OPTIK, vol.127, no.10, pp.4470-4472, 2016 (Journal Indexed in SCI)
Article / Article
Title of Journal :
Soft mode, Alpha-beta transition, Quartz, DISPLACIVE PHASE-TRANSITION, MOLECULAR-DYNAMICS, SCATTERING, BEHAVIOR, SILICA, SPECTROSCOPY, RANGE
The alpha - beta structural transition occurs in quartz at T-c = 846 K. The frequency of the soft mode associated with the volume increase, decreases with increasing temperature as the transition temperature is approached.