@article{escidoc:4123518, title = {Quantitative HRTEM investigations of a symmetrical tilt Sigma 11 grain boundary with two different grain boundary planes in alpha-Al2O3}, author = {Richter, G. and Ruhle, M.}, journal = {Interface Science}, volume = {12}, number = {2-3}, pages = {197-211}, year = {2004}, doi = {DOI 10.1023/B:INTS.0000028650.25825.a4} }