Convert Erg per second per square centimetre to Watt per square centimetre
Convert Erg per second per square centimetre (erg/(s·cm²)) to Watt per square centimetre (W/cm²) instantly and accurately.
Conversion Formula
W/cm² = erg/(s·cm²) × 1.000000000e-7
About Erg per second per square centimetre
The erg per second per square centimetre (erg/(s·cm²)) equals exactly 10⁻³ W/m² in SI (1 erg = 10⁻⁷ J; 1 cm² = 10⁻⁴ m²). The CGS irradiance unit used in classical electromagnetic theory, astrophysics, and older radiation physics literature. Numerically equal to the milliwatt per square metre. 1 erg/(s·cm²) = 10⁻³ W/m² = 1 mW/m².
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.
Quick Reference Table
| Erg per second per square centimetre (erg/(s·cm²)) | Watt per square centimetre (W/cm²) |
|---|---|
| 1 erg/(s·cm²) | 1 × 10-7 W/cm² |
| 2 erg/(s·cm²) | 2 × 10-7 W/cm² |
| 5 erg/(s·cm²) | 5 × 10-7 W/cm² |
| 10 erg/(s·cm²) | 1 × 10-6 W/cm² |
| 25 erg/(s·cm²) | 2.5 × 10-6 W/cm² |
| 50 erg/(s·cm²) | 5 × 10-6 W/cm² |
| 100 erg/(s·cm²) | 1 × 10-5 W/cm² |