Thin films

εr (1 kHz)

ambient T

tanδe (%)

ambient T

TRT (˚C)

Tc (˚C)

εrmax (at Tc)

Ps (µC/cm2)

Pr (µC/cm2)

Ec (V/cm)

NW-PZN-4.5PT

2.76 × 104 ± 100

6.45 ± 1

130 ± 1

310 ± 1

2.60 × 107 ± 100

11.73 ± 0.1

10.20 ± 0.1

20 ± 1

PZN-4.5PT + 1% Mn

17.7 × 104 ± 100

5.00 ± 1

130 ± 1

305 ± 1

3.00 × 107 ± 100

22.22 ± 0.1

19.32 ± 0.1

20 ± 1