isotopic enrichment

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• isotopic enrichment — izotopinis sodrinimas statusas T sritis radioelektronika atitikmenys: angl. isotopic enrichment vok. Isotopenanreicherung, f rus. изотопное обогащение, n pranc. enrichissement isotopique, m …   Radioelektronikos terminų žodynas

• isotopic fractionation — ▪ chemistry       enrichment of one isotope relative to another in a chemical or physical process. Two isotopes of an element are different in weight but not in gross chemical properties, which are determined by the number of electrons. However,… …   Universalium

• uranium processing — Introduction       preparation of the ore for use in various products.       Uranium (U), although very dense (19.1 grams per cubic centimetre), is a relatively weak, nonrefractory metal. Indeed, the metallic properties of uranium appear to be… …   Universalium

• Kinetic isotope effect — The kinetic isotope effect (KIE) is the ratio of reaction rates of two different isotopically labeled molecules in a chemical reaction. It is also called isotope fractionation, although this term is somewhat broader in meaning. A KIE involving… …   Wikipedia

• Silex Process — SILEX is an acronym for Separation of Isotopes by Laser Excitation Cite web|url=http://www.silex.com.au/|accessdate=2006 04 21|title=Silex Systems, Ltd. homepage|publisher=Silex Systems Limited] , a technology developed in the 1990s for isotope… …   Wikipedia

• Brazil and weapons of mass destruction — Based on Brazil s history, it is believed that the country does not possess any weapons of mass destruction. Although a covert nuclear weapons program was pursued by Brazil under a military government in the 1980s, it ended with the rise of an… …   Wikipedia

• Carbon-13 NMR — (13C NMR or sometimes simply referred to as carbon NMR) is the application of nuclear magnetic resonance (NMR) spectroscopy to carbon. It is analogous to proton NMR (1 H NMR) and allows the identification of carbon atoms in an organic molecule… …   Wikipedia

• Weapons-grade — means that a substance is pure enough to be used to make a weapon or has properties that make it suitable for weapons use. Weapons grade plutonium and uranium are the most common examples, but it is also be used to refer to chemical and… …   Wikipedia

• Tinnsjå — Infobox lake lake name = Tinnsjå image lake = Tinnsjo Norway.jpg caption lake = image bathymetry = caption bathymetry = location = Telemark coords = coord|59|54|N|8|55|E|region:NO type:waterbody|display=inline,title type = inflow = Måna outflow …   Wikipedia

• Friedrich Tinner — is a Swiss engineer, connected with the Khan network trafficking in the proliferation of nuclear materials and know how to Pakistan, Iran, Libya, and North Korea. he has been connected in particular with gas centrifuges used for isotopic… …   Wikipedia

• Isotopenanreicherung — izotopinis sodrinimas statusas T sritis radioelektronika atitikmenys: angl. isotopic enrichment vok. Isotopenanreicherung, f rus. изотопное обогащение, n pranc. enrichissement isotopique, m …   Radioelektronikos terminų žodynas