An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 3 Search : subcritical
subcritical
  زیر-پرژنی   
zir-paržani

Fr.: sous-critique   

Of or pertaining to a state, value, or quantity that is less than critical, especially the condition of a → subcritical reactor.

sub-; → critical.

subcritical mass
  جرم ِ زیر-پرژنی   
jerm-e zir-paržani

Fr.: masse sous-critique   

An amount of → fissile material that by its mass or geometry is incapable of sustaining a → fission → chain reaction.

subcritical; → mass.

subcritical reactor
  واژیرگر ِ زیر-پرژنی   
vâžirgar-e zir-paržani

Fr.: réacteur sous-critique   

A → nuclear reactor in which the rate of production of → fission neutrons is lower than the rate of production in the previous generation, and therefore the number of fissions decreases over time.

subcritical; → reactor.