Advances in Condensed Matter Physics / 2013 / Article / Fig 2

Research Article

Intense Red Upconversion Emission and Shape Controlled Synthesis of Gd2O3:Yb/Er Nanocrystals

Figure 2

(a) TEM image of Gd(OH)3:Yb/Er (pH = 7). (b) EDS analysis of Gd2O3:Yb/Er nanorods shown in (f). (c) TEM image of Gd2O3:Yb/Er (pH = 7) and the corresponding (d) HRTEM and (e) SAED, respectively. (f) TEM image of Gd2O3:Yb/Er (pH = 14). (g) TEM of a single nanorod and (h) the corresponding HRTEM image. (i) The SAED characterization of nanorods shown in (f).

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