Long-lasting phosphor Y2O2S∶Eu3+, Mg2+, Ti4+ was synthesized by a flux method and their luminescence properties were in......

通过对Y2O2S:Eu3+红色荧光粉痕量引入Sm3+和Gd3+的研究, 发现可有效地增强发光强度, 明显改善其电压特性(发射强度与激发电压间的......

用硫熔法制备了系列红色蓄光材料Y2O2S:Eu3+x(0.01≤x≤0.10)的多晶粉末样品并系统研究了其发光特性.XRD结果表明,晶胞参数c随着Eu......