Nobel Prize 1969: Winners

Recipients

1. Chemistry

   Derek H. R. Barton, Odd Hassel

   Chemistry

   for their contributions to the development of the concept of conformation and its application in chemistry

2. Medicine

   Max Delbrück, Alfred D. Hershey, Salvador E. Luria

   Biology

   for their discoveries concerning the replication mechanism and the genetic structure of viruses

3. Physics

   Murray Gell-Mann

   Physics

   for his contributions and discoveries concerning the classification of elementary particles and their interactions