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ion-exchange technique

См. также в других словарях:

  • ion-exchange reaction — ▪ chemical reaction Introduction       any of a class of chemical reactions between two substances (each consisting of positively and negatively charged species called ions (ion)) that involves an exchange of one or more ionic components.… …   Universalium

  • ion exchange chromatography — noun A technique that uses ion exchange to separate compounds, anions and cations according to their electrical properties. See Also: ion exchange resin …   Wiktionary

  • ion-exchange chromatography — Separation of molecules by absorption and desorption from charged polymers. An important technique for protein purification. For small molecules the support is usually polystyrene, but for macromolecules, cellulose, acrylamide or agarose supports …   Dictionary of molecular biology

  • Ion chromatography — Ion exchange chromatography Acronym IC, IEC Classification Chromatography Other techniques Related High performance liquid chromatography Aqueous Normal Phase Chromatography Size exclusion chromatography Micellar liquid chromatography Ion… …   Wikipedia

  • Ion selective electrode — An ion selective electrode (ISE), also known as a specific ion electrode (SIE), is a transducer (or sensor) that converts the activity of a specific ion dissolved in a solution into an electrical potential, which can be measured by a voltmeter or …   Wikipedia

  • Ion Creangă — Creangă redirects here. For other uses, see Creangă (surname). Ion Creangă Nică al lui Ştefan a Petrei Ion Torcălău Ioan Ştefănescu Born 1837 or 1839 Târgu Neamţ Died …   Wikipedia

  • Ion source — An ion source is an electro magnetic device that is used to create charged particles. These are used primarily within mass spectrometers or particle accelerators.Mass spectrometry In mass spectrometry, an ion source is a piece of equipment used… …   Wikipedia

  • Ion thruster — An ion thruster is a form of electric propulsion used for spacecraft propulsion that creates thrust by accelerating ions. Ion thrusters are characterized by how they accelerate the ions, using either electrostatic or electromagnetic force.… …   Wikipedia

  • Merrifield , Robert Bruce — (1921–) American biochemist Born in Fort Worth, Texas, Merrifield was educated at the University of California, Los Angeles, where he received his PhD in 1949. He began work immediately at Rockefeller University, New York, and was appointed to… …   Scientists

  • High-performance liquid chromatography — An HPLC. From left to right: A pumping device generating a gradient of two different solvents, a steel enforced column and an apparatus for measuring the absorbance. Acronym HPLC Classification Chromatography …   Wikipedia

  • rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 …   Universalium

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