Table 5 Comparing BSF layer to previous studies.

From: Performance enhancement in CZTSSe solar cells via BaSi₂ back surface field integration

N

Research type

Absorber material

BSF

PCE(%) without BSF

PCE(%) with BSF

Enhancement of PCE(%)

Ref

1

Theoretical

CZTSSe

CZTSSe

12.4

15.3

23.39

24

2

Theoretical

CZTSSe

CZTSSe

12.4

15.0

20.97

24

3

Theoretical

CZTSSe

SnS

12.4

15.7

26.61

24

4

Theoretical

CZTSSe

SnSe

14.36

16.44

14.48

27

5

Theoretical

CZTSSe

Sn2S3

12.57

17.04

35.56

38

6

Theoretical

CIGS

BaSi2

19.71

26.24

33.13

28

7

Theoretical (This work)

CZTSSe

BaSi2

12.54

19.61

56.38

[*]

  1. [*] The proposed and optimized cell herein.