(c)2000 American Institute of Aeronautics & Astronautics or Published with Permission of Author(s) and/or Author(s)' Sponsoring Organization. AOO-36609 AIAA 2000-3392 Raman Scattering Measurements in the Initial Region of Sub- and Supercritical Jets * # # /• B. Chehroudi , R. Cohn , D. T alley , and A. Badakhshan Engineering Research Corporation Inc 10 E. Saturn Boulevard Edwards AFB, CA 93524-7680 # Air Force Research Laboratory Propulsion Directorate 10 E. Saturn Boulevard Edwards AFB, CA 93524-7680 Department of Physics University of Northern Iowa 1620 Birch St. Cedar Falls, IA 50613 36th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit 17 19 July, 2000 Huntsville, Alabama For permission to copy or to republish, contact the American Institute of Aeronautics and Astronautics, 1801 Alexander Bell Drive, Suite 500, Reston, VA, 20191-4344.