Periodic table is specified by quantum numbers Energy
Periodic table is specified by quantum numbers
Energy bands Conduction band Does not contain electrons Valence band May contain electrons
Energy bands distribution There are no states in this region
Distribution of states & electrons
Fermi-Dirac distribution
Distribution of states & electrons Fermi function. .
Distribution of states & electrons calculation of densities -- intrinsic
Distribution of states & electrons calculation of densities small
Distribution of states & electrons calculation of densities
Distribution of states & electrons calculation of densities
Distribution of states & electrons calculation of densities
Distribution of states & electrons calculation of densities small
Intrinsic semiconductor
Intrinsic semiconductor. .
Intrinsic semiconductor location of the Fermi energy
Typical numbers at 300° Kelvin
2. 19(a) Determine the total number of energy states in silicon between Ec and Ec + BT at 300°.
Periodic table is specified by quantum numbers
extrinsic semiconductor
extrinsic semiconductor
extrinsic semiconductor
2. 19(b) Determine the total number of energy states in gallium arsenide between Ec and Ec + BT at 300°.
A hydrogen atom lost its electron and went to the police station to file a missing electron report. He was questioned by the police: "Haven't you just misplaced it somewhere? Are you sure that your electron is really lost? " "I'm positive. " replied the atom.
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