How many square meters in 1 barn?
The answer is 1.0E-28.
We assume you are converting between square metre and barn.
You can view more details on each measurement unit:
square meters or barn
The SI derived unit for area is the square meter.
1 square meter is equal to 1.0E+28 barn.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between square meters and barns.
Type in your own numbers in the form to convert the units!
1 square meters to barn = 1.0E+28 barn
2 square meters to barn = 2.0E+28 barn
3 square meters to barn = 3.0E+28 barn
4 square meters to barn = 4.0E+28 barn
5 square meters to barn = 5.0E+28 barn
6 square meters to barn = 6.0E+28 barn
7 square meters to barn = 7.0E+28 barn
8 square meters to barn = 8.0E+28 barn
9 square meters to barn = 9.0E+28 barn
10 square meters to barn = 1.0E+29 barn
You can do the reverse unit conversion from barn to square meters, or enter any two units below:
square meters to joch
square meters to square yottameter
square meters to square attometer
square meters to square centimeter
square meters to caballeria
square meters to homestead
square meters to decare
square meters to square millimeter
square meters to perche
square meters to tatami
A square metre (US spelling: square meter) is by definition the area enclosed by a square with sides each 1 metre long. It is the SI unit of area. It is abbreviated m².
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.
ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!