A Century of Quantum Mechanics
Lieber Pauli... Read the translation of the letter sent by Werner Heisenberg to Wolfgang Pauli on 9 July 1925. The original letter is preserved in CERN’s Wolfgang Pauli Archive. (Copyright: Heisenberg Society) Dear Pauli, If you believe that I read your letter laughing mockingly, then you are gravely mistaken; quite the contrary – since Helgoland, my views on mechanics have become more radical with each passing day, and it is my firm conviction that Bohr’s theory of the hydrogen atom, in its pre