Physics, asked by keahavjha5669, 1 year ago

Why an elemental semiconductor cannot be used to make visible LEDs?

Answers

Answered by tgoyal63

39

Because the energy released by combination of holes and electrons in elemental semiconductors does not lie in the visible spectrum.

Answered by mukeshchander12345

22

Because the energy released by combination of holes and electrons in elemental semiconductors does not lie in the visible spectrum.

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