Table 4 Comparison of PV parameters of Cs2TiBr6-based PSCs.

From: An investigation of hole transport layers and electron transport layers to produce highly efficient K2TiI6-based perovskite solar cells

Type

device structure

PCE (%)

Voc (V)

Jsc (mA/cm2)

FF(%)

ref

T

FTO/ TiO2/C60/Cs2TiBr6/P3HT/Au

3.12

0.99

5.75

54.9

77

T

FTO/TiO2/Cs2TiBr6/NiO/Au

8.51

1.12

10.25

73.59

78

T

FTO/TiO2/Cs2TiBr6/CuSCN/Ag

13.57

1.90

19.88

35.95

79

T

AZO/ TiO2/Cs2TiBr6/PEDOT: PSS/Au

17.83

1.35

18.2

70

80

T

TiO2/Cs2TiF6/Sb2Se3/ Mo

22.10

0.86

29.88

85.55

81

T

FTO/TiO2/K2TiI6/PEDOT: PSS

4.3593

1.1557

7.8647

47.9585

21

T

FTO/ZnO/K2TiI6/PEDOT: PSS

2.3245

0.9450

5.3580

45.9063

21

T

FTO/TiO2/K2TiI6//P3HT

1.0428

1.0003

2.2905

45.5032

21

T

FTO/ZnO/K2TiI6//P3HT

1.4576

1.0701

2.6554

51.2958

21

T

FTO/LBSO/K2TiI6/DPB-TTT-14

22.06

1.2771

19.19939

89.97

*

T

FTO/PCBM/K2TiI6/DPB-TTT-14

23.12

1.3593

19.38933

87.71

*

T

FTO/Nb2O5/K2TiI6/DPB-TTT-14

23.24

1.3489

19.14721

89.97

*

T

FTO/CdZnS/K2TiI6/DPB-TTT-14

26.21

1.4205

20.95137

88.06

*

  1. T = Theoretical; * = this work.