Alumina-zirconia ceramic

Aluminoborosilicate glass

Aluminosilicate glass containing Y.sub.2 O.sub.3 concentrate and

Aluminosilicate glass for flat display devices

Aluminosilicate optical glass

Aluminum borate devitrification inhibitor in low dielectric boro

Aluminum metaphosphate optical fibers

Aluminum metaphosphate optical fibers

Aluminum nitride body utilizing a vitreous sintering additive

Aluminum silicophosphate glasses

Aluminum-free borosilicate glass and applications thereof

Amber glass

Amber photochromic glasses

Amber-free reduced blue glass composition

Ammonia-treated phosphate glasses useful for sealing to metals m

Amorphous optical device

Amorphous silica powder, process for its production, and...

Anti-fogging material

Antibacterial glass and method for production thereof

Antibacterial glass composition and antibacterial polymer...