Structural, electronic, and mechanical properties of cubic TiO2: A first-principles study
Dash Debashish1, †, Pandey Chandan K1, Chaudhury Saurabh1, Tripathy Susanta K2
       

(color online) Total energy vs. total volume for (a) fluorite-structured TiO2 and (b) pyrite-structured TiO2.