Convert Square centimetres per hour to Square decimetres per second
Convert Square centimetres per hour (cm²/h) to Square decimetres per second (dm²/s) instantly and accurately.
Conversion Formula
dm²/s = cm²/h × 2.777777778e-6
About Square centimetres per hour
The square centimetre per hour (cm²/h) equals 1/36 000 000 m²/s. Environmental geophysicists use cm²/h when measuring heat flow in sedimentary rock columns or permafrost layers. Granite has a diffusivity of ≈36 cm²/h; dry sand ≈9 cm²/h. 1 cm²/h = 1e-4/3600 m²/s ≈ 2.778 × 10⁻⁸ m²/s.
About Square decimetres per second
The square decimetre per second (dm²/s) equals exactly 0.01 m²/s, a rarely used but exact-ratio metric unit. It is occasionally encountered in European academic papers on molten metals and liquid semiconductors, where diffusivity values in m²/s are small fractions and dm²/s gives more convenient numeric magnitudes. 1 dm²/s = 1e-2 m²/s = 100 cm²/s.
Quick Reference Table
| Square centimetres per hour (cm²/h) | Square decimetres per second (dm²/s) |
|---|---|
| 1 cm²/h | 2.778 × 10-6 dm²/s |
| 2 cm²/h | 5.556 × 10-6 dm²/s |
| 5 cm²/h | 1.389 × 10-5 dm²/s |
| 10 cm²/h | 2.778 × 10-5 dm²/s |
| 25 cm²/h | 6.944 × 10-5 dm²/s |
| 50 cm²/h | 0.000138889 dm²/s |
| 100 cm²/h | 0.000277778 dm²/s |