Convert Newtons per metre to Millijoules per square metre
Convert Newtons per metre (N/m) to Millijoules per square metre (mJ/m²) instantly and accurately.
Conversion Formula
mJ/m² = N/m × 1000
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.
About Millijoules per square metre
The millijoule per square metre (mJ/m²) equals 10⁻³ N/m - the SI surface-energy-per-area form, numerically identical to mN/m and dyn/cm. The preferred notation in materials science for solid surface energy and work of adhesion: polypropylene ~30 mJ/m², epoxy ~45 mJ/m², steel ~2 000 mJ/m². 1 mJ/m² = 1 mN/m = 1 dyn/cm.
Quick Reference Table
| Newtons per metre (N/m) | Millijoules per square metre (mJ/m²) |
|---|---|
| 1 N/m | 1000 mJ/m² |
| 2 N/m | 2000 mJ/m² |
| 5 N/m | 5000 mJ/m² |
| 10 N/m | 10000 mJ/m² |
| 25 N/m | 25000 mJ/m² |
| 50 N/m | 50000 mJ/m² |
| 100 N/m | 100000 mJ/m² |