Alkali-metal-&bgr;- and &bgr;″-alumina and gallate...
Alkali-metal-.beta.- and .beta."-alumina and gallate polycrystal
Alkali-metal-beta-and beta″-alumina and gallate...
Alumina porcelain compositions
Alumina sintered product
Alumina-based ceramic composition and substrate obtained by mean
Alumina-based ceramic for sintering, method of manufacture and s
Alumina-based sintered materials and process for producing the s
Aluminum oxide ceramics having improved mechanical properties
Aluminum oxide sintered body, and members using same for...
Aluminum-containing oxide and process for producing aluminum-con
Arc resistant insulator