AU Catalyst Abbreviation

Angstrom Units

(A) A unit of linear measure equal to 10( 10)m, or 0.1 nm; not an accepted Si unit, but still sometimes used for small distances such as interatomic distances and some wavelengths. OR A unit of wave length, equal in length to one ten billionth. OR A unit of linear measure equal to 10-10 m, or 0.1 nm (nanometer), sometimes used to express small distances such as interatomic distances and some wavelengths.