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Keywords:

  • graphene yarn;
  • graphene oxide nanoribbon;
  • carbon nanotubes
Thumbnail image of graphical abstract

Highly oriented graphene nanoribbons sheets and yarns are produced by chemical unzipping of self-standing multiwalled carbon nanotube (MWNT) sheets. The as-produced yarns – after being chemically and thermally reduced – exhibit a good mechanical, electrical, and electrochemical performance.