Glass, Volume 17Minoru Tomozawa, Robert Heward Doremus |
From inside the book
Results 1-3 of 17
Page 156
... Indentation Hardness There are two theories on indentation hardness : densification theory ( Hillig , 1963 ; Neely and Mackenzie , 1968 ; Ernsberger , 1968 ) , and micro- plastic theory ( Taylor , 1950 ; Marsh , 1961 , 1964 ) . 1 ...
... Indentation Hardness There are two theories on indentation hardness : densification theory ( Hillig , 1963 ; Neely and Mackenzie , 1968 ; Ernsberger , 1968 ) , and micro- plastic theory ( Taylor , 1950 ; Marsh , 1961 , 1964 ) . 1 ...
Page 157
... indentation and the change caused by heat treatment . interference microscope ( 500 x ) . As can be seen , the fringe pattern changes around the indentation perimeter and reverses direction in the interior of the indentation ...
... indentation and the change caused by heat treatment . interference microscope ( 500 x ) . As can be seen , the fringe pattern changes around the indentation perimeter and reverses direction in the interior of the indentation ...
Page 159
... indentation . the Knoop indentation made under a load of 500 gm , taking account of elastic recovery after the indenter was removed from the glass surface . The elastic recovery is expressed as the difference between the observed and ...
... indentation . the Knoop indentation made under a load of 500 gm , taking account of elastic recovery after the indenter was removed from the glass surface . The elastic recovery is expressed as the difference between the observed and ...
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