO Survey - VI. Discovery of a new hyperluminous infrared galaxy, M NOT R AST, 327(4), 2001, pp. 1187-1192

Authors: Pappa, A Stewart, GC Georgantopoulos, I Griffiths, RE Boyle, BJ Shanks, T
Citation: A. Pappa et al., ASCA observations of deep ROSAT fields - V. The X-ray spectrum of hard X-ray selected QSOs, M NOT R AST, 327(2), 2001, pp. 499-506

Authors: Pappa, A Georgantopoulos, I Stewart, GC Zezas, AL
Citation: A. Pappa et al., The X-ray spectra of optically selected Seyfert 2 galaxies: are there any Seyfert 2 galaxies with no absorption?, M NOT R AST, 326(3), 2001, pp. 995-1006

Authors: Akylas, A Georgantopoulos, I Comastri, A
Citation: A. Akylas et al., BeppoSAX observations of the Seyfert 2 galaxies NGC 7172 and ESO 103-G35, M NOT R AST, 324(2), 2001, pp. 521-528

Authors: Georgantopoulos, I Papadakis, IE
Citation: I. Georgantopoulos et Ie. Papadakis, RXTE observations of Seyfert 2 galaxies: evidence for spectral variability, M NOT R AST, 322(2), 2001, pp. 218-230

Authors: Kolokotronis, V Basilakos, S Plionis, M Georgantopoulos, I
Citation: V. Kolokotronis et al., Searching for cluster substructure using APM and ROSAT data, M NOT R AST, 320(1), 2001, pp. 49-60

Authors: Smith, DA Georgantopoulos, I Warwick, RS
Citation: Da. Smith et al., Variable X-ray absorption in the Seyfert 2 galaxy Markarian 348, ASTROPHYS J, 550(2), 2001, pp. 635-643

Authors: Akylas, A Georgantopoulos, I Plionis, M
Citation: A. Akylas et al., The angular correlation function of the ROSAT All-Sky Survey Bright SourceCatalogue, M NOT R AST, 318(4), 2000, pp. 1036-1040

Authors: Almaini, O Lawrence, A Shanks, T Edge, A Boyle, BJ Georgantopoulos, I Gunn, KF Stewart, GC Griffiths, RE
Citation: O. Almaini et al., X-ray variability in a deep, flux-limited sample of QSOs, M NOT R AST, 315(2), 2000, pp. 325-336

Authors: Georgantopoulos, I
Citation: I. Georgantopoulos, X-ray observations of the 'composite' Seyfert/star-forming galaxy IRAS 00317-2142, M NOT R AST, 315(1), 2000, pp. 77-81

Authors: Pappa, A Georgantopoulos, I Stewart, GC
Citation: A. Pappa et al., X-ray observations of the ultraluminous infrared galaxy IRAS 19254-7245 (the Superantennae), M NOT R AST, 314(3), 2000, pp. 589-593

Authors: Blair, AJ Stewart, GC Georgantopoulos, I Boyle, BJ Griffiths, RE Shanks, T Almaini, O
Citation: Aj. Blair et al., A deep ROSAT survey - XV. The average QSO spectrum and its evolution, M NOT R AST, 314(1), 2000, pp. 138-144

Authors: Zezas, AL Georgantopoulos, I Ward, MJ
Citation: Al. Zezas et al., ROSAT observations of the dwarf star-forming galaxy Holmberg II (UGC 4305), M NOT R AST, 308(2), 1999, pp. 302-308

Authors: Georgantopoulos, I Papadakis, I Warwick, RS Smith, DA Stewart, GC Griffiths, RG
Citation: I. Georgantopoulos et al., RXTE monitoring observations of Markarian 3, M NOT R AST, 307(4), 1999, pp. 815-820

Authors: Plionis, M Georgantopoulos, I
Citation: M. Plionis et I. Georgantopoulos, The ROSAT X-ray background dipole, M NOT R AST, 306(1), 1999, pp. 112-116

Authors: Georgantopoulos, I Basilakos, S Plionis, M
Citation: I. Georgantopoulos et al., The X-ray luminosity function of local galaxies, M NOT R AST, 305(1), 1999, pp. L31-L34

Authors: Georgantopoulos, I Almaini, O Shanks, T Stewart, GC Griffiths, RE Boyle, BJ Gunn, KF
Citation: I. Georgantopoulos et al., ASCA observations of deep ROSAT fields - IV. Infrared and hard X-ray observations of an obscured high-redshift QSO, M NOT R AST, 305(1), 1999, pp. 125-131

Authors: Zezas, AL Georgantopoulos, I Ward, MJ
Citation: Al. Zezas et al., ROSAT and ASCA observations of X-ray luminous starburst galaxies: NGC 3310and 3690, M NOT R AST, 301(4), 1998, pp. 915-925
Risultati: 1-18 |