Nikolai Dukhov

Nikolai Leonidovich Dukhov (Russian: Николай Леонидович Духов; – 1 May 1964) was a Soviet designer of cars, tractors, tanks and nuclear weapons.
Biography.
Dukhov was working in a tractor factory. In 1926, the factory Komsomol assembly sent him to study in an institute in Kharkov, followed by a transfer without test to mechanical faculty in the Leningrad Polytechnical Institute to study engineer-design for tractors and cars. He was responsible for designing the Soviet tractors and heavy tanks in the 1930s.
In World War II he was co-designer (with Zhozef Kotin) of the Stalin heavy tank.
In 1948, he was nominated as the assistant to Yulii Khariton, the chief designer of the Soviet atomic bomb. He continued his work on nuclear projects until his death in 1964.
He taught in the Leningrad Road Institute and at mechanical faculty of the Leningrad Polytechnical Institute. He became a corresponding member of the Academy of sciences of the USSR (1953).