Glass, Volume 17Minoru Tomozawa, Robert Heward Doremus |
From inside the book
Results 1-3 of 19
Page 284
... boron and a four - coordinated boron in the glass network . The basic arguments leading to this model are the following : ( 1 ) The boron hyperfine interaction is small , indicating very small spin density on the boron ( 2≈ 0.013 ) ...
... boron and a four - coordinated boron in the glass network . The basic arguments leading to this model are the following : ( 1 ) The boron hyperfine interaction is small , indicating very small spin density on the boron ( 2≈ 0.013 ) ...
Page 299
... boron electron center , or BEC . It was initially considered that the BEC might be a boron E ' center ( a species discussed in Section II.A.2 ) , but in a note added in proof , Griscom ( 1971b ) argued from the dependence of x2 ( boron ) ...
... boron electron center , or BEC . It was initially considered that the BEC might be a boron E ' center ( a species discussed in Section II.A.2 ) , but in a note added in proof , Griscom ( 1971b ) argued from the dependence of x2 ( boron ) ...
Page 300
... boron electron center . Thus the 360 G doublet of Cherendra et al . ( 1975 ) is tentatively ascribed to a silicon - alkali trapped - electron center . 4. THE P3 DEFECT IN ALKALI Phosphate GlassES 2 5 In Section II.A.4 , the P , and P2 ...
... boron electron center . Thus the 360 G doublet of Cherendra et al . ( 1975 ) is tentatively ascribed to a silicon - alkali trapped - electron center . 4. THE P3 DEFECT IN ALKALI Phosphate GlassES 2 5 In Section II.A.4 , the P , and P2 ...
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