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31/01/1881 American chemist and physicist Irving Langmuir is born

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Irving Langmuir - Nobel Laureate and Engineer

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Irving Langmuir GE film on surface chemistry 1939

His most famous publication is the 1919 article "The Arrangement of Electrons in Atoms and Molecules" in which he outlined his concentric theory of atomic structure. Langmuir also invented the gas-filled incandescent lamp and the hydrogen welding technique. The American Chemical Society journal for surface science called Langmuir in his honour.
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