Glass, Volume 17Minoru Tomozawa, Robert Heward Doremus |
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Page 18
... distribution of activation energies for diffusion . If this distribution could be described , for example , by a Gaussian distribution with half - width at half - maximum of σ ( ln 2 ) 1/2 , then it can be shown that D = Do exp ( o2 ...
... distribution of activation energies for diffusion . If this distribution could be described , for example , by a Gaussian distribution with half - width at half - maximum of σ ( ln 2 ) 1/2 , then it can be shown that D = Do exp ( o2 ...
Page 90
... distribution in size and position characterized by a geometric spacing Tendency for separation of second - phase , nonspherical particles with high connectivity Although Hillert's and Cahn's theory is often identified with the spinodal ...
... distribution in size and position characterized by a geometric spacing Tendency for separation of second - phase , nonspherical particles with high connectivity Although Hillert's and Cahn's theory is often identified with the spinodal ...
Page 285
... distribution of 93 values similar to those measured for the BOHCS ( Section II.C.2 ) . Mackey et al . ( 1970 ) argued that this distribution could be due to a distribution in Si - N - Si bond angles . The fact that H4 * could be ...
... distribution of 93 values similar to those measured for the BOHCS ( Section II.C.2 ) . Mackey et al . ( 1970 ) argued that this distribution could be due to a distribution in Si - N - Si bond angles . The fact that H4 * could be ...
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