{coil,current-sheet} {Number of turns/cm in flipping field coils}? {Number of turns/cm in compensating field coils}? {Number of turns/cm in guide field coils}? {Flipping field coil current in "on" state"} {Compensating field coil current in "on" state"}? {Guide field coil current in "on" state"}? {thickness along path of neutron travel}