Direct exfoliation of graphite to graphene in aqueous media with diazaperopyrenium dications

Srinivasan Sampath, Ashish N. Basuray, Karel J. Hartlieb, Taner Aytun, Samuel I Stupp, J. Fraser Stoddart

Research output: Contribution to journalArticle

56 Citations (Scopus)

Abstract

The 2,9-dimethyldiazaperopyrenium dication can be made from a ubiquitous and inexpensive feedstock in three simple steps as its chloride salt. When mixed with powdered graphite at 23 °C, this behemoth of a molecular compound exfoliates graphite to graphene in water under mild conditions.

Original languageEnglish
Pages (from-to)2740-2745
Number of pages6
JournalAdvanced Materials
Volume25
Issue number19
DOIs
Publication statusPublished - May 21 2013

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Graphene
Feedstocks
Salts
Chlorides
Water

Keywords

  • composites
  • diazaperopyrenium dications
  • exfoliation
  • graphene
  • graphite

ASJC Scopus subject areas

  • Materials Science(all)
  • Mechanics of Materials
  • Mechanical Engineering

Cite this

Direct exfoliation of graphite to graphene in aqueous media with diazaperopyrenium dications. / Sampath, Srinivasan; Basuray, Ashish N.; Hartlieb, Karel J.; Aytun, Taner; Stupp, Samuel I; Stoddart, J. Fraser.

In: Advanced Materials, Vol. 25, No. 19, 21.05.2013, p. 2740-2745.

Research output: Contribution to journalArticle

Sampath, S, Basuray, AN, Hartlieb, KJ, Aytun, T, Stupp, SI & Stoddart, JF 2013, 'Direct exfoliation of graphite to graphene in aqueous media with diazaperopyrenium dications', Advanced Materials, vol. 25, no. 19, pp. 2740-2745. https://doi.org/10.1002/adma.201205157
Sampath, Srinivasan ; Basuray, Ashish N. ; Hartlieb, Karel J. ; Aytun, Taner ; Stupp, Samuel I ; Stoddart, J. Fraser. / Direct exfoliation of graphite to graphene in aqueous media with diazaperopyrenium dications. In: Advanced Materials. 2013 ; Vol. 25, No. 19. pp. 2740-2745.
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