Figure 3
(a) TEM image of 5% Er3+-doped La2O2SO4 nanocrystals calcined at 700 °C. (b–f) HAADF STEM and elemental maps of (c) La, (d) O, (e) S and (f) Er in 5% Er3+-doped La2O2SO4 nanocrystals.
Figure 3 | Scientific Reports
(a) TEM image of 5% Er3+-doped La2O2SO4 nanocrystals calcined at 700 °C. (b–f) HAADF STEM and elemental maps of (c) La, (d) O, (e) S and (f) Er in 5% Er3+-doped La2O2SO4 nanocrystals.
