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Separation of carbon nanotubes in density gradients

United States Patent

February 16, 2010
View the Complete Patent at the US Patent & Trademark Office
The separation of single-walled carbon nanotubes (SWNTs), by chirality and/or diameter, using centrifugation of compositions of SWNTs in and surface active components in density gradient media.
Hersam; Mark C. (Evanston, IL), Stupp; Samuel I. (Chicago, IL), Arnold; Michael S. (Northbrook, IL)
Northwestern University (Evanston, IL)
11/ 368,581
March 6, 2006
The United States government has certain rights to this invention pursuant to Grant Nos. DMR-0134706 and EEC-0118025 from the National Science Foundation and Grant No. DE-FG02-00ER45810/A001 from the Department of Energy, all to Northwestern University.