Penkiakalbis aiškinamasis metrologijos terminų žodynas. – Vilnius: Mokslo ir enciklopedijų leidybos institutas. Vytautas Valiukėnas, Pranas Juozas Žilinskas. 2006.
density of matter — medžiagos tankis statusas T sritis fizika atitikmenys: angl. density of matter vok. Dichte der Materie, f rus. плотность вещества, f pranc. densité de la matière, f … Fizikos terminų žodynas
density of matter — medžiagos tankis statusas T sritis Energetika apibrėžtis Vienetinio tūrio medžiagos kiekis. Vienetas – mol/m³. atitikmenys: angl. density of matter vok. Dichte der Materie, f; Materiedichte, f rus. плотность вещества, f pranc. densité de la… … Aiškinamasis šiluminės ir branduolinės technikos terminų žodynas
Density gradient — is a spatial variation in density over an area. The term is used in the natural sciences to describe varying density of matter, but can apply to any quantity whose density can be measured. [1] [2] Contents 1 Aerodynamics 2 … Wikipedia
Matter — This article is about the concept in the physical sciences. For other uses, see Matter (disambiguation). Matter is a general term for the substance of which all physical objects consist.[1][2] Typically, matter includes atoms and other particles… … Wikipedia
Matter-Dominated Era — The Matter Dominated Era was the epoch in the evolution of the Universe that began after the Radiation Dominated Era ended, when the Universe was about 380,000 years old. Although it was often said that we still live in the Matter Dominated Era,… … Wikipedia
Matter-dominated era — The matter dominated era was the epoch in the evolution of the Universe that began after the radiation dominated era ended, when the Universe was about 70,000 years old. Although it was often said that we still live in the matter dominated era,… … Wikipedia
Matter creation — is the process inverse to particle annihilation. It is the conversion of massless particles into one or more massive particles. This process is the time reversal of annihilation. Since all known massless particles are bosons and the most familiar … Wikipedia
Density — Den si*ty (d[e^]n s[i^]*t[y^]), n. [L. densitas; cf. F. densit[ e].] 1. The quality of being dense, close, or thick; compactness; opposed to {rarity}. [1913 Webster] 2. (Physics) The ratio of mass, or quantity of matter, to bulk or volume, esp.… … The Collaborative International Dictionary of English
Density of states — Condensed matter physics Phases · Phase tr … Wikipedia
Density wave theory — Image of spiral galaxy M81 combining data from the Hubble, Spitzer, and GALEX space telescopes. Density wave theory or the Lin Shu density wave theory is a theory proposed by C.C. Lin and Frank Shu in the mid 1960s to explain spiral arm structure … Wikipedia
