enrichment

  • 161Uranium — (pronEng|jʊˈreɪniəm) is a silvery gray metallic chemical element in the actinide series of the periodic table that has the symbol U and atomic number 92. It has 92 protons and 92 electrons, 6 of them valence electrons. It can have between 141 and …

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  • 162Isotope separation — is the process of concentrating specific isotopes of a chemical element by removing other isotopes, for example separating natural uranium into enriched uranium and depleted uranium. This is a crucial process in the manufacture of uranium fuel… …

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  • 163Depleted uranium — The DU penetrator of a 30 mm round[1] Depleted uranium (DU; also referred to in the past as Q metal, depletalloy, or D 38) is uranium with a lower content of the fissile isotope U 235 than natural uranium (natural uranium is about 99.27% uranium… …

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  • 164A. Q. Khan — Infobox Scientist name = Dr. Abdul Qadeer Khan HI, NI BAR (twice) image width = caption = birth date = birth date and age|1936|04|1|df=y birth place = Bhopal, British India death date = death place = residence = Pakistan nationality = Pakistani… …

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  • 165Brazil 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… …

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  • 166Constructive trust — Wills, trusts and estates …

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  • 167Portal (video game) — Portal Portal s box art displays a figure moving into a portal. Signs of this style are commonly used in the game s environment. Developer(s) …

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  • 168perception — perceptional, adj. /peuhr sep sheuhn/, n. 1. the act or faculty of apprehending by means of the senses or of the mind; cognition; understanding. 2. immediate or intuitive recognition or appreciation, as of moral, psychological, or aesthetic… …

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  • 169restitution — res·ti·tu·tion /ˌres tə tü shən, tyü / n 1 a: a restoration of something to its rightful owner b: a making good of or giving an equivalent for some injury 2 a: the equitable remedy of restoring to an aggrieved party that which was obtained in… …

    Law dictionary

  • 170South African contract law — is essentially a modernised version of the Roman Dutch law of contract, [1] which is itself rooted in Roman law. In the broadest definition, a contract is an agreement entered into by two or more parties with the serious intention of creating a… …

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  • 171Manhattan Project — This article is about the atomic bomb project. For other uses, see Manhattan Project (disambiguation). Manhattan District The Manhattan Project created the first nuclear bombs. The Trinity test …

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  • 172Chemical biology — is a scientific discipline spanning the fields of chemistry and biology that involves the application of chemical techniques and tools, often compounds produced through synthetic chemistry, to the study and manipulation of biological systems.… …

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  • 173Nuclear reactor physics — See also: Critical mass Nuclear reactor physics is the branch of science that deals with the study and application of chain reaction to induce controlled rate of fission for energy in reactors. Most nuclear reactors use a chain reaction to induce …

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  • 174Military history of Pakistan — The roots of the Pakistan army traces back to the British Indian Army which included several personnel from present day Pakistan. In picture are troops of the famous Khyber Rifles striking a pose. 1895. The military history of Pakistan… …

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  • 175Helikon vortex separation process — The Helikon vortex separation process is an aerodynamic uranium enrichment process designed around a device called a vortex tube. This method was designed and used in South Africa for producing reactor fuel with a uranium 235 content of around… …

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  • 176Iron fertilization — For information on ocean fertilization schemes not involving iron, see ocean nourishment. An oceanic phytoplankton bloom in the South Atlantic Ocean, off the coast of Argentina covering an area about 300 miles (480 km) by 50 miles Iron… …

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  • 177Time Squared Academy High School — is a high school in Providence, Rhode Island that specialises in teaching students science and mathematics.The Mission of Times2 Academy for Engineering, Mathematics, Science and Technology is to educate the youth of Providence in careers in… …

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  • 178Phillips Brooks House Association — (PBHA) is a student run, staff supported public service/social action organization at Harvard College providing a variety of services to the Greater Boston community. PBHA programs effect social change through service and activism in partnership… …

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  • 179Radiation induced cognitive decline — Radiation Induced Cognitive DeclineRadiation therapy is used mainly in the treatment of cancer. Usually it is recommended to apply radiation to cancerous tumors in areas that are difficult for chemotherapy to reach. Thus radiation therapy has… …

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  • 180United Nations — 1. an international organization, with headquarters in New York City, formed to promote international peace, security, and cooperation under the terms of the charter signed by 51 founding countries in San Francisco in 1945. Abbr.: UN Cf. General… …

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