How many square megameter in 1 barn?
The answer is 1.0E-40.
We assume you are converting between square megametre and barn.
You can view more details on each measurement unit: square megameter or
barn
The SI derived unit for area is the square meter.
1 square meter is equal to 1.0E-12 square megameter, or 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 megameters and barns.
Type in your own numbers in the form to convert the units!

››Quick conversion chart of square megameter to barn

1 square megameter to barn = 1.0E+40 barn

2 square megameter to barn = 2.0E+40 barn

3 square megameter to barn = 3.0E+40 barn

4 square megameter to barn = 4.0E+40 barn

5 square megameter to barn = 5.0E+40 barn

6 square megameter to barn = 6.0E+40 barn

7 square megameter to barn = 7.0E+40 barn

8 square megameter to barn = 8.0E+40 barn

9 square megameter to barn = 9.0E+40 barn

10 square megameter to barn = 1.0E+41 barn

››Want other units?

You can do the reverse unit conversion from
barn to square megameter, or enter any two units below:

A barn is a unit of area, abbreviated mostly as "bn", equal to 10^{-28} m^{2}. 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.

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