Convert Ergs per square centimetre to Piconewtons per metre
Convert Ergs per square centimetre (erg/cm²) to Piconewtons per metre (pN/m) instantly and accurately.
Conversion Formula
pN/m = erg/cm² × 1000000000
About Ergs per square centimetre
The erg per square centimetre (erg/cm²) equals 10⁻³ N/m - the CGS surface energy unit (1 erg/cm² = 10⁻⁷ J / 10⁻⁴ m² = 10⁻³ J/m² = 10⁻³ N/m). Standard in solid surface-energy measurements: polyethylene ~31 erg/cm²; glass ~300-500 erg/cm²; metals 500-2 000 erg/cm². 1 erg/cm² = 1 mN/m = 1 dyn/cm.
About Piconewtons per metre
The piconewton per metre (pN/m) equals 10⁻¹² N/m, used in ultra-sensitive line-tension measurements of surfactant monolayers at the Langmuir trough and in atomic force microscopy (AFM) calibration. Lipid domain boundary line tensions in biological membranes are typically 1-10 pN. 1 pN/m = 10⁻³ nN/m = 10⁻⁹ mN/m.
Quick Reference Table
| Ergs per square centimetre (erg/cm²) | Piconewtons per metre (pN/m) |
|---|---|
| 1 erg/cm² | 1000000000 pN/m |
| 2 erg/cm² | 2 × 109 pN/m |
| 5 erg/cm² | 5 × 109 pN/m |
| 10 erg/cm² | 1 × 1010 pN/m |
| 25 erg/cm² | 2.5 × 1010 pN/m |
| 50 erg/cm² | 5 × 1010 pN/m |
| 100 erg/cm² | 1 × 1011 pN/m |