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Explain why elemental semiconductor cannot be used to make visible LEDs.

+1 vote

asked Apr 4, 2019 in JEE by kratos

Explain why elemental semiconductor cannot be used to make visible LEDs.

semiconductor electronics
electronic device
jee
jee mains
class-12

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1 Answer

+6 votes

answered Feb 10, 2021 by kratos

Best answer

Elemental semiconductor’* band-gap is such that emissions are in IR region.

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