Research topic: Jean Baptiste Perrin

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Jean Baptiste Perrin

The Columbia Encyclopedia, Sixth Edition
Jean Baptiste Perrin , 1870-1942, French physicist. From 1910 to 1940 he was professor at the Univ. of Paris, and in 1941 he came to the United States. Perrin specialized in the Brownian movement of particles. For his work on the discontinuous structure of matter and for his discovery of the equilibrium of sedimentation (which permitted an accurate calculation of the size of atoms), he received the 1926 Nobel Prize in Physics. He is noted also for his work on X rays and cathode rays. His works include Atoms (1903, tr. 1923). His son, Francis Henri Perrin, 1901-92, became a director of... Read more
Jean Baptiste Perrin
Jean Baptiste Perrin French physicist Jean Baptiste Perrin (1870-1942) helped to prove that atoms and molecules...achievement that earned him the 1926 Nobel Prize in physics. Jean Baptiste Perrin was born in Lille, France, on September 30, 1870, and... Read more
St. Jean Baptiste Vianney
...Vianney The French priest St. Jean Baptiste Vianney (1786-1859) served as the...his ability to help the troubled. Jean Baptiste Vianney was born on May 8, 1786...left for Spain without him, and Jean Baptiste had to hide for two years until...English. Margaret Trouncer, Saint ... Read more

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