Inkjet printing high-resolution, large-area graphene patterns by coffee-ring lithography.

Zhang, Lei; Liu, Hongtao; Zhao, Yan; Sun, Xiangnan; Wen, Yugeng; Guo, Yunlong; Gao, Xike; Di, Chong-an et al. · Adv Mater · 2012

basic_science · Level V

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Abstract

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.

Medical subject headings