Figure 2.

a and b show the high-resolution TEM micrographs of GDC0.2 and EuDC0.2 materials, respectively. Sizes of the particles shown here are around 21 and 17 nm in case of (a) and (b), respectively

Baral and Sankaranarayanan Nanoscale Research Letters 2010 5:637-643   doi:10.1007/s11671-010-9527-z