with annotations.pic.twitter.com/bqsDmLf48M
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close-up of the two LED chips. one is shorter than the other.pic.twitter.com/9mnZXPEhol
tried a suggestion from @tradica and put a little oil on it to clear up the surface a bit. it helped a bit, but now there are tiny bubbles.
pic.twitter.com/zEhPr6OSer
wow, this bi-color LED is even more beautiful from a slightly different angle!pic.twitter.com/pY0NRJ4Qih
This is like electronic porn 
Great photos! When will we see the coffee table book?
Thanks for sharing! I put the images up on my screen in the learning lab we have here and explained it to the kids. Nothing like actually seeing it working but in cross section to understand how tiny the bandgap area is where the emissions occur.






They're also mini light panels, generating a voltage when receiving light. Can be used as sensors.
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