Surface Tension
dyn/cmtomJ/m²
Convert dynes per centimetre (dyn/cm) to millijoules per square metre (mJ/m²).
Factor1 dyn/cm = 1 mJ/m²
Converter
dyn/cm
Accepts numbers or expressions, e.g. 150 + 14.7
Result
mJ/m²
Rendered to 6 significant figures.
Formula
Formula
mJ/m² = dyn/cm × 1
Multiply any value in dynes per centimetre by 1 to obtain the value in millijoules per square metre.
Worked example
Convert 72 dyn/cm to mJ/m².
- 01Start with 72 dyn/cm.
- 02Multiply by the conversion factor: 72 × 1 = 72 mJ/m².
Result72 dyn/cm = 72 mJ/m²
Conversion table
| dyn/cm | mJ/m² |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 5 | 5 |
| 10 | 10 |
| 20 | 20 |
| 50 | 50 |
| 100 | 100 |
| 200 | 200 |
| 500 | 500 |
| 1000 | 1000 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from dyn/cm to mJ/m²?
1 dyn/cm equals 1 mJ/m². To convert, multiply the value in dynes per centimetre by 1.
How do I convert 1 dyn/cm to mJ/m²?
1 dyn/cm = 1 mJ/m². For any value, multiply by 1.
How do I convert mJ/m² back to dyn/cm?
Divide by the same factor — or equivalently, multiply by 1. So 1 mJ/m² = 1 dyn/cm.
When would I need to convert dyne per centimetre to millijoule per square metre?
Surface-tension conversions between dyn/cm and mJ/m² appear in coatings and wettability work, surfactant and interfacial-tension measurement, foam and emulsion characterisation, and capillary/droplet-engineering datasheets. mN/m, dyn/cm and mJ/m² are exact numerical equivalents — they appear interchangeably across SI, CGS and surface-free-energy notations. lbf/ft and lbf/in are common in US petroleum interfacial-tension datasheets and US coatings documentation. This category does not include temperature-dependent material lookups or capillary/contact-angle calculators.
Is the conversion exact?
The factor shown is precise to at least 7 significant figures. For most process-engineering work this is far better than instrument accuracy. For metrology or trade applications, refer to the relevant national standard (NIST, BIPM, ISO 80000).
Related conversions
- mJ/m² → dyn/cmmillijoule per square metre → dyne per centimetre
- N/m → dyn/cmnewton per metre (surface tension) → dyne per centimetre
- dyn/cm → N/mdyne per centimetre → newton per metre (surface tension)
- N/m → mJ/m²newton per metre (surface tension) → millijoule per square metre
- mJ/m² → N/mmillijoule per square metre → newton per metre (surface tension)
- mN/m → dyn/cmmillinewton per metre → dyne per centimetre