Leo Esaki

Leo Esaki
Leo Esaki
江崎玲於奈
	Esaki in 2020
Born	March 12, 1925; Osaka, Empire of Japan
Education	Third Higher School
Alma mater	Tokyo Imperial University (BS, PhD)
Employers	Tokyo Tsushin Kogyo (1956–1960); IBM (1960–1992);
Known for	Tunneling in semiconductors; Tunnel diode; Superlattices; Quantum wells;
Awards	Nishina Memorial Prize (1959); IRE Morris Liebmann Memorial Prize (1961); Stuart Ballantine Medal (1961); Nobel Prize in Physics (1973); International Prize for New Materials (1985); Harold Pender Award (1989); IEEE Medal of Honor (1991); Japan Prize (1998);

Leo Esaki (born March 12, 1925) is a Japanese solid-state physicist who shared the 1973 Nobel Prize in Physics with Ivar Giaever and Brian Josephson for his work on tunneling in semiconductors, which led to his invention of the tunnel diode that exploits this phenomenon. His research was done when he was with Sony. He has also contributed in being a pioneer of semiconductor superlattices.