| Pierre Weiss | |
|---|---|
Albert Einstein, Paul Ehrenfest, Paul Langevin, Heike Kamerlingh Onnes and Pierre Weiss
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| Born | March 25, 1865 Mulhouse |
| Died | 24 October 1940 Lyon |
| Nationality | French |
| Fields | Physics |
| Known for | Ferromagnetism |
Pierre-Ernest Weiss (March 25, 1865 - October 24, 1940) was a French physicist who developed the domain theory of ferromagnetism in 1907.[1] Weiss domains and the Weiss magneton are named after him. Weiss also developed the Molecular or Mean field theory, which is often called Weiss-mean-field theory.
Weiss was born in Mulhouse and died in Lyon.