Convert Millicoulombs per square centimetre to Coulombs per square metre
Convert Millicoulombs per square centimetre (mC/cm²) to Coulombs per square metre (C/m²) instantly and accurately.
Conversion Formula
C/m² = mC/cm² × 10
About Millicoulombs per square centimetre
The millicoulomb per square centimetre (mC/cm²) equals exactly 10 C/m², used in electrochemical plating and electrophoretic deposition. Electrodeposition of copper at 10 C/m² deposits a monolayer-scale film; faradaic charge density in electrochemical supercapacitors is 1-100 mC/cm²; silver electroplating baths run at 2-10 mC/cm² for thin coatings. 1 mC/cm² = 10 C/m².
About Coulombs per square metre
The coulomb per square metre (C/m²) is the SI coherent unit of surface charge density, equal to 1 A·s·m⁻². A parallel-plate capacitor with 1 C/m² on each plate produces a gap field of 1/ε₀ ≈ 113 GV/m; realistic capacitor plate densities are 10-100 µC/m²; charge density on a sphere at electrical breakdown of air is about 27 µC/m². 1 C/m² = 10³ mC/m² = 10⁶ µC/m².
Quick Reference Table
| Millicoulombs per square centimetre (mC/cm²) | Coulombs per square metre (C/m²) |
|---|---|
| 1 mC/cm² | 10 C/m² |
| 2 mC/cm² | 20 C/m² |
| 5 mC/cm² | 50 C/m² |
| 10 mC/cm² | 100 C/m² |
| 25 mC/cm² | 250 C/m² |
| 50 mC/cm² | 500 C/m² |
| 100 mC/cm² | 1000 C/m² |