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Pierre Weiss

Pierre Weiss
EinsteinEhrenfestKamerlingh-OnnesWeiss.jpg
Born (1865-03-25)25 March 1865
Mulhouse
Died 24 October 1940(1940-10-24) (aged 75)
Lyon
Nationality French
Fields Physics
Known for Ferromagnetism

Pierre-Ernest Weiss (25 March 1865 – 24 October 1940) was a French physicist who developed the domain theory of ferromagnetism in 1907.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.


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