Convert Foot squared to Nanometre squared
Convert Foot squared (ft²) to Nanometre squared (nm²) instantly and accurately.
Conversion Formula
nm² = ft² × 9.290304000e+16
About Foot squared
The square foot (ft²) equals (0.3048 m)² = 9.290 304 × 10⁻² m² ≈ 9.41 × 10¹³ D. An imperial area unit included for unit-conversion completeness; it occasionally appears in US geotechnical reports where flow cross-sections are expressed in square feet. 1 ft² = 144 in² = 9.290 304 × 10⁻² m².
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
| Foot squared (ft²) | Nanometre squared (nm²) |
|---|---|
| 1 ft² | 9.29 × 1016 nm² |
| 2 ft² | 1.858 × 1017 nm² |
| 5 ft² | 4.645 × 1017 nm² |
| 10 ft² | 9.29 × 1017 nm² |
| 25 ft² | 2.323 × 1018 nm² |
| 50 ft² | 4.645 × 1018 nm² |
| 100 ft² | 9.29 × 1018 nm² |