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cond-mat.mtrl-sci2002★ 66 cited
The Sigma 13 (10-14) twin in alpha-Al2O3: A model for a general grain boundary
Stefano Fabris, Christian Elsaesser
The atomistic structure and energetics of the Sigma 13 (10-14)[1-210] symmetrical tilt grain boundary in alpha-Al2O3 are studied by first-principles calculations based on the local…
cond-mat.mtrl-sci2002★ 36 cited
The prismatic Sigma 3 (10-10) twin bounday in alpha-Al2O3 investigated by density functional theory and transmission electron microscopy
S. Fabris, S. Nufer, C. Elsaesser
The microscopic structure of a prismatic twin boundary in \aal2o3 is characterized theoretically by ab-initio local-density-functional theory, and experimentall…