Lissajous, Jules Antoine
Born: Mar 04, 1822 AD
Died: 1880 AD, at 58 years of age.
1822 - Born on the 4th of March in France.
1841 - He entered the École Normale Supérieure.
- He became professor of mathematics at the Lycée Saint-Louis.
1850 - He was awarded a doctorate for a thesis on vibrating bars using Chladni's sand pattern method to determine nodal positions.
- He was interested in waves and developed an optical method for studying vibrations. At first he studied waves produced by a tuning fork in contact with water.
1855 - He described a way of studying acoustic vibrations by reflecting a light beam from a mirror attached to a vibrating object onto a screen.
1873 - He was awarded the Lacaze Prize for his work on the optical observation of vibration.
1874 - Became rector of the Academy at Chambéry.
1875 - He was appointed rector of the Academy at Besançon.
1880 - Died on the 24th of June.
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