荧光粉
锶
催化作用
发光
材料科学
固态
结晶
兴奋剂
衍射
持续发光
化学工程
还原气氛
矿物学
化学
纳米技术
物理化学
光电子学
光学
有机化学
物理
冶金
热释光
工程类
作者
F. Gutiérrez-Martín,Francisco Fernández-Martínez,Paloma Dı́az,C. Colón,A. Alonso‐Medina
标识
DOI:10.1016/j.jallcom.2010.04.178
摘要
Ce3+-doped strontium alumino-silicates (Sr1−vMv)1+yAl2−xBxSiyO4+3y (M:Ca,Mg,Ba) were prepared using solid-state reactions at 1200 °C for 2 h in a weakly reductive atmosphere of 5% H2-95% N2. The X-ray diffraction measurements revealed that the products have a good crystallization, and the resultant phosphors show broad emissions centered at 400 nm, with a long-persistence of several minutes (k = 0.02–0.10 s−1). These luminescent properties are considered good enough for novel applications in photo catalysis, which will be the objective of further developments.
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