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. Author manuscript; available in PMC: 2017 Mar 16.
Published in final edited form as: Carbon N Y. 2015 Sep 4;85:818–823. doi: 10.1016/j.carbon.2015.08.109

Fig. 2.

Fig. 2

X-ray diffraction pattern of one of the samples of Table 1. The Miller indices of the observed lines for the 2H and 3R phases are respectively based on ICDD-PDF #-041-1487 and # 026-1079. (A colour version of this figure can be viewed online.)