Convert Milliamperes per square metre to Megaamperes per square metre
Convert Milliamperes per square metre (mA/m²) to Megaamperes per square metre (MA/m²) instantly and accurately.
Conversion Formula
MA/m² = mA/m² × 1.000000000e-9
About Milliamperes per square metre
The milliampere per square metre (mA/m²) equals 10⁻³ A/m². Cathodic protection current density applied to reinforced concrete structures is 2-20 mA/m²; faradaic current density during slow anodic dissolution of iron in dilute H2SO4 is 1-100 mA/m²; exchange current density of the oxygen reduction reaction on platinum is ≈2 mA/m². 1 mA/m² = 10⁻³ A/m² = 0.1 µA/cm².
About Megaamperes per square metre
The megaampere per square metre (MA/m²) equals 10⁶ A/m², encountered in lightning channel physics and pulsed-power fusion devices. Peak current density in a lightning return-stroke channel is 10-100 MA/m²; plasma current sheets in z-pinch implosions reach 1-100 MA/m²; liquid-metal MHD pumps in fast reactors operate at 0.5-5 MA/m². 1 MA/m² = 10⁶ A/m² = 10³ kA/m².
Quick Reference Table
| Milliamperes per square metre (mA/m²) | Megaamperes per square metre (MA/m²) |
|---|---|
| 1 mA/m² | 1 × 10-9 MA/m² |
| 2 mA/m² | 2 × 10-9 MA/m² |
| 5 mA/m² | 5 × 10-9 MA/m² |
| 10 mA/m² | 1 × 10-8 MA/m² |
| 25 mA/m² | 2.5 × 10-8 MA/m² |
| 50 mA/m² | 5 × 10-8 MA/m² |
| 100 mA/m² | 1 × 10-7 MA/m² |