2.0
0.07
CO 2
N 2
0.06
0.05
0.04
0.03
0.02
0.01
0.00
0.1
1
10
Differential Pore Volume Dv (cm
3
/nm/g)
10
15
20
Pore Width (nm)
Cumulative Pore Volume (cm
3
/g)
1.5
1.0
0.5
0.0
0
5
163
Components and Materials for Electrochemical Supercapacitors
25 nm
50 nm
75 nm
100 nm
100
25 nm
50 nm
75 nm
100 nm
80
Transmittance (%)
60
40
20
400
600
800
1000
Wavelength (nm)
(a)
(b)
FIGURE 4.16
(See color insert.) (a) Visible demonstration of thin film transparency for prepared graphene
thin films. (b) UV transmission spectra of graphene thin films with varying thicknesses.
(Source: Yu, A. et al. 2010. Applied Physics Letters, 96, 253105. With permission.)
FIGURE 4.17
Differential pore size distribution curve created by KOH activation of MEGO and determined
from BET surface area analyzer. (Source: Zhu, Y. et al. 2011. Science, 1537. With permission.)