photoelectrochemical diode Archives – The Green Optimistic green tech news, since 2008 Tue, 22 Jul 2008 19:59:28 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Cheapest Way to Get Hydrogen: the Photoelectrochemical Diode https://www.greenoptimistic.com/photoelectrochemical-diode-cheap-hydrogen-20080722/ https://www.greenoptimistic.com/photoelectrochemical-diode-cheap-hydrogen-20080722/#comments Tue, 22 Jul 2008 19:59:28 +0000 https://www.greenoptimistic.com/?p=583 Penn State researchers have found a cheaper method of producing hydrogen from water by the same old effect of electrolysis aided by the Sun's rays. They do not use classic solar cells, because these are expensive, but made a nanotechnology-based solar cell, called photoelectrochemical diode, that is simplistically said on the bottom of the water holding recipe.

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