m

Compound

T_c (K)

P_s (μC/cm²) along a axis

Dielectric Constant

Curie-Weiss Constant

ε (r.t.)

ε (T_c)

C (10⁵ K)

Θ (K)

1

Bi₂WO₆

973

-

200

3100

1.4

1199

1

Bi₂MoO₆

843

-

16

103

-

-

2

Bi₃TiNbO₉

1213

-

100

-

-

2

Bi₃TiTaO₉

1146?

-

140

-

-

2

CaBi₂Nb₂O₉

923?

-

80

-

-

2

CaBi₂Ta₂O₉

873?

-

140

-

-

2

SrBi₂Nb₂O₉

713

-

190

1100

0.55

663

2

SrBi₂Ta₂O₉

608

5.8 at r. t.

180

550

2.0

463

2

BaBi₂Nb₂O₉

473

-

280

540

-

-

2

BaBi₂Ta₂O₉

383

-

400

450

-

-

2

PbBi₂Nb₂O₉

823

-

170

2100

1.3

783

2

PbBi₂Ta₂O₉

703

-

180

340

0.37

598

3

Bi₄Ti₃O₁₂

948

50//a, 4//c

140

1600

-

-

3

BaBi₃Ti₂NbO₁₂

543

-

-

-

-

-

3

PbBi₃Ti₂NbO₁₂

563

-

-

-

-

-

4

BaBi₄Ti₄O₁₅

693

-

150

1630

2.5

608

4

PbBi₄Ti₄O₁₅^*

843

-

220

5500

1.4

825

4

SrBi₄Ti₄O₁₅^*

803

-

190

1630

0.68

758

4

CaBi₄Ti₄O₁₅^*

1063

-

120

-

-

-

4

Bi₅Ti₃CaO₁₅

-

-

150

-

-

-

4

Na_0.5Bi_4.5Ti₄O₁₅

908

-

200

1600

0.79

883

4

K_0.5Bi_4.5Ti₄O₁₅

823

-

140

1700

0.74

788

5

Pb₂Bi₄Ti₅O₁₈

583

0.06 at 508 K

400

5900

4.1

553

5

Sr₂Bi₄Ti₅O₁₈

558

3.5 at 528 K

280

1700

0.47

528

5

Ba₂Bi₄Ti₅O₁₈

602

2 at r.t.

360

-

-

-

5

Ca₂Bi₄Ti₅O₁₈

726

-

40

420

-

-

5

Pr₂Bi₄Ti₃Fe₂O₁₈

1173

-

-

-

-

-

5

Bi₆Ti₃WO₁₈

1023

-

100

1000

-

-