Keywords: Wfm hall thruster.png Wfm hall thruster svg This is a schematic of a w Hall effect thruster Electric Propulsion Device This is a cross-section of a rotational symmetry radially-symmetric en device own 2006-08-16 David Staack User Keenan Pepper Keenan Pepper en at http //en wikipedia org en wikipedia This image was created by me David Staack and I claim no copyrights en wikipedia Dstaack May 2007 Original upload log page en wikipedia HallThruster_1 png 2006-08-16 03 16 Keenan Pepper 1500×940× 25124 bytes <nowiki>This is a schematic of a Hall thruster Electric Propulsion Device This image was created by me David Staack and I claim no copyrights This is a cross-section of a radially-symmetric device Dstaack </nowiki> Hall effect Ion propulsion |