Synthesis & characterizatio of graphene thin films by chemical reduction of exofoliated &...
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Transcript of Synthesis & characterizatio of graphene thin films by chemical reduction of exofoliated &...
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Inte
nsi
ty (
a.u
.)
0 20 40 60 80 100
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Inte
nsi
ty (
a.u
.)
160
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100
80OH
OH
C O60
40
20
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ATR RGO
ATR GO
Tra
nsm
itta
nce
(%
)
C O
C O
C OH
Wavnumber (cm−1)
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0
0.5
1
1.5
2
2.5
3
3.5
Ab
sorb
ance
(%
)
Graphene
Graphene oxide
Wavelength (cm−1)
100
(nm)
0
4
3
2
1
4
55
5
53
2
1
43
21
100
(nm)
0
4
4
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3
2
1
4
5
3
2
1
5321
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D band
Inte
nsi
ty (
a.u
.)
G band
Graphene oxide
Wavelength (cm−1)
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D band
Inte
nsi
ty (
a.u
.)
G band
2D band
Reduced graphene oxide
50
40
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20
10
0
Wavelength (cm−1)