Journal Name - The Royal Society of Chemistry
[Pages:6]Electronic Supplementary Material (ESI) for Journal of Materials Chemistry A. This journal is ? The Royal Society of Chemistry 2014
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Supporting Information Zn-doped Ni-MOF material with a high supercapacitive performance
Jie Yang,a, b Cheng Zheng a, b Peixun Xiong, a b Yafeng Li a, b and Mingdeng Wei * a, b
a State Key Laboratory of Photocatalysis on Energy and Environmet, Fuzhou University, Fuzhou, Fujian 350002, China b Institute of Advanced Energy Materials, Fuzhou University, Fuzhou, Fujian 350002, China *Corresponding author: Mingdeng Wei Tel./fax: +86-591-83753180 E-mail address: wei-mingdeng@fzu.
Fig. S1 TEM images of Zn-doped Ni-MOF materials: (a) MOF-0 and (b)MOF-2.
This journal is ? The Royal Society of Chemistry 2013
J. Name., 2013, 00, 1-3 | 1
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Current / A g-1 Current / A g-1
30
a) 30
b)
20
20
10
10
0
0
-10
-10
0.0
0.1
0.2
0.3
0.0
0.1
0.2
0.3
Potential / v (SCE)
Potential / v (SCE)
30
c)
Current / A g-1
20
10
0
-10 0.0
0.1
0.2
0.3
Potential / v (SCE)
Fig.S2 CV curves of Zn-doped Ni-MOF materials: (a) MOF-0, (b) MOF-1 and (c) MOF-3.
2 | J. Name., 2012, 00, 1-3
This journal is ? The Royal Society of Chemistry 2012
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ARTICLE
0.4
0.4
a)
0.3
0.3
10, 5, 2, 1, 0.5, 0.25 A g-1
0.2
0.2
b)
10, 5, 2, 1, 0.5, 0.25 A g-1
Votage/ V Votage/ V
0.1
0.1
0.0
0.0
0 1000 2000 3000 4000 5000 0 1000 2000 3000 4000 5000
t / s
t / s
0.4
c)
0.3
10, 5, 2, 1, 0.5, 0.25 A g-1
0.2
Votage/ V
0.1
0.00
1000 2000 3000 4000 5000
t / s
Fig. S3 Charge-discharge profiles of Zn-doped Ni-MOF materials: (a) MOF-0, (b) MOF-1 and (c) MOF-3.
This journal is ? The Royal Society of Chemistry 2012
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Journal Name
30
dc
b
a
25
20
-Z'' ( )
15
10
5
0
0
5
10
15 20 25 30
Z' ( )
Fig.S4 EIS plots of Zn-doped Ni-MOF materials: (a) MOF-0, (b) MOF-1, (c) MOF-2 and (d) MOF-3.
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This journal is ? The Royal Society of Chemistry 2012
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Volume absorded( cm3/g)
dV/dW ( cm3nm-1 g-1)
Volume absorded( cm3/g)
dV/dW ( cm3 nm-1g-1)
120
0.008
100 0.006
SBET = 26.6 m2g-1
80 0.004
60 0.002
40
0.0000
20 40
pore width (nm)
60
20
120
0.010
100 0.008
80
0.006 SBET = 35.5 m2g-1
0.004
60 0.002
40
0.0000 10 20 30 40 50 60 pore width (nm)
20
00.0 0.2 0.4 0.6 0.8 1.0 00.0 0.2 0.4 0.6 0.8 1.0
Relative Pressure ( P/P0)
Relative Pressure ( P/P0)
150
150
0.05
0.010
120 0.008
0.006 SBET = 47.9 m2g-1
90 0.004
120 0.04
0.03
90
0.02 SBET = 46.5 m2g-1
0.01
0.002
60
0.0000 10 20 30 40 50 60 pore width (nm)
60 0.000 20 40 60 80 100
pore width (nm)
30
30
Volume absorded( cm3/g)
dV/dW ( cm3 nm-1g-1)
Volume absorded( cm3/g)
dV/dW ( cm3 nm-1g-1)
00.0
0.2
0.4
0.6
0.8
0 1.0 0.0
0.2
0.4
0.6
0.8
1.0
Relative Pressure ( P/P0)
Relative Pressure ( P/P0)
Fig. S5 N adsorption-desorption isotherms and the pore size distribution curves for Zn-doped Ni-MOF materials : (a) MOF-0, 2
(b) MOF-1, (c) MOF-2 and (d) MOF-3.
This journal is ? The Royal Society of Chemistry 2012
J. Name., 2012, 00, 1-3 | 5
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Table S1 The interplanar spacing variation for different Zn-doped Ni-MOF materials.
spacing
d / nm (100)
d / nm (2-10)
MOF-0 0.953 0.482
MOF-1 1.027 0.555
MOF-2 1.037 0.576
MOF-3 1.040 0.581
Table S2 The wavenumber variation for different Zn-doped Ni-MOF materials.
wavenubmer
v (COO-) / cm-1 as
-
-1
v (COO ) / cm
s
/ cm-1 v
MOF-0 MOF-1 MOF-2 MOF-3
1572 1383 189
1574 1381 193
1578 1378 200
1583 1372 211
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This journal is ? The Royal Society of Chemistry 2012
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