›› Measurement unit: barn

Full name: barn

Plural form: barns

Symbol: bn

Category type: area

Scale factor: 1.0E-28

›› SI unit: square meter

The SI derived unit for area is the square meter.
1 square meter is equal to 1.0E+28 barn.

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›› Definition: Barn

A barn is a unit of area, abbreviated mostly as "bn", equal to 10-28 m2. Although not an official SI unit, it is widely used by nuclear physicists, since it is convenient for expressing the cross sectional area of nuclei and nuclear reactions. A barn is approximately equal to the area of a uranium nucleus.

›› Sample conversions: barn

barn to tunnland
barn to rood
barn to square light year
barn to square league [U.S. statute]
barn to square vara [California]
barn to ngarn
barn to carucate
barn to square link [Gunter, survey]
barn to pyeong
barn to square inch