electronic reprint Journal of Synchrotron Radiation ISSN 0909-0495 Editors: A ˚ . Kvick, D. M. Mills and T. Ohta X-ray powder diffraction beamline at D10B of LNLS: application to the Ba 2 FeReO 6 double perovskite Fabio Furlan Ferreira, Eduardo Granado, Wilson Carvalho Jr, Stefan W. Kycia, Daniele Bruno and Roosevelt Droppa Jr Copyright © International Union of Crystallography Author(s) of this paper may load this reprint on their own web site provided that this cover page is retained. Republication of this article or its storage in electronic databases or the like is not permitted without prior permission in writing from the IUCr. J. Synchrotron Rad. (2006). 13, 46–53 Fabio Furlan Ferreira et al. XPD beamline at D10B in LNLS