Angstrom
Angstrom
Angstrom (pronounced: /ˈæŋstrəm/; symbol: Å) is a unit of length equal to 10-10 meters, or 0.1 nanometers. It is commonly used in the fields of Physics, Chemistry, and Biology to measure atomic radii, chemical bond lengths, and the sizes of molecules and microscopic biological structures.
Etymology
The unit is named after the Swedish physicist Anders Jonas Ångström, who made significant contributions to the field of Spectroscopy. The symbol for the angstrom is the Swedish letter Å.
Related Terms
- Nanometer: A unit of length in the metric system, equal to one billionth of a meter. It is often used interchangeably with the angstrom in scientific literature.
- Picometer: A unit of length equal to one trillionth of a meter, or 1000 angstroms.
- Micrometer: A unit of length equal to one millionth of a meter, or 10,000 angstroms.
- Meter: The base unit of length in the International System of Units (SI). It is equivalent to 10 billion angstroms.
- Atomic radius: The measure of the size of an atom, often expressed in angstroms.
- Chemical bond: The attraction between atoms that allows the formation of chemical substances. The length of these bonds is often measured in angstroms.
External links
- Medical encyclopedia article on Angstrom
- Wikipedia's article - Angstrom
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