Convert barn [b] to square inch [in^2] Online | Free area Converter
Barn [b]
A barn (b) is a very small unit of area used mainly in nuclear and particle physics to measure the cross-sectional area of atomic nuclei and particles.
1 barn = 10⁻²⁸ square meters (m²).
The name "barn" humorously refers to something “as big as a barn” in the tiny world of atomic scales, despite its extremely small size.
Square Inch [in²]
A square inch (in²) is a unit of area representing a square with sides 1 inch long. It is commonly used in the United States for measuring small surfaces, such as paper sizes or screen dimensions.
1 square inch = 6.4516 square centimeters = 0.00064516 square meters.