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Structure-properties relationship study in niobium oxide containing GaO3/2-LaO3/2-KO1/2 gallate glasses

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Academic year: 2021

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Table 1. Studied glass theoretical (Theo.) and experimental (Exp.) compositions in cationic percent (mol.%) with an error of ±2 mol.% for the latter, including the equivalency (equi.) in KNbO 3 (in mol.%)
Table 2. Measured density (ρ), nominal molar weight, calculated molar volume and characteristic temperatures, including onset of glass transition (T g ), onset of crystallization (T x ), maximum of crystallization (T C ), and thermal stability against cr
Table 3. Thermo-mechanical properties of the GaLaK-x glasses under study: linear thermal expansion coefficient (TEC), dilatometric glass transition temperature (T gd ), and dilatometric softening point (T d )
Table 4. Optical properties of the GaLaK-x glass under study: Short wavelength cut-off (λ UV ) and IR cut-off (λ IR ) wavelengths (both determined for an absorption coefficient of 10 cm -1 ), and refractive index measured at 532 nm
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