Research Article

A User-Friendly Method for Synthesizing High-Quality :Yb,Er(Tm) Nanocrystals in Liquid Paraffin

Figure 4

TEM images of NaYF4:Yb,Er NCs synthesized at 300 (a) and 320°C (b).
302364.fig.004a
(a)
302364.fig.004b
(b)