Ivar Giaever

Ivar Giaever (Norwegian: Ivar Giæver, pronounced [ˈîːvɑr ˈjɛːvər]; born April 5, 1929) is a Norwegian-American solid-state and biophysicist who shared the 1973 Nobel Prize in Physics with Leo Esaki and Brian Josephson. One half of the prize was awarded jointly to Esaki and Giaever "for their experimental discoveries regarding tunneling phenomena in semiconductors and superconductors, respectively".

In 1975, he was elected as a member into the National Academy of Engineering for contributions in the discovery and elaboration of electron tunneling into superconductors.

Giaever is a professor emeritus at the Rensselaer Polytechnic Institute and the president of the company Applied Biophysics.