Tuesday, January 3, 2012

Inkjet Printing High-Resolution, Large-Area Graphene Patterns by Coffee-Ring Lithography


  1. Lei Zhang1,2
  2. Hongtao Liu1,2
  3. Yan Zhao1,2,
  4. Xiangnan Sun1,2
  5. Yugeng Wen1,2
  6. Yunlong Guo1
  7. Xike Gao3
  8. Chong-an Di1
  9. Gui Yu1,
  10. Yunqi Liu1,*
Article first published online: 21 DEC 2011

Taking advantage of the “coffee-ring” effect, graphene electrodes with channel lengths as low as 1−2 micrometers are patterned by inkjet printing. Organic thin film transistors and complementary inverters are also fabricated using these graphene electrodes and show excellent performance.

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