An angstrom (or ångström or aangstroem, symbol ''Å'') is a unit of [[length]] equivalent to one hundred-millionth of a centimeter (1×10<sup>−10</sup> m). Unit is named after Swedish physicist Anders Jonas Ångström.
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An angstrom (symbol ''Å'') is a unit of [[length]] equivalent to one hundred-millionth of a centimeter (1×10<sup>−10</sup> m). Unit is named after Swedish physicist Anders Jonas Ångström.
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It is most often used to measure wavelengths of light.