the indentation of a series of glasses in the systems Li20-Si02-F3203 and Na20-Si02-Fe203 was investigated to derive Vicker's microhardness. Lithium and lithium+iron enhance the hardness significantly. Results are related to ealstic moduli and to the M-0 bond strength of the oxides.
Origin
Research Centre Karlsruhe, Germany
Journal Title
Phys Chem Glasses 39 1 1998 1-3
Sector
Special Glass
Class
S 1342