Transition-metal-catalyzed unzipping of single-walled carbon nanotubes into narrow graphene nanoribbons at low temperature

Jinlan Wang, Liang Ma, Qinghong Yuan, Liyan Zhu, Feng Ding

Research output: Contribution to journalArticlepeer-review

74 Scopus citations

Abstract

Open, sesame! Graphene nanoribbons (GNRs) with smooth edges and controllable widths are crucial for graphene electronic and spintronic applications. High-quality narrow GNRs can be synthesized from single-walled carbon nanotubes at 200-300 °C using a Cu-atom catalyst, which dramatically reduces the energy barrier of unzipping from 3.11 to 1.16 eV.

Original languageEnglish
Pages (from-to)8041-8045
Number of pages5
JournalAngewandte Chemie - International Edition
Volume50
Issue number35
DOIs
StatePublished - 22 Aug 2011
Externally publishedYes

Keywords

  • ab initio calculations
  • graphene
  • heterogeneous catalysis
  • nanotubes

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