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\bibitem{Colomer_etal2001} {\textquotedblleft}\textit{Characterization of single-wall carbon nanotubes produced by CCVD method}{\textquotedblright}. Colomer J-F, Benoit J-M, Stephan C, Lefrant S, Van Tendeloo G, Nagy JB, Chemical physics letters \textbf{345}, 11 (2001).   http://doi.org/10.1016/S0009-2614(01)00841-7

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