Darwin123 Darwin123 is offline

Last Activity: May19-13 08:41 PM

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  1. asitiaf
    Jan26-13 01:07 PM
    asitiaf
    just curious, where did you get such explanations from?
    in reference to your reply about "covalent bonds in p-type semiconductors"

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  • About Darwin123
    Biography
    Retired physicist worked with lasers, spectroscopy, solid state physics and biology.
    Country
    USA
    Interests
    Collects fossils. Volunteer at Natural History Museum.
    Educational Background
    PhD
    Degree in
    Physics
    Favorite Area of Science
    1) Physics 2) Biology
    Profession
    Retired physicist.

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  • Last Activity: May19-13 08:41 PM
  • Join Date: Jun4-12

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