In dictionaries:
Criticality accident
(nuclear physics) An accidental uncontrolled self-sustaining nuclear fission chain reaction.
criticality index
mainly used in risk analysis.
prompt criticality
(nuclear physics) The point at which the prompt neutrons produced by a nuclear fission chain reaction are just sufficient to sustain the chain reaction on their own (the state of being prompt critical); past this point, changes in reaction power are controlled by changes in the prompt neutron flux, and occur on a timeframe of milliseconds, too rapidly to be controlled by mechanical means.
self organized criticality
organized self criticality
Self-organized criticality
a property of dynamical systems that have a critical point as an attractor.
Cecil Kelley criticality accident
A criticality accident occurred on December 30, 1958, at Los Alamos National Laboratory in Los Alamos, New Mexico, in the United States.
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