Multiple choice

The semiconductor used in monolithic microwave integrated circuits is

  1. gallium arsenide

  2. aluminium antimonide

  3. gallium antimonide

  4. indium antimonide
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A Correct answer
Explanation

Gallium arsenide (GaAs) is a compound of the elements gallium and arsenic. It is a III/V semiconductor, and is used in the manufacture of devices such as microwave frequency integrated circuits, monolithic microwave integrated circuits, infrared light-emitting diodes, laser diodes, solar cells, and optical windows.

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