When i make reduction for graphene oxide i get blue shift although reduced graphene oxide conductive but blue shift means high band gap. Why is this?
https://www.researchgate.net/post/Why_do_I_get_blue_shifted_2D_bands_in_Raman_spectrum
https://www.researchgate.net/post/How_can_we_explain_the_blue-shift_of_the_D-band_in_MWCNTs
Go through the links.
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