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Absorber

From Conservapedia - Reading time: 1 min

An absorber is any material that stops ionizing radiation. Lead, concrete, and steel attenuate gamma rays. A thin sheet of paper or metal will stop or absorb alpha particles and most beta particles.[1]

In a photovoltaic device, the material that readily absorbs photons to generate charge carriers (free electrons or holes).[2]

References[edit]

  1. ↑ Glossary of Nuclear Terms
  2. ↑ http://www1.eere.energy.gov/solar/solar_glossary.html
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