Jospeh Louis Gay-Lussac

Born: 6 December 1778
Died: 9 May 1850

Born on December 6, 1778 in Sain Leonard-de-Noblat as the son of a judge Gay-Lussac attended the Ecole Polythechnique in Paris and later the Ecole des Points et Chaussées. Together with A. von Humboldt he travelled to Italy in 1805, where he carried out geological and physical investigations. In 1809 he returned to the Ecole Polytechnique as professor of chemistry and also became Professor of physics at the Sorbonne. In 1832 he became professor of chemistry at the Jardin des Plantes. He died on May 9, 1850 in Paris. In the theory of earthquakes he was one of the first to recognize that earthqakes propagate like sound waves through the solid earth body.