Glass, Volume 1Minoru Tomozawa, R. H. Doremus |
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Results 1-3 of 66
Page 14
... SiO2 . DiStefano and Eastman ( 1971 ) have determined a band gap for SiO2 of 8.9 eV from photoconductivity measurements on amorphous SiO2 films , and the position of the valence band relative to the photoemission threshold . The ...
... SiO2 . DiStefano and Eastman ( 1971 ) have determined a band gap for SiO2 of 8.9 eV from photoconductivity measurements on amorphous SiO2 films , and the position of the valence band relative to the photoemission threshold . The ...
Page 185
... SiO2 measurements range from about 29 to 37 mole % Li2O with phase separation ( no longer a homogeneous glass ) ... SiO2 and K2O - SiO2 which is attributed to concentration fluctuations . Figures 5 and 6 suggest that density fluctuations ...
... SiO2 measurements range from about 29 to 37 mole % Li2O with phase separation ( no longer a homogeneous glass ) ... SiO2 and K2O - SiO2 which is attributed to concentration fluctuations . Figures 5 and 6 suggest that density fluctuations ...
Page 187
... SiO2 glasses by small - angle x - ray scattering , electron microscopy , and in the case Andreev , x - ray scattering together with visible light scattering and explained the re- sults in terms of spinodal decomposition . Haller et al ...
... SiO2 glasses by small - angle x - ray scattering , electron microscopy , and in the case Andreev , x - ray scattering together with visible light scattering and explained the re- sults in terms of spinodal decomposition . Haller et al ...
Contents
Text | 8 |
Ultraviolet Absorption | 10 |
Methods of Measuring Surface Texture | 30 |
Copyright | |
49 other sections not shown
Common terms and phrases
absorption band alkali anisotropic annealing Araujo atoms binary birefringence bleaching bond borate glasses boron borosilicate glass Bray Brillouin Brillouin scattering calculations Ceram chalcogenide glasses Chem coefficient colloid color composition concentration fluctuations coordination copper crystal crystalline darkening density fluctuations dielectric constant dielectric relaxation diffusion distribution effect electron energy equilibrium experimental fade rate Fe3+ frequency frozen-in strain function GeO2 glasses containing Griscom heat treatment increase indicated intensity irradiated Landau-Placzek ratio light scattering measured microstructural birefringence mole Mössbauer Na₂O negative birefringence observed octahedral octahedral symmetry optical oxide glasses oxygen paramagnetic particles phase separation phonons phosphate glasses photochromic photochromic glasses Phys polarization positive birefringence Raman Rayleigh relaxation resonance sample Schroeder shift shown in Fig silicate glasses silver halide SiO2 sodium Solids spectra spectrum spin-lattice relaxation spinodal stretching structural studied Takamori Taylor temperature thermal tion Tomozawa transition trapped ultraviolet unpublished results vibrational viscosity wavelengths