Theodore Lyman | |
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![]() Lyman in 1926 | |
Born | (1874-11-23)November 23, 1874 |
Died | October 11, 1954(1954-10-11) (aged 79) |
Alma mater | Harvard University |
Awards | Elliott Cresson Medal (1931) |
Scientific career | |
Fields | Spectroscopy |
Theodore Lyman IV (/ˈlaɪmən/; November 23, 1874 – October 11, 1954) was anAmericanphysicist andspectroscopist, born inBoston. He graduated fromHarvard in 1897, from which he also received hisPh.D. in 1900.
Lyman became an assistant professor inphysics at Harvard, where he remained, becoming fullprofessor in 1917, and where he was also director of the Jefferson Physical Laboratory (1908–17). He made important studies in phenomena connected withdiffraction gratings, on thewavelengths of vacuumultraviolet light discovered byVictor Schumann and also on the properties of light of extremely shortwavelength, on all of which he contributed valuable papers to the literature ofphysics in the proceedings of scientific societies.
DuringWorld War I he served inFrance with theAmerican Expeditionary Force, holding the rank of major of engineers.
He became a hereditary member of theMilitary Order of the Loyal Legion of the United States in succession to his father, Lieutenant ColonelTheodore Lyman III.
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Preceded by | Hollis Chair of Mathematics and Natural Philosophy 1921–1926 | Succeeded by |