Square millimeters to Barns conversion
Enter square millimeters value you wish to convert:
Square millimeters conversion
Square millimeter is a prefixed form of square meter used to denote sub multiples of the square meter.
1 square millimeter = 10-6 square meters
Barn is a unit of area originally used in nuclear physics. Today it is used in all fields of high energy physics to express the cross sections of any scattering process.