a variety of systems , apparatus and methods for deflecting a particle beam are described . an apparatus comprises at least six electromagnetic portions disposed on a plane . each of the at least six electromagnetic portions is aligned with a radius emanating from an axis normal to the plane and is distanced from the axis to form a volume about the axis . at least six coils are configured for affecting a dipole magnetic field in the volume in response to electrical currents applied to physically opposing coils where a particle beam entering the volume is deflected . each of the at least six coils is disposed about a one of the at least six electromagnetic portions . a yoke structure is configured for returning a generated magnetic flux .