PN junction as the active medium

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• PN junction as the active medium
• Semiconductor lasers
• Threshold current density
• Laser output
• Heterojunction lasers
• Quantum well lasers
• Light emitting diodes

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PN junction as the active medium
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Semiconductor lasers
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Threshold current
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Laser output
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Heterojunction lasers
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Quantum well lasers
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Light emitting diodes