Science: v.1-v.219Moses King, 1965 |
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Page 822
v.1-v.219. Fig . 1. Energy - level diagram for atom with two energy levels ( a ) and for semi- conductor ( b ) . Fig . 2. Distribution of the electrons on the energy. a conduction band Forbidden band Evalence band b which in present ...
v.1-v.219. Fig . 1. Energy - level diagram for atom with two energy levels ( a ) and for semi- conductor ( b ) . Fig . 2. Distribution of the electrons on the energy. a conduction band Forbidden band Evalence band b which in present ...
Page 823
... Energy of quantum Fig . 4. Diagram of the electron - hole energy dependence on the quasi - momentum . a , Direct transitions ; b , indirect transitions . Fig . 5. Donor and acceptor levels . 88 ++. as the energy increases . In order to ...
... Energy of quantum Fig . 4. Diagram of the electron - hole energy dependence on the quasi - momentum . a , Direct transitions ; b , indirect transitions . Fig . 5. Donor and acceptor levels . 88 ++. as the energy increases . In order to ...
Page 825
... energy ap- proximately three times greater than the minimum energy difference be- tween the bands is spent on the pro- duction of one electron - hole pair ( Fig . 7a ) . The electrons and holes obtained give their excess energy to the ...
... energy ap- proximately three times greater than the minimum energy difference be- tween the bands is spent on the pro- duction of one electron - hole pair ( Fig . 7a ) . The electrons and holes obtained give their excess energy to the ...
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