onqun
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Hey I was studying for my test, in my notes it says si cannot be used for led, because it has indirect band gap.Why indrect band gap is not useful for led?
Why not indirect band gap for led
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It is a less efficient. It requires not only the available states, but the available phonons to provide the necessary change in momentum.
Zz.
Zz.
onqun
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Thank you very much
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