Ira Sprague Bowen

Ira Sprague Bowen
Bowen in 1956
Born(1898-12-21)December 21, 1898
Seneca Falls, New York, United States
DiedFebruary 6, 1973(1973-02-06) (aged 74)
Alma materCalifornia Institute of Technology
Known forNebulium
AwardsHenry Draper Medal (1942)
Bruce Medal (1957)
Scientific career
Fieldsastronomy
InstitutionsMount Wilson Observatory
Palomar Observatory

Ira Sprague Bowen (December 21, 1898 – February 6, 1973) was an American physicist and astronomer. In 1927 he discovered that nebulium was not really a chemical element but instead doubly ionized oxygen.

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