Convert Joules per square metre to Newtons per metre
Convert Joules per square metre (J/m²) to Newtons per metre (N/m) instantly and accurately.
Conversion Formula
N/m = J/m² × 1
About Joules per square metre
The joule per square metre (J/m²) equals 1 N/m exactly - the surface-fracture-energy (G_c) form used in fracture mechanics and wetting thermodynamics. Values: silica glass ~0.8 J/m²; aluminium ~1.4 J/m²; silicon carbide ~10-25 J/m²; tough metals 50-100 J/m². 1 J/m² = 1 N/m = 1 000 mJ/m².
About Newtons per metre
The newton per metre (N/m) is the SI derived unit of surface tension, equal to one joule per square metre. Adopted in all modern scientific publications and engineering codes. Water at 20 °C: 0.0728 N/m; mercury: 0.485 N/m; liquid iron at 1 550 °C: ~1.8 N/m. 1 N/m = 1 J/m² = 1 000 mN/m = 1 000 dyn/cm.
Quick Reference Table
| Joules per square metre (J/m²) | Newtons per metre (N/m) |
|---|---|
| 1 J/m² | 1 N/m |
| 2 J/m² | 2 N/m |
| 5 J/m² | 5 N/m |
| 10 J/m² | 10 N/m |
| 25 J/m² | 25 N/m |
| 50 J/m² | 50 N/m |
| 100 J/m² | 100 N/m |