Nanowires hold promise for more affordable solar cells

Millions of nearly invisible wires may hold the answer to making solar cells a more affordable source of alternative energy.

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<p><a href="http://www.physorg.com/news120474984.html">Nanowires hold promise for more affordable solar cells</a></p> <p>Millions of nearly invisible wires may hold the answer to making solar cells a more affordable source of alternative energy.</p>