Square micrometre (µm²)
The square micrometre, symbolized as µm², is a metric unit of surface area equal to 10⁻¹² square metres or one millionth of a square millimetre. Frequently termed a square micron, it provides a convenient scale for measuring microscopic features like biological cells, semiconductor structures, and material grain boundaries. Its definition is directly tied to the SI metre defined by the General Conference on Weights and Measures.
Metric
- Square kilometre (km²)1×10⁻¹⁸
- Hectare (ha)1×10⁻¹⁶
- Are (a)1×10⁻¹⁴
- Square metre (m²)1×10⁻¹²
- Square decimetre (dm²)1×10⁻¹⁰
- Square centimetre (cm²)1×10⁻⁸
- Square millimetre (mm²)1×10⁻⁶
- Square micrometre (µm²)1
- Square nanometre (nm²)1,000,000
British/American
- Township1.07×10⁻²⁰
- Square mile3.86×10⁻¹⁹
- Homestead1.54×10⁻¹⁸
- Acre2.47×10⁻¹⁶
- Rood9.88×10⁻¹⁶
- Square rod3.95×10⁻¹⁴
- Square1.08×10⁻¹³
- Square yard (yr²)1.2×10⁻¹²
- Square foot (ft²)1.08×10⁻¹¹
- Square inch (in²)1.55×10⁻⁹
Other
- Metric dunam1×10⁻¹⁵
- Cypriot dunam7.47×10⁻¹⁶
- Iraqi dunam4×10⁻¹⁶
- Football pitch1.4×10⁻¹⁶
Brazilian
- Alqueire paulista4.13×10⁻¹⁷
- Alqueire mineiro2.07×10⁻¹⁷
- Alqueire baiano1.03×10⁻¹⁷
- Alqueire do norte3.68×10⁻¹⁷