Silicon
Silicon dioxide
Source
Drain
Graphene
(a)
(b)
Figure 9.26 A graphene-based FET produced by the Kaner group. Panel (a) shows a schematic of the device and
panel (b) shows a photograph of the prototype device along with both optical and electron micrographs showing the
graphene gate on the FET. (Reproduced from Tung, V. C., Allen, M. J., Yang, Y., and Kaner, R. B. High-throughput solution
processing of large-scale graphene. Nature Nanotechnology 2008, 4: 25–29. ©2009, McMillian Publishers Limited. Used
with permission.)
N 2 H 4
N 2 H 4
(a)
(b)
Figure 9.25 Synthesis of
graphene (b) from graphene
oxide (a) in hydrazine solution.
(Reproduced from Tung, V. C.,
Allen, M. J., Yang, Y., and
Kaner, R. B. High-throughput
solution processing of largescale graphene. Nature Nanotechnology 2008, 4: 25–29.
©2009, McMillian Publishers
Limited. Used with permission.)
GRAPHENE 377