Author:
Deka Kabita,Shah Zahir,Misra Ranjeev,Ahmed Gazi Ameen
Reference10 articles.
1. J.C.A. Miller-Jones, A. Bahramian, J.A. Orosz, I. Mandel, L. Gou, T.J. Maccarone, C.J. Neijssel, X. Zhao, J. Ziółkowski, M.J. Reid, P. Uttley, X. Zheng, D.-Y. Byun, R. Dodson, V. Grinberg, T. Jung, J.-S. Kim, B. Marcote, S. Markoff, M.J. Rioja, A.P. Rushton, D.M. Russell, G.R. Sivakoff, A.J. Tetarenko, V. Tudose, J. Wilms, Cygnus x–1 contains a 21–solar mass black hole—implications for massive star winds. Science 371(6533), 1046–1049, 2021. ISSN 0036-8075
2. A. Herrero, R.P. Kudritzki, R. Gabler, J.M. Vilchez, A. Gabler, Fundamental parameters of galactic luminous OB stars. II. A spectroscopic analysis of HDE 226868 and the mass of Cygnus X-1. aap, 297, 556 (1995)
3. K. Pottschmidt, J. Wilms, M.A. Nowak, G.G. Pooley, T. Gleissner, W.A. Heindl, D.M. Smith, R. Remillard, R. Staubert, Long term variability of Cygnus X-1. I. X-ray spectral-temporal correlations in the hard state. AAP 407, 1039–1058 (2003)
4. E.P. Liang, P.L. Nolan, Cygnus X-1 revisited. SSR 38, 353–384 (1984)
5. V. Grinberg, N. Hell, K. Pottschmidt, M. Böck, M.A. Nowak, J. Rodriguez, A. Bodaghee, M. Cadolle Bel, G.L. Case, M. Hanke, M. Kühnel, S.B. Markoff, G.G. Pooley, R.E. Rothschild, J.A. Tomsick, C.A. Wilson-Hodge, J. Wilms, Long term variability of Cygnus X-1. V. State definitions with all sky monitors. AAP 554, A88 (2013)