摘要 |
Luminescent alkaline earth metal silicate aluminate defined by the formula Sr3-a-bBaaCabSi1-yGeyAl10-zGazO20; Cep3+, Euq2+, Tbr3+, wherein, if r=0, it holds that 0</=a+b</=1.5 0</=p</=0.75 0</=q</=0.25 0.001</=p+q and wherein, if p+q=0, it holds that 0</=a</=3.
|