Arthur Jeffrey Dempster, Date of Birth, Place of Birth, Date of Death

Arthur Jeffrey Dempster

Canadian-American physicist

Date of Birth: 14-Aug-1886

Place of Birth: Toronto, Ontario, Canada

Date of Death: 11-Mar-1950

Profession: physicist, university teacher, nuclear physicist

Nationality: Canada, United States

Zodiac Sign: Leo

Arthur Jeffrey Dempster (August 14, 1886 – March 11, 1950) was a Canadian-American physicist best known for his work in mass spectrometry and his discovery in 1935 of the uranium isotope 235U.