Units of measurement
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Barn (b)
Square centimeter (cm²)
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Barn (b)
A barn (b) is a unit of area measurement used in nuclear physics to describe atomic nucleus cross-sections. 1 barn = 10⁻²⁸ m².
Square centimeter (cm²)
A square centimeter (cm²) is a unit of area equal to a square with sides of 1 cm. It is commonly used in physics, geometry, and everyday measurements.