LEDs and Lasers in Liquid Nitrogen! Crazy experiment

74 просмотров 29.06.2015 00:02:36

Описание

This experiment works by utilizing liquid nitrogen to cool the semiconductor to -196ºC, robbing it of much of its thermal energy. This causes the bandgap energy to increase, thereby increasing the emitted photon energy and decreasing the emission wavelength.

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Теги:
LEDs, Lasers, Liquid, Nitrogen, Crazy, experiment