discussing the fusion process. At the end of his lecture he stated "so far all schemes for the initiation of the super [are] rather vague".

In the spring of 1946, Edward Teller set up a conference to assess all the information known about the hydrogen bomb. Klaus Fuchs attended this same conference. In the same year, Teller postulated a new design for the hydrogen bomb, which he called the "Alarm Clock", which he suggested would use lithium-6 deuteride instead of