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Bulk enrichment and separation of multi-walled carbon nanotubes by density gradient centrifugation |
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| Authors: | Xiaoyong Deng Dandan Chen Haijiao Zhang |
| Affiliation: | a Institute of Nanochemistry and Nanobiology, Shanghai University, Shanghai 200444, PR China b School of Chemical and Environmental Engineering, Shanghai University, Shanghai 200444, PR China c Beijing National Laboratory for Molecular Sciences, Department of Chemical Biology, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, PR China |
| Abstract: | A convenient and efficient method was developed to sort water soluble multi-walled carbon nanotubes (MWCNTs) by length using sucrose gradient centrifugation. MWCNTs with narrow length distribution were obtained. |
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