May 18, 2011 #1 tahir4awan Full Member level 4 Joined Nov 29, 2010 Messages 213 Helped 16 Reputation 32 Reaction score 17 Trophy points 1,308 Location Germany Activity points 3,116 Frequencies of specific wavelengths generate different colors in LED. But the question whose wavelength we are talking about. Is it the electrons recombination period or it is electrons vibration period or something else?
Frequencies of specific wavelengths generate different colors in LED. But the question whose wavelength we are talking about. Is it the electrons recombination period or it is electrons vibration period or something else?
May 18, 2011 #2 KJ6EAD Advanced Member level 3 Joined Oct 6, 2010 Messages 709 Helped 196 Reputation 392 Reaction score 194 Trophy points 1,323 Location Earth Activity points 5,092 Something else, band gap. **broken link removed**