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Bright ideas: Six recent innovations in lighting technology
LED | Definition, Light, & Facts | Britannica
Physicists create new form of light - MIT News
Light: Science & Applications - Nature
Ultra-bright light breakthrough could spark 'technological and ...
Highlighting photonics: looking into the next decade - eLight
Nano flashlight enables new applications of light - MIT News
Handbook of Advanced Lighting Technology | SpringerLink
Bright LEDs could spell the end of dark skies - MIT Technology Review
LED Basics - Department of Energy