Glass, Volume 1Minoru Tomozawa, R. H. Doremus |
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Results 1-3 of 79
Page 29
... alkali borate glasses . Silver and Bray ( 1958 ) and Bray and O'Keefe ( 1963 ) employed NMR to establish that the conversion of 3- to 4 - coordinated borons peaks at levels of about 30 mole % alkali oxide , and then reverses . This ...
... alkali borate glasses . Silver and Bray ( 1958 ) and Bray and O'Keefe ( 1963 ) employed NMR to establish that the conversion of 3- to 4 - coordinated borons peaks at levels of about 30 mole % alkali oxide , and then reverses . This ...
Page 42
... alkali silicate glasses . The Cr6 + / Cr3 + ratio was observed to increase with alkali content and in the order Li , Na , and K for a given molar alkali content . The 0.65 μm Cr3 + band ( ɛ 18.6 ) in sodium silicates was found at 0.63 ...
... alkali silicate glasses . The Cr6 + / Cr3 + ratio was observed to increase with alkali content and in the order Li , Na , and K for a given molar alkali content . The 0.65 μm Cr3 + band ( ɛ 18.6 ) in sodium silicates was found at 0.63 ...
Page 67
... ALKALI Silicates The effects of the introduction of alkali on the ir and Raman spectra of SiO2 have been investigated by numerous authors . More recent studies include those by Simon and McMahon ( 1953b ) , Jellyman and Procter ( 1955 ) ...
... ALKALI Silicates The effects of the introduction of alkali on the ir and Raman spectra of SiO2 have been investigated by numerous authors . More recent studies include those by Simon and McMahon ( 1953b ) , Jellyman and Procter ( 1955 ) ...
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