Convert Femtoamperes per metre to Kilooersteds
Convert Femtoamperes per metre (fA/m) to Kilooersteds (kOe) instantly and accurately.
Conversion Formula
kOe = fA/m × 1.256637061e-20
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.
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.
Quick Reference Table
| Femtoamperes per metre (fA/m) | Kilooersteds (kOe) |
|---|---|
| 1 fA/m | 1.257 × 10-20 kOe |
| 2 fA/m | 2.513 × 10-20 kOe |
| 5 fA/m | 6.283 × 10-20 kOe |
| 10 fA/m | 1.257 × 10-19 kOe |
| 25 fA/m | 3.142 × 10-19 kOe |
| 50 fA/m | 6.283 × 10-19 kOe |
| 100 fA/m | 1.257 × 10-18 kOe |