Nuclear chain reaction the last one called ""Perfectionnement aux charges explosives"" was the first patent for the atomic bomb and is filed as patent n°445686 by the Caisse nationale de Recherche Scientifique. In parallel, Szilárd and Enrico Fermi in New York made the same analysis. This discovery prompted the letter from Szilárd and signed by Albert Einstein to President Franklin D. Roosevelt, warning of the possibility that Nazi Germany might be attempting to build an atomic bomb. On December 2, 1942, a team led by Enrico Fermi produced the first artificial self-sustaining nuclear chain reaction with the Chicago Pile-1 (CP-1) experimental reactor in
Enrico Fermi High School Enrico Fermi High School Enrico Fermi High School (defunct) was a high school located in Enfield, Connecticut, and closed when it consolidated with Enfield High School in 2016. Enrico Fermi High School was established in 1971. It previously served the Enfield community along with Enfield High School as one of the town's two high schools. Fermi High School Yearbooks have been archived online and are available at no cost. In May 2010, it was voted that Enfield High School and Enrico Fermi High School would be undergoing a consolidation process as part of the restructuring and improvement plan of Enfield