Lighting up the Andes [LED lamps].
This work relates how a pair of 62-year olds from Canmore, Alberta in Canada, have made it their mission to free remote communities from reliance on costly kerosene lighting. Anthony and Faith Harckham have developed a simple LED lamp which consumes only 1 watt and produces 30 lumens in a focused be...
| Wydane w: | IEEE spectrum 41, 12 (2004). |
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| 1. autor: | |
| Format: | Artykuł |
| Język: | English |
| Hasła przedmiotowe: |