Figure 3.

Raman spectra and surface AES of CNTs. (a, b) Raman spectra of CNTs grown at different temperatures with and without S: (a) with S, (b) without S; (c) Surface AES of the CNTs produced at 980°C with and without S.

Cui et al. Nanoscale Research Letters 2011 6:77   doi:10.1186/1556-276X-6-77
Download authors' original image