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    <subfield code="q">Isaak I︠A︡kovlevich</subfield>
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    <subfield code="a">Pomeranchuk, Isaak I︠A︡kovlevich,</subfield>
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    <subfield code="a">Pomeranchuk, I. I.</subfield>
    <subfield code="q">(Isaak I︠A︡kovlevich),</subfield>
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    <subfield code="a">Pomeranchuk, Isaak I︠.,</subfield>
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    <subfield code="a">Pomeranchuk, Isaak</subfield>
    <subfield code="q">(Isaak I︠A︡kovlevich),</subfield>
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    <subfield code="a">Pomeranchuk, Isaak Yakovlevich,</subfield>
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    <subfield code="a">Pomieranczuk, Isaak Jakowliewicz,</subfield>
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    <subfield code="a">LCCN 51-38957: Akhiezer, A.I. Nekotorye voprosy teorii i︠a︡dra, 1950</subfield>
    <subfield code="b">(hdg.: Pomeranchuk, Isaak I︠A︡kovlevich, 1913-1966; usage: I. Pomeranchuk)</subfield>
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    <subfield code="a">Wikipedia, viewed May 3, 2022:</subfield>
    <subfield code="b">Isaak Pomeranchuk (Isaak Yakovlevich Pomeranchuk (Russian: Исаа́к Я́ковлевич Померанчу́к (Polish spelling: Isaak Jakowliewicz Pomieranczuk); 20 May 1913, Warsaw, Russian Empire - 14 December 1966, Moscow, USSR) was a Soviet theoretical physicist working in particle physics (including thermonuclear weapons), quantum field theory, electromagnetic and synchrotron radiation, condensed matter physics and the physics of liquid helium. The Pomeranchuk instability, the pomeron, and a few other phenomena in particle and condensed matter physics are named after him. He graduated from school in 1927 and from a factory and workshop school in 1929. From 1929-31, he also worked at a chemical plant. In 1931, he left for the Ivanovo Institute of Chemical Technology and then in 1932 joined the Department of Physics and Mechanics of the Leningrad Polytechnic Institute under Alexander Shalnikov, specialising in chemical physics and graduating in 1936. He had begun working at the Kharkov Institute of Physics and Technology under Lev Landau the previous year, and remained a devoted collaborator with Landau. His first paper, in Nature, was published with Landau and Aleksander Akhiezer, entitled 'Scattering of light by light'. After Landau moved to the Kapitza institute in Moscow, Pomeranchuk also moved there, working for the tanning industry. He returned to Leningrad in 1938, lecturing, completing his Ph.D. and becoming employed as a junior scientist. He joined the Lebedev Institute of the Academy of Sciences of the USSR in Moscow as a senior scientist in 1940. In 1941 the institute was evacuated to Kazan. Under Abraham Alikhanov, he studied cosmic rays in Armenia from 1942. In 1943, he transferred to Laboratory No.2 under Igor Kurchatov as part of the Soviet project to develop nuclear weapons. Alikhanov founded Laboratory No.3 (which became the Institute for Theoretical and Experimental Physics (ITEP)) and Pomeranchuk worked there from 1946 (and for the rest of his life), founding and leading the Theoretical department, as well as being Professor of Theoretical Physics at the Moscow Mechanical Institute where students admired his infectious enthusiasm for his subject.)</subfield>
    <subfield code="u">https://en.wikipedia.org/wiki/Isaak_Pomeranchuk</subfield>
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