Enter the value in barns to get the conversion into square millimeters:
The barn is a special unit used in nuclear physics and particle physics to express cross sections. It is 10^-28 m². The square millimeter is a submultiple of the square meter. It is often used to measure quite small areas like a power cable section.

Other available unit conversions of areas

Convert barns into square decameters - b into dam2 Conversion of barns into square hectometers - b into hm2 Convert barns into square kilometers - b into km2 Conversion of barns into square yards - b into sq-yd Convert barns into square feet - b into sq-ft Conversion of square meters into square millimeters - m2 into mm2 Convert square decimeters into square millimeters - dm2 into mm2 Conversion of square centimeters into square millimeters - cm2 into mm2 Conversion of square decameters into square millimeters - dam2 into mm2
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