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Academician Vadim Lashkarev (1903-1974) beginning of 70th of XX century Vadim Lashkarev, the founder of the microelectronic technologies in Ukraine who discovered in 1941 p-n junction and described the mechanism of electron-hole diffusion that was used to create first in the USSR semiconductor diods during the WWII and at the beginning of 50th first in Ukraine triodes |
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