Ralph A. James

Ralph Arthur James
Born(1920-09-23)September 23, 1920
Salt Lake City, Utah, US
DiedFebruary 24, 1973(1973-02-24) (aged 52)
NationalityAmerican
Known forCo-discovery of curium, americium
Scientific career
FieldsChemistry

Ralph Arthur James (23 September 1920 in Salt Lake City, Utah[1] – 24 February 1973 in Alamo, California) was an American chemist at the University of Chicago who co-discovered the elements curium (1944) and americium (1944–1945). Later he worked at UCLA and for the Lawrence Livermore laboratory in California.

He also worked on niobium and nuclear spectroscopy.[2]


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