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本帖最后由 细胞海洋 于 2013-11-10 20:45 编辑
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2013年11月8日 Science- I" |/ w8 S% ~" u# R9 ]- Q
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COVER Raman mapping images of carbon isotope–labeled graphene ) N- g4 S' F: V6 u) ^
domains + h5 Y2 {7 _& _4 `; T3 L3 J" m
(lateral dimensions: 50 to 120 micrometers) created by exposing a
! m. \7 _% [' Ycopper surface % J j7 ^" E; A4 \
to normal and isotope-labeled methane at preselected 7 P6 d# c$ x- i" H4 v( c
intervals. The data provide 9 n4 V% h" r( K& Y6 C* J! T
information about the effect of growth " } o4 y) t) a# {8 M. j! X0 d
parameters on the domain shape and size
9 u: A$ z6 f- X0 S2 xand also contribute to the growth of
$ F* l" w6 E0 _9 P2 J3 vcentimeter-size single crystals of graphene
: p4 A0 w" Z% y3 Y8 ithat could enable applications 7 d" |. o$ S" V+ p+ s5 P# L
such as nanoelectronics, photonics, and 9 h6 E9 e6 t' s ?/ N5 t% w
ultrastrong materials. See page 720. Image:
9 y* T/ Q/ e& W$ ?8 I AYufeng Hao
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发表于 2013-11-9 23:22
