1. Propulsion Research Center, University of Alabama in Huntsville, 5000 Technology Drive, Olin B. King Technology Hall, Huntsville, AL 35899;
2. Department of Mechanical and Aerospace Engineering, University of Alabama in Huntsville, 5000 Technology Drive, Olin B. King Technology Hall, Huntsville, AL 35899
3. Professor Eminent Scholar Propulsion Research Center, University of Alabama in Huntsville, 5000 Technology Drive, Olin B. King Technology Hall S236, Huntsville, AL 35899;
4. Department of Mechanical and Aerospace Engineering, University of Alabama in Huntsville, 5000 Technology Drive, Olin B. King Technology Hall S236, Huntsville, AL 35899 e-mail:
5. Professor Propulsion Research Center, University of Alabama in Huntsville, 5000 Technology Drive, Olin B. King Technology Hall S236, Huntsville, AL 35899;
6. Department of Mechanical and Aerospace Engineering, University of Alabama in Huntsville, 5000 Technology Drive, Olin B. King Technology Hall S236, Huntsville, AL 35899
7. Combustion Engineering, Solar Turbines, Inc., 2200 Pacific Highway, Mail Zone E-4, San Diego, CA 92186-5376
8. Aero/Thermal and Heat Transfer, Solar Turbines, Inc., 2200 Pacific Highway, Mail Zone C-9, San Diego, CA 92186-5376