Search Results for: Polonium-Beryllium Initiator

Number of results: 3

Initiator

A device that introduces neutrons at just the right instant to trigger a fission chain reaction, when the assembly process has reached the stage at which the fissile material has supercritical mass. This allows some of the early stages in the chain reaction to be bypassed.

Fat Man: Implosion-Type BombOpen link in new window
Atomicarchive.com | (www.atomicarchive.com/Fission/Fission9.s...)

See Also:

Implosion Design
Nuclear Weapons Design
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