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To what extent can charge localization influence electron injection efficiency at graphene-porphyrin interfaces?

  • Manas R. Parida
  • , Shawkat M. Aly
  • , Erkki Alarousu
  • , Aravindan Sridharan
  • , Doddahalli H. Nagaraju
  • , Husam N. Alshareef
  • , Omar F. Mohammed*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

8 Scopus citations

Abstract

Controlling the electron transfer process at donor-acceptor interfaces is a research direction that has not yet seen much progress. Here, with careful control of the charge localization on the porphyrin macrocycle using β-cyclodextrin as an external cage, we are able to improve the electron injection efficiency from cationic porphyrin to graphene carboxylate by 120%. The detailed reaction mechanism is also discussed.

Original languageEnglish
Pages (from-to)14513-14517
Number of pages5
JournalPhysical Chemistry Chemical Physics
Volume17
Issue number22
DOIs
StatePublished - 14 Jun 2015
Externally publishedYes

Bibliographical note

Publisher Copyright:
© the Owner Societies 2015.

ASJC Scopus subject areas

  • General Physics and Astronomy
  • Physical and Theoretical Chemistry

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