Interactions of functionalized carbon nanotubes with tethered pyrenes in solution

Liangwei Qu, Robert B. Martin, Weijie Huang, Kefu Fu, Daniel Zweifel, Yi Lin, Ya Ping Sun, Christopher E. Bunker, Barbara A. Harruff, James R. Gord, Lawrence F. Allard

Research output: Contribution to journalArticlepeer-review

79 Scopus citations

Abstract

Interactions of functionalized single-wall carbon nanotubes (SWNT) with tethered pyrenes in solution were investigated. Absorption and emission properties of the pyrene moieties tethered to the carbon nanotubes were investigated. The absorption spectra showed that there was no ground-state complexation between the pyrenes and nanotubes. The fluorescence and the fluorescence excitation results showed that 'intramolecular' excimers were formed by the tethered pyrenes and the nature of excimer formation was dynamic.

Original languageEnglish
Pages (from-to)8089-8094
Number of pages6
JournalJournal of Chemical Physics
Volume117
Issue number17
DOIs
StatePublished - Nov 1 2002
Externally publishedYes

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