IVAN VASILOVICH ISAYICHEV (1901-1946) started his career from the age of 13. A great way of life passed from a carpenter to a scientist-metal physicist, candidate of physical and mathematical sciences. sciences In 1944-1945 he was a senior researcher of the metallurgical and metallurgical departments of the Institute of Ferrous Metallurgy. He was a great designer and sophisticated experimenter; his word did not differ with the case - he was able to plan and organize his work. Ivan Vasilievich studied transformation in solid solutions, and through his studies made an invaluable contribution to metal physics. Many of his works have become classic, and they are now referred to in their present time by scientists from different countries. IV Isayichev worked hard to improve equipment for X-ray diffraction analysis, in particular, devices for precision measurements of crystalline lattice parameters and orientational dependences, for obtaining X-rays of rotation at high and low temperatures, and others like that. His recent papers concerned carbon-forming processes in carbon steel. Ivan Vasilyevich had all his energy, all his knowledge and talent gave to the organization, formation and development of scientific work at the Laboratory of Metal Physics of the Academy of Sciences of the USSR (01/01/1946-06.1946), his deputy director, he was from the moment of its foundation. I.A. Isayichev's life suddenly broke off in June 1946, when he was on a business trip to the GDR. He left the life of an exclusively talented scholar, who was in the heyday of creative forces.
G.V.Kurdyumov mentions the extraordinary warmth of Ivan Vasilyevich Isayichev (deputy G.V. Kurdyumov at the Institute of Metal Physics in Kyiv): "It was a versatile gifted man, G.V., who had a sense of taste and taste to linguistic divinities. , remembered the address of the place of his birth: Ivanovo-Voznesensk region, Orehovo-Zuevsky district, the village of Nikolo-Pepier. Before joining the labor office in Leningrad, he worked in the artisans of carpenters and this qualification was repeatedly used later in the installation of laboratories. B. Isaychev died in 1946 during a business trip to Germany u under the trophy scientific equipment, under obscure circumstances. "