文件大小:823K
Phosphor compositions having the formula EueMmAaGgQqNnXx, where M is at least one of Be, Mg, Ca, Sr, Ba, Cd, Sn, Pb or Zn; A is at least one of B, Al, Ga, In, Bi, Sc, Y, La or a rare earth element other than Eu; G is at least one of Si or Ge; Q is at least one of O, S, and Se; X is at least one of F, Cl, Br and I; 0
点赞 0
反对 0
举报 0
收藏 0
打赏 0
评论 0
- 一种钍与稀土元素分离方法及分离用试剂
0下载224浏览300K
- EXTRACTION SEPARATION OF SCANDIUM AND THORIUM
0下载558浏览510K
- SPARKPLUG
0下载227浏览163K
- 本体聚合制备中低分子量液体聚异戊二烯橡胶的方法
0下载362浏览344K
- 用于焦炉篦条的耐热钢
0下载523浏览147K
- 一种含磷酸铝粘结剂的分子筛催化剂的制备方法和应用
0下载316浏览616K
- R-T-B系稀土类永久磁铁
0下载405浏览2796K