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solar-hydrogen-cracking


Using only the sun to split water and make hydrogen

As cool as the promise of quick refueling and emitting only water is, fuel cells still have that sticky issue of needing hydrogen before they can really catch on. In spite of hydrogen being the most common element in the universe it almost never appears in isolation. Separating hydrogen from the compounds that it is usually a part of tends to take a lot of energy. The most common methods today are steam reformation of natural gas and electrolysis of water. The former unfortunately produces carbon dioxide as a byproduct and electrolysis uses ... Read more →

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