Ivar Giaver
Ivar Giaever was born in Bergen, Norway, on 5th April, 1929. He studied electrical engineering at the Norwegian Institute of Technology before moving to Canada where he worked as a mechanical engineer with the General Electric Company.
Giaever emigrated to the United States in 1956 where he did graduate work at the Rensselaer Polytechnic Institute in New York. He became a naturalized United States citizen in 1964. Giaever's work on tunnelling and superconductivity won him the Nobel Prize for Physics in 1973.