Figure 1.

Shape and morphology of the CNT/Co3O4 composite. (a, b) SEM images of the composite. (c) TEM image of the composite. (d) TEM image of the Co3O4 nanoparticle of the composite.

Yoon and Park Nanoscale Research Letters 2012 7:28   doi:10.1186/1556-276X-7-28
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