The lead-free inorganic double perovskite nanocrystals (NCs) Cs2AgInCl6 are potential candi-dates. However, the low fluorescence intensity and the high excitation energy required of Cs2AgInCl6 NCs limit their practical applications. In this study, Bi3+ and Tb3+ were successfully co-doped into ...
一种新型高效净水剂的化学式为:AlFe(OH)nCl6-n,是以工业生产废料为原料制取的,广泛应用于工业污水的处理.该净水剂中铁元素的化合价为( ) A. 0 B. +2 C. +3 D. +6 如何将EXCEL生成题库手机刷题 如何制作自己的在线小题库 > 手机使用 分享 反馈 收藏 举报 ...