<i>XMM-Newton</i>observations reveal the disappearance of the wind in 4U 1630−47
<i>XMM-Newton</i>observations reveal the disappearance of the wind in 4U 1630−47
We report on XMM-Newton observations of the black hole X-ray binary 4U 1630−47 during its 2012−2013 outburst. The first five observations monitor the source as its luminosity increases across the high−soft state of accretion. In the sixth observation the source has made a transition to an "anomalous" state, characterised by …