Solomon Pekar

Solomon Isakovych Pekar (Ukrainian: Соломон Ісакович Пекар; 16 March 1917 – 8 July 1985) was a Soviettheoretical physicist, born in Kyiv, Ukraine. He was a full Member of the Ukrainian Academy of Sciences and is known for his fundamental contributions to condensed matter physics, especially for introducing and advancing the concept of polaron as a charge carrier in solids.