Convert Dynes per centimetre to Joules per square metre
Convert Dynes per centimetre (dyn/cm) to Joules per square metre (J/m²) instantly and accurately.
Conversion Formula
J/m² = dyn/cm × 0.001
About Dynes per centimetre
The dyne per centimetre (dyn/cm) equals 10⁻³ N/m - the CGS unit of surface tension, numerically identical to mN/m, mJ/m² and erg/cm². Still widely used in older scientific literature and industrial tensiometry: water = 72.8 dyn/cm; surfactant solutions typically 30-60 dyn/cm above the CMC. 1 dyn/cm = 1 mN/m = 1 erg/cm².
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.
Quick Reference Table
| Dynes per centimetre (dyn/cm) | Joules per square metre (J/m²) |
|---|---|
| 1 dyn/cm | 0.001 J/m² |
| 2 dyn/cm | 0.002 J/m² |
| 5 dyn/cm | 0.005 J/m² |
| 10 dyn/cm | 0.01 J/m² |
| 25 dyn/cm | 0.025 J/m² |
| 50 dyn/cm | 0.05 J/m² |
| 100 dyn/cm | 0.1 J/m² |