prov:value
| - The semiconductive particle materials can also include: oxides of bismuth, copper, zinc, calcium, vanadium, iron, magnesium, calcium and titanium; carbides of silicon, aluminum, chromium, titanium, molybdenum, beryllium, boron, tungsten and vanadium; sulfides of cadmium, zinc, lead, molybdenum, and silver; nitrides such as boron nitride, silicon nitride and aluminum nitride; barium titanate and ir
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