Surface characterization and functionalization of carbon nanofibers

K. L. Klein, A. V. Melechko, T. E. McKnight, S. T. Retterer, P. D. Rack, J. D. Fowlkes, D. C. Joy, M. L. Simpson

Research output: Contribution to journalArticlepeer-review

169 Scopus citations

Abstract

Carbon nanofibers are high-aspect ratio graphitic materials that have been investigated for numerous applications due to their unique physical properties such as high strength, low density, metallic conductivity, tunable morphology, chemical and environmental stabilities, as well as compatibility with organochemical modification. Surface studies are extremely important for nanomaterials because not only is the surface structurally and chemically quite different from the bulk, but its properties tend to dominate at the nanoscale due to the drastically increased surface-to-volume ratio. This review surveys recent developments in surface analysis techniques used to characterize the surface structure and chemistry of carbon nanofibers and related carbon materials. These techniques include scanning probe microscopy, infrared and electron spectroscopies, electron microscopy, ion spectrometry, temperature-programed desorption, and atom probe analysis. In addition, this article evaluates the methods used to modify the surface of carbon nanofibers in order to enhance their functionality to perform across an exceedingly diverse application space.

Original languageEnglish
Article number061301
JournalJournal of Applied Physics
Volume103
Issue number6
DOIs
StatePublished - 2008

Funding

M.L.S. and A.V.M. acknowledge support from the Division Material Sciences and Engineering of the DOE Office of Science. K.L.K., J.D.F., S.T.R., and P.D.R. acknowledge support from the Center for Nanophase Materials Sciences. T.E.M. was supported in part by the National Institute for Biomedical Imaging and Bioengineering Grant No. R01EB006316. A portion of this research was conducted at the Center for Nanophase Materials Sciences, which is sponsored at Oak Ridge National Laboratory by the Division of Scientific User Facilities.

FundersFunder number
Center for Nanophase Materials Sciences
National Institute of Biomedical Imaging and BioengineeringR01EB006316
Office of Science
Division of Materials Sciences and Engineering

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