hat is the difference in optical properties between sapphire glass and quartz glass?
-Sapphire glass has a large dispersion, which means that light of different wavelengths will experience significant ...
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Researchers solve long-standing mystery of alumina surface structure
Aluminum oxide (Al 2 O 3), also known as alumina, corundum, sapphire ... On the surface, however, the structure deviates from that inside the crystal. The strongly insulating nature of alumina ...