Convert Nanometre squared to Metre squared

Convert Nanometre squared (nm²) to Metre squared (m²) instantly and accurately.

Nanometre squared (nm²)
Metre squared (m²)

Conversion Formula

m² = nm² × 1.000000000e-18

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.

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.

Quick Reference Table

Nanometre squared (nm²)Metre squared (m²)
1 nm²1 × 10-18
2 nm²2 × 10-18
5 nm²5 × 10-18
10 nm²1 × 10-17
25 nm²2.5 × 10-17
50 nm²5 × 10-17
100 nm²1 × 10-16

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