Figure 1.

TEM images of the a 4.5 nm and (b) 6.0 nm FePt nanoparticles, insets are the corresponding high resolution TEM images of the particles. c, d are EDX spectra of the FePt nanoparticles in a and b, respectively

Wang et al. Nanoscale Research Letters 2010 5:489-493   doi:10.1007/s11671-010-9549-6