kietoji eutektika — statusas T sritis chemija apibrėžtis Kietosios būsenos medžiagų eutektinis mišinys. atitikmenys: angl. solid eutectics rus. твердая эвтектика … Chemijos terminų aiškinamasis žodynas
твердая эвтектика — kietoji eutektika statusas T sritis chemija apibrėžtis Kietosios būsenos medžiagų eutektinis mišinys. atitikmenys: angl. solid eutectics rus. твердая эвтектика … Chemijos terminų aiškinamasis žodynas
Phase Change Material — A phase change material (PCM) is a substance with a high heat of fusion which, melting and solidifying at a certain temperature, is capable of storing and releasing large amounts of energy. Heat is absorbed or released when the material changes… … Wikipedia
Brazing — This article is about the metal joining process. For the cooking technique, see braising. Brazing practice Brazing is a metal joining process whereby a filler metal is heated above and distributed between two or more close fitting parts by… … Wikipedia
sodium — /soh dee euhm/, n. 1. Chem. a soft, silver white, metallic element that oxidizes rapidly in moist air, occurring in nature only in the combined state, and used in the synthesis of sodium peroxide, sodium cyanide, and tetraethyllead: a necessary… … Universalium
Melting point — For the physical processes that takes place at the melting point, see Melting, Freezing and Crystallization The melting point of a solid is the temperature at which it changes state from solid to liquid. At the melting point the solid and liquid… … Wikipedia
Eutectic point — The melting point of a mixture of two or more solids (such as an alloy) depends on the relative proportions of its ingredients. A eutectic or eutectic mixture is a mixture at such proportions that the melting point is as low as possible, and that … Wikipedia
Shaped charge — Sectioned high explosive anti tank round with the inner shaped charge visible … Wikipedia
Abiogenesis — Primordial soup redirects here. For the board game, see Primordial Soup (board game). Origin of life redirects here. For views on the origins of life outside the natural sciences, see Creation myth. Pre Cambrian stromatolites in the Siyeh… … Wikipedia