Figure 3. The band structure of hydrated (001) MgO surface in different cases of interactions of H2O molecules with Mg- or O-atom of crystal

From

Ceramic Expansion by Water Layers on Magnesium Oxide: AB InitioStudy

Aqeel M. Ali, Ali H. Al-Mowali

American Journal of Materials Science and Engineering. 2013, 1(3), 50-53 doi:10.12691/ajmse-1-3-4