Where is gallium arsenide commonly used as a semiconductor material?
AnswerMicrowave circuits.
GaAs supports high-frequency operation because of favorable carrier mobility and device characteristics.
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E6 · Circuit Components
Amateur Extra · correct answers only, in question-pool order.
Which semiconductor material contains excess free electrons?
AnswerN-type material.
Doping creates majority carriers: electrons in N-type material and holes in P-type material.