Figure 1
(a) Geometry of the concave wedge absorber, manufactured from aluminium (units of mm). (b) The wedge absorber is mounted on a single linear actuator and is part of a compact unit comprising the absorber, an ionization chamber and a fast shutter (installed at the P03 MINAXS beamline of PETRA III). The dimension of the unit is 65 mm along the beam direction. |