Table 1:
Comparison of the lattice parameters,
𝜀
m
a
x
and
T
c
of
P
b
1
−
𝑥
S
m
𝑥
(Zr
0.45
Ti
0.55
)
1
−
𝑥
/
4
O
3
for
x
= 0.00, 0.03, 0.06, and 0.09.
Parameters
Sm composition
x
= 0.00
x
= 0.03
x
= 0.06
x
= 0.09
a
4.0040(21)
3.9933(50)
3.9727(50)
3.9773(50)
c
4.1324(21)
4.1120(50)
4.0888(50)
4.1018(50)
c/a
1.0321(21)
1.0297(50)
1.0292(50)
1.0313(50)
𝜀
m
a
x
(1 kHz)
10850
3420
7188
4163
T
(
°
C)
405 ± 0.25
382 ± 0.25
370 ± 0.25
365 ± 0.25