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Semiconductor Materials Quiz
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Semiconductor Materials Quiz

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Questions and Answers

Which type of impurities can alter the electronic properties of a semiconductor material?

  • Magnetic impurities
  • Insulating impurities
  • Doping impurities (correct)
  • Conductive impurities

    • What is the defining property of a semiconductor material?

  • It is a good conductor of electricity
  • It has a wide band gap
  • It can be compromised by doping with impurities (correct)
  • It has high thermal conductivity

    • In comparison with silicon, what advantage does gallium arsenide (GaAs) have?

  • Lower band gap
  • Lower optical efficiency
  • Higher thermal conductivity
  • Six times higher electron mobility (correct)

    • What allows gallium arsenide to emit light at chosen wavelengths?

    <p>Alloying to ternary and quaternary compositions</p> Signup and view all the answers

    What industry utilizes semiconductor materials in devices like transistors and solar cells?

    <p>Computer and photovoltaic industry</p> Signup and view all the answers

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