Convert Kilooersteds to Femtoamperes per metre
Convert Kilooersteds (kOe) to Femtoamperes per metre (fA/m) instantly and accurately.
Conversion Formula
fA/m = kOe × 7.957747155e+19
About Kilooersteds
The kilooersted (kOe) equals 10⁶/(4π) A/m ≈ 79 577 A/m. Standard unit for permanent magnet coercivity in North American and Japanese industry datasheets: AlNiCo magnets have Hᴄ = 1-2 kOe, hard ferrites 1.5-4 kOe, NdFeB 10-30 kOe, SmCo 15-30 kOe. X-band EPR spectrometers sweep H from 0 to ≈3.5 kOe. 1 kOe = 10⁶/(4π) A/m.
About Femtoamperes per metre
The femtoampere per metre (fA/m) equals 10⁻¹⁵ A/m. Used in SQUID (superconducting quantum interference device) magnetometer research to characterise noise floors in ultra-sensitive magnetic field measurements; the Earth's geomagnetic DC drift and biomagnetic fields from neurons produce field gradients at the fA/m level in heavily shielded rooms. 1 fA/m = 10⁻¹⁵ A/m.
Quick Reference Table
| Kilooersteds (kOe) | Femtoamperes per metre (fA/m) |
|---|---|
| 1 kOe | 7.958 × 1019 fA/m |
| 2 kOe | 1.592 × 1020 fA/m |
| 5 kOe | 3.979 × 1020 fA/m |
| 10 kOe | 7.958 × 1020 fA/m |
| 25 kOe | 1.989 × 1021 fA/m |
| 50 kOe | 3.979 × 1021 fA/m |
| 100 kOe | 7.958 × 1021 fA/m |