... ATNF Home . About ATNF . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Murchison Radio-astronomy Observatory . ... Parkes radio telescope . ... Visiting Parkes radio telescope . ... The height of accretion shocks (i.e. the thickness of post-shock regions), , of magnetic white dwarfs are generally , where is the white dwarf radius. For typical accretion rates ( ), the ram pressure of the accretion matter near the white dwarf surface is less than the magnetic stress. ...