Hermann Haken was a German physicist and professor emeritus in theoretical physics at the University of Stuttgart. He is known as the founder of synergetics and one of the "fathers" of quantum-mechani
Haken in 2014
Max Karl Ernst Ludwig Planck was a German theoretical physicist. He was awarded the 1918 Nobel Prize in Physics "for the services he rendered to the advancement of physics by his discovery of energy q
Hermann Haken
…theory. He is a cousin of the mathematician Wolfgang Haken, who proved the Four color theorem. He was a nephew of Werner Haken, a doctoral student of Max Planck. After his studies in mathematics and physics in Halle (Saale) and Erlangen, receiving his PhD in mathematics in 1951 at the University of Erlangen and…
Plaque at the Humboldt University of Berlin: "Max Planck, discoverer of the elementary quantum of action h, taught in this building from 1889 to 1928."
Planck in 1918, the year he was awarded the Nobel Prize in Physics for his work on quantum theory.
From left to right: Nernst, Einstein, Planck, Millikan, and Laue at a dinner given by Laue in Berlin on 11 November 1931.