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. 2015 May 5;5:9733. doi: 10.1038/srep09733

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(a) TG/DTA curves of Fe-1-asp sample, inset shows the SEM image of Fe-1-TG-Rc sample; (b) Absorption spectra (c) Tauc Mott plots and (d) Raman spectra of as-prepared as well as heat treated samples.