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The wikipedia article (http://en.wikipedia.org/wiki/Thermophotovoltaic http://en.wikipedia.org/wiki/Thermophotovoltaic) has some excellent applications for this
by politician 15y ago
The wikipedia article (http://en.wikipedia.org/wiki/Thermophotovoltaic http://en.wikipedia.org/wiki/Thermophotovoltaic) has some excellent applications for this technology including off-the-grid power generation from camp fires or earthen heat stores.