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机译:氟解溶胶-凝胶法制备的立方SrF2:Yb~(3+),Er~(3+)纳米晶的掺杂离子浓度依赖性上转换发光
Federal Institute for Materials Research and Testing(BAM),Division Biophotonics,Richard-Willstatter-Str.11,D-12489 Berlin,Germany;
Humboldt-Universitat zu Berlin,Department of Chemistry,Brook-Taylor-Strasse 2,12489 Berlin,Germany;