Semiconductor Band Gaps

Material
Energy gap (eV)
0K
300K
Si
1.17
1.11
Ge
0.74
0.66
InSb
0.23
0.17
InAs
0.43
0.36
InP
1.42
1.27
GaP
2.32
2.25
GaAs
1.52
1.43
GaSb
0.81
0.68
CdSe
1.84
1.74
CdTe
1.61
1.44
ZnO
3.44
3.2
ZnS
3.91
3.6

Data from Kittel, C., Introduction to Solid State Physics, 6th Ed., New York:John Wiley, 1986, p. 185.

Band theory of solids
 Index

Tables

 
Condensed Matter Electricity and Magnetism  
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Semiconductor Properties: Band Gaps, Effective Masses, Dielectric Constants

Semiconductor
Energy gap (eV)
at 273 K
Effective mass m*/mDielectric constant
Electrons
Holes
Ge
0.67
0.2
0.3
16
Si
1.14
0.33
0.5
12
InSb
0.16
0.013
0.6
18
InAs
0.33
0.02
0.4
14.5
InP
1.29
0.07
0.4
14
GaSb
0.67
0.047
0.5
15
GaAs
1.39
0.072
0.5
13
Band theory of solids
Electrons and holes
 Index

Tables

 
Condensed Matter Electricity and Magnetism  
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