In the 30 mol K-B glasses/melt, the Raman spectra indicated a structural change in the borate species froom B4 tetrahedral units to metaborate,B2, triangular units with non-briding oxygen with increasig temperature.
In the 30 mol K-B glasses/melt, the Raman spectra indicated a structural change in the borate species froom B4 tetrahedral units to metaborate,B2, triangular units with non-briding oxygen with increasig temperature.