Keywords: The first nuclear reactor was erected in 1942 in the West Stands section of Stagg Field at the University of Chicago - NARA - 558600.tif Scope and content The first nuclear reactor was erected in 1942 in the West Stands section of Stagg Field at the University of Chicago On December 2 1942 a group of scientists achieved the first self-sustaining chain reaction and thereby initiated the controlled release of nuclear energy The reactor consisted of uranium and uranium oxide lumps spaced in a cubic lattice imbedded in graphite In 1943 it was dismantled and reassembled at the Palos Park unit of the Argonne National Laboratory where it is still functioning The sketch is by Melvin A Miller of the Argonne National Laboratory General notes 558600 Local identifier 434-RF-62 1 Department of Energy Office of Public Affairs 10/01/1977 - 1985 Still Picture Records Section Special Media Archives Services Division NWCS-S National Archives at College Park 8601 Adelphi Road College Park MD 20740-6001 1946 Record group Record Group 434 General Records of the Department of Energy 1915 - 2007 Record group ARC 722 Activities and Personnel of the Department of Energy and Predecessor Agencies compiled 1955 - 1979 Series ARC 558589 File unit File unit ARC Variant control numbers NAIL Control Number NWDNS-434-RF-62 1 yes Other versions NARA-cooperation PD-USGov Chicago Pile-1 |