Fig. 3. (Color online) X-ray diffractometer (XRD) of the synthesized Ni–graphite CSNPs according to the C₂H₂ flow rate: (a) XRD patterns of the Ni–graphite CSNPs before and after the synthesis; (b) magnified XRD patterns; (c) Ni peak intensity; and (d) NiO peak intensity.

New Phys.: Sae Mulli 2022;72:1~7 https://doi.org/10.3938/NPSM.72.1

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