File:Orange LED changes color when cooled by Liquid Nitrogen.webm

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Original file ‎(WebM audio/video file, VP8/Vorbis, length 2 min 37 s, 1,280 × 720 pixels, 810 kbps overall)

Summary[edit]

Description

Orange LED changes color when cooled by Liquid nitrogen to -196°C

At lower temperature band gap in semiconductors widens, which means that in LED emitted photons would have higher energy. This effect if especially pronounced in orange LED's.
Date
Source Orange LED changes color when cooled by Liquid Nitrogen to -196°C
Author BarsMonster

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current13:59, 4 March 20142 min 37 s, 1,280 × 720 (15.19 MB)Jacopo Werther (talk | contribs)== {{int:filedesc}} == {{Information |Description =Orange LED changes color when cooled by Liquid Nitrogen to -196° |Source =[http://www.youtube.com/watch?v=4qgPhNHJPB8 Orange LED changes color when cooled by Liquid Nitrogen to -196°] |Aut...
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