Encyclopedia > Gotthilf Heinrich Ludwig Hagen

  Article Content

Gotthilf Heinrich Ludwig Hagen

Gotthilf Heinrich Ludwig Hagen (March 3, 1797 - February 3, 1884) was a German physicist and hydraulic engineer.

Hagen was born in Königsberg, Brandenburg-Prussia (today Kaliningrad, Russia).

Independentlly of Jean Louis Marie Poiseuille (1797-1869) Hagen in 1839 carried out the first carefully documented friction experiments in low-speed tube laminar flow, from which the Hagen-Poiseuille law has arised.

All Wikipedia text is available under the terms of the GNU Free Documentation License

  Search Encyclopedia

Search over one million articles, find something about almost anything!
  Featured Article
List of mathematicians

... dal Ferro[?] (Italy, February 6, 1465 - November 5, 1526) Leonardo Pisano Fibonacci (Italy, 1170 - 1250) Thomas Fincke (Denmark, 1561 - 1656) Jean-Baptiste Joseph ...