SR
Science & Medicine

Samuel Ruben

Who

Samuel Ruben · Science & Medicine

What

Chemist who co-discovered carbon-14 and used isotopes to trace photosynthesis.

When

1913, San Francisco, California, United States — 1943, Berkeley, California, United States

Where

United States

Biography

Samuel Ruben is recognized among Jewish contributors to Science & Medicine — Chemist who co-discovered carbon-14 and used isotopes to trace photosynthesis.

How & why

Samuel Ruben was an American chemist who, with Martin Kamen, co-discovered the radioactive isotope carbon-14 in 1940 and used isotopic tracers to study the pathways of carbon in photosynthesis. His work laid groundwork for radiocarbon dating and biochemical tracing before his early death from a laboratory accident in 1943. He was Jewish and is included in scholarly listings of Jewish scientists.

Sources & external links

Verify and go deeper with these external references.

Source: Jinfo.org — Jews in Biology

Contributions & Sources

Chemist who co-discovered carbon-14 and used isotopes to trace photosynthesis.

1940

Source: Jinfo.org — Jews in Biology