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Which of the following is an example of a direct band gap intrinsic semiconductor?
- Silicon
- Germanium
- Gallium Arsenide
- none of these
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Direct Band gap: Defined when maximum energy in the valence band and minimum energy in the conduction band occurs at the same values of the crystal momentum i.e, a direct transition of electrons from valence to conduction band takes place.
Gallium arsenide is an example of direct band gap semiconductor.
Gallium arsenide is an example of direct band gap semiconductor.
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