al green

The state of the art development of phosphors for projection tubes has been reviewed . The discussion emphasizes mechanisms of luminance saturation and efficiency degradation under intense electron beam irradiation in the cases of blue phosphor ZnS ∶ Ag , Al and green phosphor YAGG ∶ Tb .

对投影管用荧光粉的发展现状进行了回顾，着重论述了在高能量密度电子束轰击下，ZnS∶Ag，Al蓝色荧光粉的饱和特性和YAGG∶Tb绿色荧光粉的老化机理。

The lone face of the franchise since Antoine Walker left in2003 , Pierce was an on-court tutor last season for young teammates like Al Jefferson and Gerald Green .

2003年安东尼-沃克离开后，皮尔斯一直在凯尔特人上演着形单影孤的独角戏。上赛季，他成了年轻球员艾尔-杰夫森和杰拉德-格林的球场导师。

Research on Al Al 2O 3 composite green body by in situ coagulation casting

原位凝固制备Al-Al2O3复合材料坯体的研究