Figure 10.

The morphology and Raman spectra of N-CTs. (a) SEM image and TEM image (inset, scale bar = 50 nm) of N-CTs, (b) Raman spectra of N-CTs [135].

Yin and Zhao Nanoscale Research Letters 2011 6:256   doi:10.1186/1556-276X-6-256
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