Biography:Theodore Lyman IV

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Short description: American physicist (1874–1954)
Theodore Lyman
Born(1874-11-23)November 23, 1874
Boston, Massachusetts
DiedOctober 11, 1954(1954-10-11) (aged 79)
Cambridge, Massachusetts
Alma materHarvard University
AwardsElliott Cresson Medal (1931)
Scientific career
FieldsSpectroscopy

Theodore Lyman IV (/ˈlmən/; November 23, 1874 – October 11, 1954) was an American physicist and spectroscopist, born in Boston. He graduated from Harvard in 1897, from which he also received his Ph.D. in 1900.

Career

Lyman became an assistant professor in physics at Harvard, where he remained, becoming full professor in 1917, and where he was also director of the Jefferson Physical Laboratory (1908–17). He made important studies in phenomena connected with diffraction gratings, on the wavelengths of vacuum ultraviolet light discovered by Victor Schumann and also on the properties of light of extremely short wavelength, on all of which he contributed valuable papers to the literature of physics in the proceedings of scientific societies.

Military service

During World War I he served in France with the American Expeditionary Force, holding the rank of major of engineers.

Legacy/honors

  • He was the eponym of the Lyman series of spectral lines.
  • The crater Lyman on the far side of the Moon is named after him.
  • He was elected to the American Academy of Arts and Sciences in 1901.[1]
  • He was elected to the United States National Academy of Sciences in 1917.[2]
  • He was elected to the American Philosophical Society in 1918.[3]
  • He was awarded the Franklin Institute's Elliott Cresson Medal in 1931.
  • The Lyman Laboratory of Physics at Harvard University is named after him.

Affiliations

He became a hereditary member of the Military Order of the Loyal Legion of the United States in succession to his father, Lieutenant Colonel Theodore Lyman III.

References

External links

Academic offices
Preceded by
Wallace Clement Sabine
Hollis Chair of Mathematics and Natural Philosophy
1921–1926
Succeeded by
Percy Williams Bridgman