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News Release 06-085

A Cool Way to Strip Hydrogen

Using lasers to clear silicon surfaces could make for cheaper, better computer chips and solar cells

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Laser light proves to be a gentle way to clear hydrogen from a silicon surface.

Laser photons (wavy red lines) can clear hydrogen atoms (grey and purple) from the surface of silicon (yellow) at much lower temperatures than conventional techniques.

Credit: Brian Muller, Vanderbilt University