Parameters Unit

CdS

SnO2

CdTe

Layer Width D [nm]

100

500

4000

Dielectric Constant ε/ε0

10

9

9.4

Electron Mobility μe [cm2/Vs]

100

100

320

Hole Mobility μh [cm2/Vs]

25

25

40

Electron/Hole Density n, p [cm−3]

n: 1017

n: 1018

p: 2 × 1014

Band Gap Energy Eg [eV]

2.4

3.6

1.5

Effective Density of States NC [cm−3]

2.2 × 1018

2.2 × 1018

8 × 1017

Effective Density of States NV [cm−3]

1.8 × 1019

1.8 × 1019

1.8 × 1018

Acceptor/Donor Defect Density NDG, NAG [cm−3]

A: 1017

A: 1015

D: 2 × 1014

Defect Peak Energy EA, ED [eV]

Midgap

Midgap

Midgap

Distribution Width WG [eV]

0.1

0.1

0.1

Electron Capture Cross Sectionσe [cm2]

10−17

10−15

10−12

Hole Capture Cross Sectionσh [cm2]

10−12

10−12

10−15