Paul Ulrich Villard

Paul Ulrich Villard
Villard, c. 1908
Born(1860-09-28)28 September 1860
Died13 January 1934(1934-01-13) (aged 73)
Bayonne, France
Alma materÉcole normale supérieure
Known forDiscovery of gamma rays
Villard circuit
Scientific career
FieldsPhysics
InstitutionsÉcole normale supérieure

Paul Ulrich Villard (28 September 1860 13 January 1934) was a French chemist and physicist. He discovered gamma rays in 1900 while studying the radiation emanating from radium.