Critical Density

Critical Density
   In cosmology, this is the density of matter that provides enough gravity to stop the expansion of the universe after infinite time.

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  • critical density — n. the density of a substance measured when it is at its critical temperature and pressure …   English World dictionary

  • critical density — kritinis tankis statusas T sritis Standartizacija ir metrologija apibrėžtis Medžiagos tankis, atitinkantis kritinę jos būseną. atitikmenys: angl. critical density vok. kritische Dichte, f rus. критическая плотность, f pranc. densité critique, f …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • critical density of conduction electrons — kritinis laidumo elektronų tankis statusas T sritis fizika atitikmenys: angl. critical concentration of conduction electrons; critical density of conduction electrons; critical electron density vok. Elektronenzünddichte, f; kritische… …   Fizikos terminų žodynas

  • critical density — noun : the density of a substance in its critical state * * * Physics. the density of a pure element or compound at a critical point. Cf. critical constant …   Useful english dictionary

  • critical density — Physics. the density of a pure element or compound at a critical point. Cf. critical constant. * * * …   Universalium

  • critical point — 1. Physics. the point at which a substance in one phase, as the liquid, has the same density, pressure, and temperature as in another phase, as the gaseous. 2. Math. a. (of a function of a single variable) a point at which the derivative of the… …   Universalium

  • critical constant — noun : the critical temperature, critical pressure, or critical density of any one substance usually used in plural * * * Physics. any of three constants associated with the critical point of a pure element or compound. Cf. critical density,… …   Useful english dictionary

  • critical electron density — kritinis laidumo elektronų tankis statusas T sritis fizika atitikmenys: angl. critical concentration of conduction electrons; critical density of conduction electrons; critical electron density vok. Elektronenzünddichte, f; kritische… …   Fizikos terminų žodynas

  • density dependent inhibition of growth — The phenomenon exhibited by most normal (anchorage dependent) animal cells in culture that stop dividing once a critical cell density is reached. The critical density is considerably higher for most cells than the density at which a monolayer is… …   Dictionary of molecular biology

  • critical concentration of conduction electrons — kritinis laidumo elektronų tankis statusas T sritis fizika atitikmenys: angl. critical concentration of conduction electrons; critical density of conduction electrons; critical electron density vok. Elektronenzünddichte, f; kritische… …   Fizikos terminų žodynas

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