Glass, Volume 17Minoru Tomozawa, Robert Heward Doremus |
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Results 1-3 of 41
Page 37
... reported by Swets et al . ( 1961 ) for helium diffusion in vitreous silica and found that , assuming y = 6.9 × 1012 Hz as reported by Shackelford et al . ( 1972 ) , λ = 2.5 ± 0.5 Å , v * = 7.8 ± 0.1 x 1012 Hz , and Q = 6100 ± 50 cal ...
... reported by Swets et al . ( 1961 ) for helium diffusion in vitreous silica and found that , assuming y = 6.9 × 1012 Hz as reported by Shackelford et al . ( 1972 ) , λ = 2.5 ± 0.5 Å , v * = 7.8 ± 0.1 x 1012 Hz , and Q = 6100 ± 50 cal ...
Page 300
... reported an apparent hyperfine doublet spectrum centered on g = 2.00 with a splitting of 360 G in 7K2O.93 SiO2 glasses irradiated at room temperature . Since the intensity of this doublet appeared to be independent of 29Si enrichment ...
... reported an apparent hyperfine doublet spectrum centered on g = 2.00 with a splitting of 360 G in 7K2O.93 SiO2 glasses irradiated at room temperature . Since the intensity of this doublet appeared to be independent of 29Si enrichment ...
Page 325
... reported stabilities of the HC , relative to the HC2 ( Schreurs , 1967 ) . In studying the optical bleaching behavior of sodium glasses , Mackey et al . ( 1966a ) observed that if the irradiation was performed below 150 K , the relative ...
... reported stabilities of the HC , relative to the HC2 ( Schreurs , 1967 ) . In studying the optical bleaching behavior of sodium glasses , Mackey et al . ( 1966a ) observed that if the irradiation was performed below 150 K , the relative ...
Contents
Solubility Models | 9 |
Effect of Experimental Variables on Gas Mobility in Vitreous Materials | 16 |
Phase Separation and Crystallization | 26 |
Copyright | |
18 other sections not shown
Common terms and phrases
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 effect ESR spectra eV band experimental Friebele fused silica glass surface glass systems glasses containing grinding Griscom heat treatment helium hole center hole trapped hydrogen hyperfine immiscibility immiscibility boundary increase indentation irradiation lapping hardness layer measured mole Na₂O Non-Cryst nonbridging oxygen nucleation observed optical absorption oxide glasses oxygen particle PbTiO3 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