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Beta-Sialon Phosphor Powder Aided by Oxide Additives And Manufacturing Methods Therof

2025-06-19 04:292380下载
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PURPOSE : A beta-sialon phosphor powder is provided to have excellent light emitting performance while maintaining a uniform beta phase. CONSTITUTION : A beta-sialon phosphor powder has a composition formula represented by chemical formula : Si_(6-z)Al_zO_zN_(8-z) : Re_y. The phosphor powder comprises 0.005-0.5 weight% of one or more oxides selected from Li, Mg, Ca, Y, La, and other lanthanum elements. In the chemical formula, 0.05
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