Nobel Prize 1973: Winners

Recipients

1. Chemistry

   Ernst Otto Fischer, Geoffrey Wilkinson

   Chemistry

   for their pioneering work, performed independently, on the chemistry of the organometallic, so called sandwich compounds

2. Medicine

   Karl von Frisch, Konrad Lorenz, Nikolaas Tinbergen

   Biology

   for their discoveries concerning organization and elicitation of individual and social behaviour patterns

3. Physics

   Leo Esaki, Ivar Giaever

   Physics

   for their experimental discoveries regarding tunneling phenomena in semiconductors and superconductors, respectively

4. Physics

   Brian David Josephson

   Physics

   for his theoretical predictions of the properties of a supercurrent through a tunnel barrier, in particular those phenomena which are generally known as the Josephson effects