Convert Watt per square centimetre to Milliwatt per square metre

Convert Watt per square centimetre (W/cm²) to Milliwatt per square metre (mW/m²) instantly and accurately.

Watt per square centimetre (W/cm²)
Milliwatt per square metre (mW/m²)

Conversion Formula

mW/m² = W/cm² × 10000000

About Watt per square centimetre

The watt per square centimetre (W/cm²) equals exactly 10⁴ W/m². A practical unit in laser physics, plasma engineering, and nuclear thermal hydraulics. Nuclear fuel cladding heat flux ≈ 1-5 W/cm²; laser diodes ≈ 10-100 W/cm²; focused CO₂ laser cutting ≈ 10⁴ W/cm². 1 W/cm² = 10⁴ W/m² = 10 kW/m².

About Milliwatt per square metre

The milliwatt per square metre (mW/m²) equals 10⁻³ W/m². Relevant in geothermal surveys: global average continental heat flux ≈ 65 mW/m², oceanic ≈ 101 mW/m². Used in building physics for quantifying very small heat leakage through ultra-high-performance insulation. 1 mW/m² = 10⁻³ W/m² = 1 erg/(s·cm²).

Quick Reference Table

Watt per square centimetre (W/cm²)Milliwatt per square metre (mW/m²)
1 W/cm²10000000 mW/m²
2 W/cm²20000000 mW/m²
5 W/cm²50000000 mW/m²
10 W/cm²100000000 mW/m²
25 W/cm²250000000 mW/m²
50 W/cm²500000000 mW/m²
100 W/cm²1000000000 mW/m²

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