What is the impact of temperature on the probability of finding the electron in the conduction band. b) What is the fermi energy level? How can we change it? Please use formula below

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Question 3: a) What is the impact of temperature on the probability of finding the electron in the conduction band. b) What is the fermi energy level? How can we change it? Please use formula below
Physical Constants
h = 1.055 x 10-34 J.s
mo = 9.109 x 10-³1 Kg
K = 1.388 x 10-23 J/K
q = 1.602 x 10-1⁹ C
Density of States
9c(E)=
Fermi Function
Formula Sheet
mn√2m (EEc)
π² x ħ³
mn
mp
Ks
f(E)=
Semiconductor Parameters
Ge
0.56mo
0.4mo
16
&o=8.854 x 10-1² F/m
KT|T=300K = 0.026 eV
Es = Ks X Eo
1
9v (E)=
E-EE
1+eKT
GaAs
0.067mo
0.5mo
12.9
mp√ √2mp(Ev - E)
π² x ħ³
Si
1.18mo
0.8mo
11.9
Transcribed Image Text:Physical Constants h = 1.055 x 10-34 J.s mo = 9.109 x 10-³1 Kg K = 1.388 x 10-23 J/K q = 1.602 x 10-1⁹ C Density of States 9c(E)= Fermi Function Formula Sheet mn√2m (EEc) π² x ħ³ mn mp Ks f(E)= Semiconductor Parameters Ge 0.56mo 0.4mo 16 &o=8.854 x 10-1² F/m KT|T=300K = 0.026 eV Es = Ks X Eo 1 9v (E)= E-EE 1+eKT GaAs 0.067mo 0.5mo 12.9 mp√ √2mp(Ev - E) π² x ħ³ Si 1.18mo 0.8mo 11.9
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