Luminosity dependence of the electron temperature in the bright hard state of the black hole candidate GX 339--4

Takehiro Miyakawa, Kazutaka Yamaoka, Jeroen Homan +4

We have analyzed 200 Rossi X-ray Timing Explorer observations of the black hole candidate GX 339--4, all from the bright hard state periods between 1996 and 2005. Purpose of our st…