Title from AIAA paper no. 98-2494. This conference shares its numbering sequence with four other conferences held at the same place and during the same dates. These conferences include: 29th AIAA Fluid Dynamics Conference, 7th AIAA/ASME Joint Thermophysics and Heat Transfer Conference, 29th Plasmadynamics and Lasers Conference and the 2nd AIAA Theoretical Fluid Mechanics Meeting. This conference comprised (with omissions within sequences) specifically of paper nos. 2494-2511; 2600-2617; 2697-2722; 2768-2782; 2866-2890; 3022.