Convert Coulombs per cubic metre to Picocoulombs per cubic metre
Convert Coulombs per cubic metre (C/m³) to Picocoulombs per cubic metre (pC/m³) instantly and accurately.
Conversion Formula
pC/m³ = C/m³ × 1000000000000
About Coulombs per cubic metre
The coulomb per cubic metre (C/m³) is the SI coherent unit of volume charge density, equal to 1 A·s·m⁻³. The depletion region of a silicon pn junction doped at ~6×10¹⁸ /m³ carries ρ ≈1 C/m³; the lightning return-stroke channel has net charge density of several C/m³; electrolytic capacitor dielectric space charge is in the C/m³ range. 1 C/m³ = 10³ mC/m³.
About Picocoulombs per cubic metre
The picocoulomb per cubic metre (pC/m³) equals 10⁻¹² C/m³, the scale for solar wind charge density and fair-weather atmospheric electricity. The solar wind near Earth has electron density ~5×10⁶ /m³, giving charge density ≈0.8 pC/m³; fair-weather atmospheric space charge near sea level is 1-10 pC/m³. 1 pC/m³ = 10⁻¹² C/m³ = 10⁻³ nC/m³.
Quick Reference Table
| Coulombs per cubic metre (C/m³) | Picocoulombs per cubic metre (pC/m³) |
|---|---|
| 1 C/m³ | 1 × 1012 pC/m³ |
| 2 C/m³ | 2 × 1012 pC/m³ |
| 5 C/m³ | 5 × 1012 pC/m³ |
| 10 C/m³ | 1 × 1013 pC/m³ |
| 25 C/m³ | 2.5 × 1013 pC/m³ |
| 50 C/m³ | 5 × 1013 pC/m³ |
| 100 C/m³ | 1 × 1014 pC/m³ |