Treatise on Materials Science and TechnologyHerbert Herman, Minoru Tomozawa, Robert H. Doremus |
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Page 41
... molecules with surface groups of a silicate glass surface is shown . There is a water skin with variable thickness on the outer surface that depends on the relative humidity and can be removed at room temperature in vacuum ( < 10 - 2 Pa ) ...
... molecules with surface groups of a silicate glass surface is shown . There is a water skin with variable thickness on the outer surface that depends on the relative humidity and can be removed at room temperature in vacuum ( < 10 - 2 Pa ) ...
Page 95
... molecules . In the dashed curve only the intramolecular interaction between protons is taken into ac- count . In the ... molecular proton pairs . A typical proton NMR absorption spectrum at low temperature ( -140 ° C ) is shown in Fig ...
... molecules . In the dashed curve only the intramolecular interaction between protons is taken into ac- count . In the ... molecular proton pairs . A typical proton NMR absorption spectrum at low temperature ( -140 ° C ) is shown in Fig ...
Page 124
... molecules for each alkali ion present . The resonance structure shown requires too high a concentration of = Si - OH groups . As the water content is lowered , the OH concentra- tion remains constant down to about 2-4 wt % H2O ( LOI ) ...
... molecules for each alkali ion present . The resonance structure shown requires too high a concentration of = Si - OH groups . As the water content is lowered , the OH concentra- tion remains constant down to about 2-4 wt % H2O ( LOI ) ...
Contents
Water in Glass | 75 |
Applications | 121 |
Gel Method for Making Glass | 129 |
Copyright | |
15 other sections not shown
Common terms and phrases
acid activation energy adsorption alkali alkoxide alkoxide method alkoxide solution annealing point atoms autoclave Bartholomew bead seal BK7 glass bond borosilicate borosilicate glass bulk glass calculated Ceram Chem chemical components crack propagation crack tip crystals curve density dependence desorption diameter distribution Dunken effect elastic energy equation etching experimental failure film flaws fused silica geometry glass fibers glass surface H₂O heating Hillig hydrated hydrolysis hydrosilicate increase ions layer liquid load material measured melting metal alkoxides mole Na2O Non-Cryst OH groups Pavelchek and Doremus Phys powders Pyrex ratio reaction refractive index Rekhson samples sandwich seal Section set point shown in Fig shows silicate glasses SiO2 SiO2 glass soda-lime glass Solids spectra static fatigue strain stress release structure Table technique temperature tensile stress thermal expansion TiO2 tion tip radius values vapor Varshneya velocity viscosity water content Wiederhorn Young's modulus ZrO2