Reference data

Present work

Material

Index

2θ (˚)

d-spacing (Å)

2θ (˚)

d-spacing (Å)

PbI₂ [20]

0 0 1

12.677

6.9770

12.69

6.973

1 0 1

25.926

3.4339

-

-

TiO₂ [21]

1 0 1

25.271

3.5214

25.32

3.514

SnO₂ [22]

1 1 0

26.585

3.3503

26.53

3.357

1 0 1

33.875

2.6441

33.79

2.650

CH₃NH₃PbI₃ [23]

0 0 2

13.951

6.3425

13.81

6.409

1 1 0

14.222

6.2225

14.12

6.270

2 0 0

20.165

4.4000

20.05

4.425

2 1 1

23.651

3.7587

23.51

3.781

2 0 2

24.604

3.6152

24.55

3.624

2 2 0

28.668

3.1113

28.47

3.133

3 1 0

32.139

2.7828

31.89

2.804