Convert Gigaamperes per metre to Nanoamperes per metre
Convert Gigaamperes per metre (GA/m) to Nanoamperes per metre (nA/m) instantly and accurately.
Conversion Formula
nA/m = GA/m × 1.000000000e+18
About Gigaamperes per metre
The gigaampere per metre (GA/m) equals 10⁹ A/m. Encountered only in extreme physics - neutron stars (magnetars) have surface fields of 10⁹-10¹¹ T, corresponding to GA/m to TA/m H-fields; plasma pinch experiments in z-pinch fusion drivers transiently achieve GA/m field strengths along the pinch axis. 1 GA/m = 10⁹ A/m.
About Nanoamperes per metre
The nanoampere per metre (nA/m) equals 10⁻⁹ A/m. Geomagnetic surveys for mineral exploration report spatial variations in Earth's field at nA/m resolution; optically pumped caesium and rubidium magnetometers used in archaeological prospection detect nA/m-scale buried structure anomalies. 1 nA/m = 10⁻⁹ A/m = 10⁻³ µA/m.
Quick Reference Table
| Gigaamperes per metre (GA/m) | Nanoamperes per metre (nA/m) |
|---|---|
| 1 GA/m | 1 × 1018 nA/m |
| 2 GA/m | 2 × 1018 nA/m |
| 5 GA/m | 5 × 1018 nA/m |
| 10 GA/m | 1 × 1019 nA/m |
| 25 GA/m | 2.5 × 1019 nA/m |
| 50 GA/m | 5 × 1019 nA/m |
| 100 GA/m | 1 × 1020 nA/m |