Nikolai Grigorevich Egorov

Egorov, Nikolai Grigor’evich


Born Sept. 7 (19), 1849, in St. Petersburg; died there July 22, 1919. Russian physicist.

Egorov graduated from the University of St. Petersburg in 1870. Beginning in 1878 he was a professor at the University of Warsaw, and from 1884 to 1900 he was a professor at the Military Medical Academy in St. Petersburg. From 1894 he worked at the Central Board of Weights and Measures, becoming its director in 1907. Egorov was vice-president of the Russian Physical Chemistry Society (1902 and 1910). He was one of the organizers of the electrotechnical division of the Russian Technical Society. His principal works were in the field of spectroscopy. In 1897, together with A. N. Georgievskii, Egorov proposed a new method of observing the Zeeman effect and discovered the partial polarization of light in a uniform magnetic field. He organized the first X-ray laboratory in Russia at the Military Clinical Hospital. Egorov was a member of the International Committee on Weights and Measures from 1901.


Eliseev, A. A. “Vydaushchiisia russkii fizik [k 20-letiiu so dnia smerti N. G. Egorova 1849–1919].” Priroda, 1939, no. 12.
Ocherki po istorii fiziki v Rossii. Edited by K. A. Timiriazev. Moscow, 1949.