Interactions between vacancies and prismatic Σ3 grain boundary in <italic>α</italic>-Al<sub>2</sub>O<sub>3</sub>: First principles study

Interactions between vacancies and prismatic Σ3 grain boundary in α-Al₂O₃: First principles study

Wang Fei^{1, 2}, Lai Wen-Sheng^{1, †,}, Li Ru-Song², He Bin², Li Su-Fen²

Plots of the binding energy E_b(O) of an extra O vacancy to the vacancy chain with (n − 1) O vacancies versus the number of vacancies for the three possible O-vacancy chains as shown in Fig. 5.