Painting depicting the moment at which the first self-sustaining nuclear chain reaction occurred,at 3.36 pm on December 2,1942. The pile was built by a team led by the Italian physicist Enrico Fermi in a squash court under the stands of Chicago University's Stagg Field,and consisted of a complex lattice of bricks of graphite & "slugs" of uranium. At bottom centre is George Weil,operating one of the control rods. At top right is the 'liquid control squad',armed with buckets of a solution of a cadmium salt (in case of mechanical failure of the control rods) | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Argonne National Laboratory |
Taille de l’image : | 4340 px × 2480 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |