Table 1 Electrical and optical properties of materials used in simulation.

From: Hydrogenated Cs₂AgBiBr₆ double perovskites: a sustainable lead-free route toward high-efficiency solar cells

Parameters

Spiro-OMeTAD (HTL)

Cs2AgBiBr6

(Absorber)

SnO2

(ETL)

ZnO

(ETL)

Thickness(µm)

0.06

0.14

0.05

0.05

Band gap (eV)

2.9

1.61

3.6

3.3

Affinity of electrons χ (eV)

2.2

3.72

4.5

3.7

Permittivity (Dielectric)

3

5.8

8

9

CB efficient state Density (cm− 3)

2.5 × 1019

2 × 1018

2.2 × 1018

2.2 × 1018

VB efficient state Density (cm− 3)

1.8 × 1019

1 × 1018

1.8 × 1018

1.8 × 1019

Mobility of electrons (cm2/V. s)

2 × 10− 4

9.28

15

100

Mobility of holes (cm2/V. s)

2 × 10− 4

9.28

15

25

Concentration of the acceptor dopant (cm− 3)

1 × 1017

0

1 × 1018

1 × 1018

Concentration of the donor dopant (cm− 3)

1 × 1015

1 × 1015

0

0