Ernst August Friedrich Ruska

Ruska, Ernst August Friedrich (1906–88), German physicist and teacher, winner, with Gerd Binnig of Germany and Heinrich Rohrer of Switzerland, of the Nobel Prize (1986) for inventing the electron microscope, allowing scientists to study single atoms. He was named director of the Institute of Electron Microscopy at the Fritz Haber Institute of the Max Planck Society (1955).

See also: Microscope; Physics.