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PREPARATION OF YTTRIA-GADOLINIA CERAMIC SCINTILLATOR USING HYDROXIDE COPRECIPITATION METHOD
PREPARATION OF YTTRIA-GADOLINIA CERAMIC SCINTILLATOR USING HYDROXIDE COPRECIPITATION METHOD
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机译:氢氧化物沉淀法制备γ-高岭土陶瓷闪烁体
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摘要
A simplified method of forming polycrystalline translucent-to-transparent yttria-gadolinia composition scintillators comprises forming an aqueous suspension of hydroxide coprecipitates of the yttria-gadolinia composition, and converting the hydroxides to oxalates. The oxalates are neutralized by washing, dried, and granulated to form a finely dispersed oxalate powder. The oxalate powder is calcined, cold pressed to form a compact, and sintered in a reducing atmosphere or vacuum to form the polycrystalline translucent-to-transparent yttria-gadolinia composition scintillator.
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