First-principles investigations of proton generation in α-quartz
Yue Yunliang1, Song Yu2, 3, Zuo Xu1, 4, †
(color online) The calculated DOS of (a) the dimer configuration and (b) the puckered configuration (E1′) of the positively charged oxygen vacancy in α-quartz, where the structures and spin densities are shown in the insets, respectively.