Figure 3.

Chemical composition and structure characterization of the RGO-GeNPs. (a) Absorption spectrum of the RGO-GeNPs dispersed in aqueous solution. (b) FTIR spectra of the RGO-GeNPs and PSS-RGO-GeNPs. (c) XRD spectra of the RGO-GeNPs. (d) EDS analysis of the RGO-GeNPs.

Yin et al. Nanoscale Research Letters 2013 8:422   doi:10.1186/1556-276X-8-422
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