<italic>Ab initio</italic>investigation of photoinduced non-thermal phase transition in<italic>β</italic>-cristobalite

Ab initioinvestigation of photoinduced non-thermal phase transition inβ-cristobalite

Feng Shi-Quan^{1, †,}, Zang Hua-Ping², Wang Yong-Qiang¹, Cheng Xin-Lu³, Yue Jin-Sheng⁴

Variations of (a) phonon entropySand (b) phonon heat capacityC_Vwith temperature ofβ-cristobalite crystal at different electronic temperatures from 0 to 2.0 eV.