Biomedical Engineering Reference
In-Depth Information
TABLE 4.6
NaOH PAN in NaCl Solution
Initial
length (in.)
Initial
expansion (in.)
After being
anode (in.)
After being
cathode (in.)
Trial 1
1.000
1.050
0.969
1.063
Trial 2
1.000
1.050
1.000
1.000
Trial 3
1.000
1.100
0.938
1.000
Electrical activation of PAN fibers (NaOH) in NaCl
1.150
1.100
1.050
1.000
0.950
Trial 1
Trial 2
Trial 3
0.900
0.850
Initial
(in.)
Initial
expansion (in.)
After being
anode (in.)
After being
cathode (in.)
FIGURE 4.35
Electric activation of PAN fibers (NaOH) in NaCl.
Electric voltage
V
Load cell
Activated PAN
hin wire spring electrode
Membrane electrode
pH sensor
Aqueous solutioin
Data Acq.
Fixed end
FIGURE 4.36
A PAN electrification configuration using a thin wire electrode and counter-
membrane electrode.
