Dmitry Chernov
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For other people with this surname, see Chernov.
Dmitry Konstantinovich Chernov (or Tchernov, Russian: Дмитрий Константинович Чернов; November 1 [O.S. 1839] 1839 Saint-Petersburg - January 2, 1921 Yalta) was a Russian metallurgist.[1][2] He is known by his discovery of polymorphous transformations in steel and the iron-carbon phase diagram. This discovery is the beginning of scientific metallography.[3]