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Science & Medicine

Harold Lyons

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Who

Harold Lyons · Science & Medicine

What

Physicist; developed the first atomic clock

When

1913, Buffalo, New York, USA — 1998, Los Angeles, USA

Where

United States

Biography

Harold Lyons is recognized among Jewish contributors to Science & Medicine — Physicist; developed the first atomic clock

How & why

Harold Lyons was an American physicist who, at the National Bureau of Standards in 1948–49, led the team that built the first working atomic clock, an ammonia-based device that launched the era of atomic timekeeping and the modern definition of the second. He is listed among Jewish physicists by Jewish biographical sources, though his own biographies do not detail his religious identity.

Sources & external links

Verify and go deeper with these external references.

Source: Jinfo.org — Jews in Physics

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Contributions & Sources

Physicist; developed the first atomic clock

1913

Source: Jinfo.org — Jews in Physics