:
N 32
1. , - GaAs, 10 +200 30 .
2. Ag , , Ag . F = 64 000 , D = 300 .
3. , , , EF , Ec , Nc , Ev , Nv , T , , n - .
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N 33
1. - , 5 300 400 .
2. 25 T 1= 10 T 2= 20 , 0,80 . J , ,
1, 2 << J. m = 63 /.
3. , , , EF , Ec , Nc , Ev , Nv , T , , n - .
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:
N 34
1. , 20 = 2,7 /(×).
m = 56 /.
2. ,
(Na = 1017 3), , 0,59 me, mp = 100 2×1×1, 1, E v + 0.045 .
3. , , , EF , Ec , Nc , Ev , Nv , T , , n - .
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