The Progress of Nanocrystals Doped with Rare Earth Ions
Figure 1
SEM images of sample denoted as (a) TiNd_1: 100 g TiOSO4 + 3.15 g Nd, (b) TiSm_1: 100 g TiOSO4 + 3 g Sm(NO3)3, (c) TiCe3_1: 100 g TiOSO4 + 0.25 g Ce2(SO4)3, (d) TiCe4_1: 100 g TiOSO4 + 0.25 g Ce(SO4)2, (e) TiDy_1: 100 g TiOSO4 + 3.10 g Dy2O3, (f) TiEu_1: 100 g TiOSO4 + 6.00 g Eu2O3, (g) TiPr_1: 100 g TiOSO4 + 1.50 g Pr(NO3)3, and (h) TiLa_1: 100 g TiOSO4 + 1 g La(NO3)3. Reprinted with permission from [50].
