Convert Megaamperes per metre to Oersteds
Convert Megaamperes per metre (MA/m) to Oersteds (Oe) instantly and accurately.
Conversion Formula
Oe = MA/m × 12566.37061
About Megaamperes per metre
The megaampere per metre (MA/m) equals 10⁶ A/m. High-field electromagnets for physics research (Bitter magnets, hybrid magnets) generate 40-100 T requiring MA/m fields; particle accelerator dipole magnets (LHC: 8.3 T) operate at several MA/m; saturation magnetisation of iron is ≈1.36 MA/m. 1 MA/m = 10⁶ A/m ≈ 12 566 Oe.
About Oersteds
The oersted (Oe) equals exactly 1000/(4π) A/m ≈ 79.577 A/m, the CGS unit of magnetic field strength named after Hans Christian Ørsted. Still widely used in permanent magnet characterisation (NdFeB, SmCo, AlNiCo), magnetic recording, and older MRI literature. Earth's surface field is ≈ 0.5 Oe; a typical speaker magnet ≈ 5000 Oe. 1 Oe = 1000/(4π) A/m.
Quick Reference Table
| Megaamperes per metre (MA/m) | Oersteds (Oe) |
|---|---|
| 1 MA/m | 12566.4 Oe |
| 2 MA/m | 25132.7 Oe |
| 5 MA/m | 62831.9 Oe |
| 10 MA/m | 125664 Oe |
| 25 MA/m | 314159 Oe |
| 50 MA/m | 628319 Oe |
| 100 MA/m | 1256640 Oe |