subcritical mass

См. также в других словарях:

• subcritical mass — subkritinė masė statusas T sritis fizika atitikmenys: angl. subcritical mass vok. subkritische Masse, f rus. подкритическая масса, f pranc. masse sous critique, f …   Fizikos terminų žodynas

• subcritical mass — ikikritinė masė statusas T sritis apsauga nuo naikinimo priemonių apibrėžtis Mažesnė už kritinę skylančios medžiagos masė. Branduolinių užtaisų skylančios medžiagos masė visuomet turi būti ikikritinė, kitaip gali įvykti savaiminis branduolinis… …   Apsaugos nuo naikinimo priemonių enciklopedinis žodynas

• subcritical — adjective Date: 1930 1. less or lower than critical in respect to a specified factor 2. a. of insufficient size to sustain a chain reaction < a subcritical mass of fissionable material > b. designed for use with fissionable material of… …   New Collegiate Dictionary

• subcritical — /sub krit i keuhl/, adj. 1. Physics. pertaining to a state, value, or quantity that is less than critical, esp. to a mass of radioactive material. 2. being of less than critical importance. [1940 45; SUB + CRITICAL] * * * …   Universalium

• subcritical — adj. containing less than the critical mass (Physics); not critically important …   English contemporary dictionary

• subcritical — adjective Physics 1》 (in nuclear physics) containing or involving less than the critical mass. 2》 (of a flow of fluid) slower than the speed at which waves travel in the fluid …   English new terms dictionary

• subcritical — adj. Physics of less than critical mass etc …   Useful english dictionary

• Critical mass — This article is about nuclear fission reactions. For other uses, see Critical mass (disambiguation). As part of a re creation of a 1945 criticality accident, a plutonium pit is surrounded by blocks of neutron reflective tungsten carbide. The… …   Wikipedia

• critical mass — noun a) the amount of fissile material that is needed to support a self sustaining nuclear chain reaction b) A quantity or amount required to trigger a phenomenon. See Also: subcritical mass, supercritical mass …   Wiktionary

• nuclear weapon — an explosive device whose destructive potential derives from the release of energy that accompanies the splitting or combining of atomic nuclei. [1945 50] * * * or atomic weapon or thermonuclear weapon Bomb or other warhead that derives its force …   Universalium

• atomic bomb — 1. a bomb whose potency is derived from nuclear fission of atoms of fissionable material with the consequent conversion of part of their mass into energy. 2. a bomb whose explosive force comes from a chain reaction based on nuclear fission in U… …   Universalium