Convert Metre squared to Nanometre squared
Convert Metre squared (m²) to Nanometre squared (nm²) instantly and accurately.
Conversion Formula
nm² = m² × 1.000000000e+18
About Metre squared
The square metre (m²) is the SI coherent unit of permeability (dimension [L²]) and the reference for all other permeability units. Most geological materials have k far below 1 m²; clean coarse gravel: ≈10⁻⁸ m²; shale: 10⁻²²-10⁻¹⁵ m². 1 m² = 10¹² µm² ≈ 1.013 × 10¹² D.
About Nanometre squared
The nanometre squared (nm²) equals 10⁻¹⁸ m², used in membrane science and nanotechnology for nanoporous media. ZSM-5 zeolite pore cross-section ≈ 0.25 nm²; ceramic ultrafiltration membranes: 0.01-1 nm². Numerically, 1 nm² ≈ 1.013 µD. 1 nm² = 10⁻⁶ µm² = 10⁻¹⁸ m².
Quick Reference Table
| Metre squared (m²) | Nanometre squared (nm²) |
|---|---|
| 1 m² | 1 × 1018 nm² |
| 2 m² | 2 × 1018 nm² |
| 5 m² | 5 × 1018 nm² |
| 10 m² | 1 × 1019 nm² |
| 25 m² | 2.5 × 1019 nm² |
| 50 m² | 5 × 1019 nm² |
| 100 m² | 1 × 1020 nm² |