研究目的
Investigating the tunable blue-green emitting Na4CaSi3O9:Ce3t/Lit,Tb3t/Lit phosphor with energy transfer for near-UV white LEDs.
研究成果
The Na4CaSi3O9:Ce3t/Lit,Tb3t/Lit phosphors exhibit tunable emission from blue to green under 365 nm excitation, with a maximum energy transfer efficiency of 28.32%. These phosphors are promising for applications in near-UV white LEDs.
研究不足
The study is limited to the synthesis and characterization of Na4CaSi3O9:Ce3t/Lit,Tb3t/Lit phosphors, with potential for optimization in energy transfer efficiency and quantum yield.
1：Experimental Design and Method Selection:
The phosphors were fabricated by the standard solid-state reaction approach.
2：Sample Selection and Data Sources:
Na4CaSi3O9:Ce3t/Lit,Tb3t/Lit phosphors were synthesized with varying concentrations of Ce3t and Tb3t.
3：3t. List of Experimental Equipment and Materials:
3. List of Experimental Equipment and Materials: Standard solid-state reaction equipment was used.
4：Experimental Procedures and Operational Workflow:
The phosphors were synthesized and their luminescence properties were investigated under 365 nm excitation.
5：Data Analysis Methods:
The luminescence properties, energy transfer efficiency, and chromaticity coordinates were analyzed.
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