Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign
Abstract
This represents a portion of the work done under Contract No. AF 33(61 6 )- 8177, Aeronautical Systems Division, Wright-Patterson Air Force Base, Ohio. The authors wish to thank Dr. R . W . Balluffi of the Department of Metallurgy, University of Illinois for his helpful discussion of this paper.Wright Aeronautical Systems Division Wright Patterson AFB Ohio 61/10 AF 33 616 8177 61/1