Convert Kilocoulombs per cubic metre to Attocoulombs per cubic metre
Convert Kilocoulombs per cubic metre (kC/m³) to Attocoulombs per cubic metre (aC/m³) instantly and accurately.
Conversion Formula
aC/m³ = kC/m³ × 1.000000000e+21
About Kilocoulombs per cubic metre
The kilocoulomb per cubic metre (kC/m³) equals 10³ C/m³, the scale for heavily doped semiconductor depletion layers and electrochemical supercapacitor electrodes. Silicon doped at ~6×10²¹ /m³ has depletion charge density ≈1 kC/m³; porous carbon electrodes in electric double-layer capacitors store 1-10 kC/m³ of volumetric charge. 1 kC/m³ = 10³ C/m³ = 10⁻³ MC/m³.
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.
Quick Reference Table
| Kilocoulombs per cubic metre (kC/m³) | Attocoulombs per cubic metre (aC/m³) |
|---|---|
| 1 kC/m³ | 1 × 1021 aC/m³ |
| 2 kC/m³ | 2 × 1021 aC/m³ |
| 5 kC/m³ | 5 × 1021 aC/m³ |
| 10 kC/m³ | 1 × 1022 aC/m³ |
| 25 kC/m³ | 2.5 × 1022 aC/m³ |
| 50 kC/m³ | 5 × 1022 aC/m³ |
| 100 kC/m³ | 1 × 1023 aC/m³ |