polaron

noun
po·​lar·​on | \ˈpō-lə-ˌrän \

Definition of polaron 

: a conducting electron in an ionic crystal together with the induced polarization of the surrounding lattice

First Known Use of polaron

1946, in the meaning defined above

History and Etymology for polaron

International Scientific Vocabulary polar + -on entry 2

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The first known use of polaron was in 1946

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