Convert Attocoulombs per cubic metre to Coulombs per cubic metre
Convert Attocoulombs per cubic metre (aC/m³) to Coulombs per cubic metre (C/m³) instantly and accurately.
Conversion Formula
C/m³ = aC/m³ × 1.000000000e-18
About Attocoulombs per cubic metre
The attocoulomb per cubic metre (aC/m³) equals 10⁻¹⁸ C/m³, a scale with fewer than 10 elementary charges per cubic metre. Residual charge density in the intergalactic medium (~0.1 ion/m³) is around 0.016 aC/m³; theoretical models of charge density in near-vacuum regions and cosmological large-scale structure simulations use aC/m³. 1 aC/m³ = 10⁻¹⁸ C/m³ = 10⁻³ fC/m³.
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.
Quick Reference Table
| Attocoulombs per cubic metre (aC/m³) | Coulombs per cubic metre (C/m³) |
|---|---|
| 1 aC/m³ | 1 × 10-18 C/m³ |
| 2 aC/m³ | 2 × 10-18 C/m³ |
| 5 aC/m³ | 5 × 10-18 C/m³ |
| 10 aC/m³ | 1 × 10-17 C/m³ |
| 25 aC/m³ | 2.5 × 10-17 C/m³ |
| 50 aC/m³ | 5 × 10-17 C/m³ |
| 100 aC/m³ | 1 × 10-16 C/m³ |