
40 Eecve Medium Approach
0.0 0.2 0.4 0.6 0.8 1.0
0
50
100
150
200
250
300
k
α
E 33 max
, mV/cm Oe
0.8
0.7
0.6
0.5
0.4
v
max
Figure 2.3 (a) Estimated dependence of longitudinal ME voltage
k and volume fraction υ
zirconate titanate (PZT) bilayer. (b) Variation with kα
E,33
and
the corresponding υ
.
[13, 14]. The υ-dependence of α
E
assuming an ideal interface coupling (k = 1). The insets show
variations ...