Bottom-up Technology. Toshitake Takahashi. A. B. C. Exfoliate. PmPV Suspension in DCE solvent. E. D. Centrifuge. Background on the synthesis of graphene sheet and graphene nanoribbon. Fabrication method so far. - Peel-off method Epitaxial growth Chemically.
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in DCE solvent
Background on the synthesis of graphene sheet and graphenenanoribbon
Fabrication method so far
Required new approach for
Large scale application
K. S. Novoselov, et al. Science 2004, 306, 666.
Li, X. L. et al. Science 319, 1229–1232 (2008)
W. A. de Heer, et. al. Science 2006, 312, 1191.
Making GNR from MWCNT
Diameter distribution of pristine MWCNT
Width and height distribution of GNR
Electrical property of GNR
7 nm-wide GNR device
measured in air
16 nm-wide GNR device
measured in vacuum
GNR fabrication with nanowire as etching mask
Electrical characteristic of GNR