ASD Technical Report, Numéro 62,Partie 225

activation energy Aeronautical Systems Division AFSC Project 7350 alumina as-received material ASTIA collec Aval fr OTS boundaries of Mg0 Boundary After Stress boundary irregularities boundary was oriented Ceramic materials Ceramics Lab compression direction Continuous increased loading creep creep-rupture tests critical stress crystal misorientation DEFORMATION OF CERAMIC Dir/Materials and Processes fracture and sliding fracture varied markedly G. T. Murray given mis gm/mm² grain boundary sliding high twist-low tilt incl illus incubation period irregularities jog content Jogs in Boundary markedly with crystal material or stress-induced Materials Research Corp Metals & Ceramics Mg0 bicrystal speci Misorientation Shear Stress Orangeburg oriented at 45 plastic deformation Project 7350 Task report The grain result of boundary Shear Stress Temp shear stresses varying Silgailis A. J. Mountvala slide uncontrollably sliding and fracture sliding stress data stress-induced during test subjected to creep-rupture trolled grain boundary twist-low tilt boundaries uncontrollably to fracture varying from 150 Wright-Patterson AFB