Nuclear Physics Personalities. pic: circa July 1945. Robert (Julius) Oppenheimer, left, pictured with Brigadier General Leslie Groves at the site of the Atom Bomb test explosion at Alamogordo, New Mexico. US. Nuclear Physicist, Robert Oppenheimer (1904-1

Nuclear Physics, Personalities, pic: circa July 1945, Robert (Julius) Oppenheimer, left, pictured with Brigadier General Leslie Groves at the site of the Atom Bomb test explosion at Alamogordo, New Mexico, US, Nuclear Physicist, Robert Oppenheimer (1904-1967), was leader of the atomic bomb project set up at the Los Alamos laboratory, in New Mexico, during World War Two (Photo by Rolls Press/Popperfoto via Getty Images/Getty Images)