Angstrom (angstrom unit)
The angstrom unit (Å) is a unit of length used to measure very small distances. It is equal to one ten-billionth of a meter (0.0000000001 meter), or one hundred-thousandth of a micrometer. The angstrom unit is named after the Swedish physicist Anders Jonas Ångström (1814-74). Is angstrom an SI unit? No, angstrom is not an … Read more