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Line 1: − A [[dopant]] material, such as [[boron]], which has fewer outer shell [[electron]]s than required in an otherwise balanced crystal structure, providing a [[hole]], which can accept a free electron.<ref>http://www1.eere.energy.gov/solar/solar_glossary.html</ref> + − − == References == − <div class="references-small"> − <references /> − − [[category:chemistry]]
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