Biomedical Engineering Reference
In-Depth Information
1.2
Nafion
TM
-117
ERI-S
1.0
0.8
0.6
0.4
0.2
0.0
0
2
4
6
8
10
12
14
16
Frequency (Hz)
Ty pical resonance characteristics of IPMNCs
(Nafion
TM
-117 and ERI-S)
L
o
= 2", W = 0.5", Cation type = Li
+
, E
app
= 1.5 volts (sine), vertically positioned
FIGURE 9.52
A fabricated IPMNC flying machine (top) and its resonance performance
(bottom). Resonance was observed at about 7 Hz, where the associated displacement was
observed approximately half of the cantilever length.
Lift
Translation
Wing rotation
FIGURE 9.53
Possible wake capture mechanism.
