By ENPULSION About Us Timeline October 9, 2008 The development of the porous tungsten crown emitter marks the tipping point of the commercial success of the Field Emission Eelectric Propulsion (FEEP) technology. This emitter allows for high repeatability in a mass production of multi-emission site ion sources and is the basis of all current FEEP products of ENPULSION. ENPULSION / About Author More posts by ENPULSION
