Glass, Volume 17Minoru Tomozawa, Robert Heward Doremus |
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Page 284
... observed , any bridging oxygen model must include an asymmetry , viz . , a three - coordinated boron on one side and a four - coordinated boron on the other . ( 7 ) Similar five - line - plus - a - shoulder spectra have been observed in ...
... observed , any bridging oxygen model must include an asymmetry , viz . , a three - coordinated boron on one side and a four - coordinated boron on the other . ( 7 ) Similar five - line - plus - a - shoulder spectra have been observed in ...
Page 340
... observed in partially reduced barium aluminoborate glasses doped with Ce ( Levy et al . , 1974 ) . Only a band at 3.0 eV was observed to increase with ir- radiation in this glass , and its growth could be described by one saturating ...
... observed in partially reduced barium aluminoborate glasses doped with Ce ( Levy et al . , 1974 ) . Only a band at 3.0 eV was observed to increase with ir- radiation in this glass , and its growth could be described by one saturating ...
Page 345
... observed in the data . When scavengers were doped into the glass , Barkatt et al . ( 1973 ) found that these ions could compete effectively for the trapped charges within the gemini or spur . In this case the recovery rate constant ...
... observed in the data . When scavengers were doped into the glass , Barkatt et al . ( 1973 ) found that these ions could compete effectively for the trapped charges within the gemini or spur . In this case the recovery rate constant ...
Contents
Molecular Solubility and Diffusion | 3 |
Solubility Models | 9 |
Effect of Experimental Variables on Gas Mobility in Vitreous Materials | 16 |
Copyright | |
15 other sections not shown
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activation energy addition alkali alkali ions alkali silicate glasses annealing atom band bleaching BOHC borate boron borosilicate glass cation Ceram Chem chemical durability components concentration crystallization curve decrease defect centers devitrifiable solder glasses Doremus doublet effect ESR spectra eV band experimental free energy Friebele fused silica glass surface glass systems glasses containing grinding Griscom heat treatment helium hole center hole trapped hydrogen hydronium hyperfine immiscibility immiscibility boundary increase indentation irradiation lapping hardness layer measured mole Non-Cryst nonbridging oxygens nucleation observed optical absorption oxide glasses oxygen particle permeability phase separation Phys polishing grains polishing rate powder properties radiation radiation-induced reaction samples Section Shelby shown in Fig silicate glasses SiO2 sodium softening point solder glass composites solubility spectrum spinodal decomposition structure studies Table Takamori thermal expansion coefficient tion Tomozawa U.S. Patent viscosity vitreous silica vitreous solder glass volume loss