1. 1Sarver-Verhey, T. "Scenario For Hollow Cathode End-Of-Life," IEPC, 26th International Electric Propulsion Conference, Kitakyushu, Japan, October17-21, 1999.
2. 2Goebel, D.M. inACollectionofTechnical Papers - AIAASpace 2004 Conference and Exposition, Sep 28-30 2004, Anonymous, American Institute of Aeronautics and Astronautics Inc., Reston, VA 20191, United States, San Diego, CA, United States, 2004pp.841-852.
3. 3Kuninaka, H. "Flight Status of Cathode-Less Microwave Discharge Ion Engines Onboard HAYABUSA Asteroid Explorer,"40thAIAA/ASME/SAE/ASEE JointPropulsion Conference and Exhibit, 2004.
4. 5Oleson, S. "Jupiter Icy Moons Orbiter: Challenges for Electric Propulsion," AIAA-2004-3449, 40th AIAA/ASME/SAE/ASEE JointPropulsion Conference & Exhibit 11- 14 July2004,FortLauderdale,FL.
5. Neutral pumping in a helicon discharge