Morphologies, Isotopes, Crystal Structures, and Microstructures of Presolar Al2O3 Grains: a NanoSIMS, EBSD, EDS, CL, and FIB-TEM study. (August 2014) - Takigawa, Aki; Stroud, Rhonda M.; Nittler, Larry R.; Vicenzi, Edward P.; Wight, Scott A.; O'D. Alexander, Conel M.