Preparation method and application of alkaline earth aluminate red fluorescent material

作者: Qiao Xuebin , Zhuo Changyan

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摘要: The invention relates to a preparation method and application of material using near ultraviolet blue light for exciting transmitting red fluorescence. A chemical general formula the is Ba8-xEu8xAl2O11, wherein x mole ratio Eu doping, greater than or equal 0.001 smaller 0.2. disclosed by can adopt high-temperature solid-phase synthesis method; prepared fluorescent powder excited transmit fluorescence with 615 nanometers be used as white LED (Light Emitting Diode).