Journal of Nanomaterials / 2010 / Article / Fig 2

Research Article

Development of Near Infrared-Fluorescent Nanophosphors and Applications for Cancer Diagnosis and Therapy

Figure 2

Characterization of NIR biophotonic nanoparticles (a) FE-SEM images of Y2O3:YbEr-NP synthesized by homogeneous precipitation and calcination at 1200°C for 60 minutes. The particle size was approximately 130 ± 25 nm. The scale bar represents 200 nm. (b) XRD patterns of Y2O3:YbEr-NP.