1. Science Applications International Corporation, McLean, VA 22150, USA
2. Plasma Physics Division, Naval Research Laboratory, Washington, DC 20375, USA
3. ARTEP Inc., Ellicott City, MD 21042, USA
4. Department of Mechanical Engineering, Ben Gurion University, Beer Sheva, Israel
5. Berkeley Research Associates, Beltsville, MD 20705, USA
6. Laboratory for Computational Physics & Fluid Dynamics, Naval Research Laboratory, Washington, DC 20375, USA