Figure 5From: Synthesis and detection the oxidization of Co cores of Co@SiO2 core-shell nanoparticles by in situ XRD and EXAFS Fitting results of Co K-edge k 3 -weighted EXAFS spectra. (a) to (h) figures show the fitting results of Co K edge k 3-weighted EXAFS spectra of Co@SiO2 nanoparticles in air condition.Back to article page