μm²

square micrometer

Areaexact by definition

The square micrometre is 10⁻¹² square metres, an exact decimal prefix. It is the cell biologist's and semiconductor engineer's area unit: a red blood cell presents about 130 μm² of face, and an SRAM bit cell is measured in fractions of one.

1 μm² 1.0000000e-12 m²