Uranium–thorium dating, also called thorium-230 dating, uranium-series disequilibrium dating or uranium-series dating, is a radiometric dating technique...
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element thorium. A thorium fuel cycle can offer several potential advantages over a uranium fuel cycle—including the much greater abundance of thorium found...
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Other thorium isotopes occur in nature in much smaller quantities as intermediate products in the decay chains of uranium-238, uranium-235, and thorium-232...
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decay, starting a decay chain named the thorium series that ends at stable 208Pb. On Earth, thorium and uranium are the only elements with no stable or...
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The method is usually applied to zircon. This mineral incorporates uranium and thorium atoms into its crystal structure, but strongly rejects lead when...
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Used in uranium–thorium dating Used in uranium–uranium dating Intermediate decay product of 238U Primordial radionuclide Used in Uranium–lead dating Important...
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stable isotope 206Pb. Other dating techniques using this decay series include uranium–thorium dating and uranium–lead dating. 238U, with a half-life of...
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Decay chain (redirect from Thorium series)
to form a daughter isotope. One example of this is uranium (atomic number 92) decaying into thorium (atomic number 90). The daughter isotope may be stable...
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Uranium-238 (238U or U-238) is the most common isotope of uranium found in nature, with a relative abundance of 99%. Unlike uranium-235, it is non-fissile...
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other types of radiometric dating, including uranium–thorium dating, uranium–lead dating and uranium–uranium dating. Uranium metal is used for X-ray targets...
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are defined by the use of fluoride fuel salts and the breeding of thorium into uranium-233 in the thermal neutron spectrum. The LFTR concept was first investigated...
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will occur. Uranium-234 as well as uranium-232 are common byproducts in reactors breeding thorium-232 into uranium-233. Uranium–uranium dating "Management...
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the country's long term energy independence, through the use of uranium and thorium reserves found in the monazite sands of coastal regions of South...
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more-commonly available isotopes of uranium and thorium, such as uranium-238 and thorium-232, as opposed to the rare uranium-235 which is used in conventional...
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Protactinium (redirect from Uranium-X)
concentrations of various uranium, thorium, and protactinium isotopes in water and minerals is used in radiometric dating of sediments up to 175,000...
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fault movement. A relatively short-range dating technique is based on the decay of uranium-234 into thorium-230, a substance with a half-life of about...
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Actinide (section From actinium to uranium)
do, only thorium and uranium do so in more than trace quantities. The most abundant or easily synthesized actinides are uranium and thorium, followed...
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Samarium–neodymium dating Tephrochronology Uranium–lead dating Uranium–thorium dating Uranium–uranium dating, useful in dating samples between about 10,000 and...
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live much longer, decaying by gamma emission. See § Thorium-229m. Used in Uranium–thorium dating Intermediate decay product of 238U Primordial radionuclide...
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radioactive thorium-230. (230Th was once known as ionium, before it was realised it was the same element as 232Th.) Uranium (in nature, predominantly uranium-238)...
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the field of thorium-based fuels, working to design and develop a prototype for an atomic reactor using thorium and low-enriched uranium, a key part of...
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Nuclear fuel cycle (redirect from Uranium fuel cycle)
in particular the common uranium isotope U-238 and thorium, respectively, and can be separated from spent uranium and thorium fuels in reprocessing plants...
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Uranium-235 (235U or U-235) is an isotope of uranium making up about 0.72% of natural uranium. Unlike the predominant isotope uranium-238, it is fissile...
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of uranium but a large resource of thorium. The beach sands of Kerala and Orissa have rich reserves of monazite, which contains about 8–10% thorium. Studies...
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into its daughter nuclei from its decay series, pure depleted uranium will generate thorium-234 (half-life of ~24 days) followed by protactinium-234 (half...
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Mining commenced in 1957, when approximately 18,000 tonnes of thorium-bearing uranium ore grading 1% U3O8 was recovered from an open pit. Additional...
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highly enriched in uranium, thorium and potassium, and may in turn create internal pegmatites or hydrothermal systems into which uranium may dissolve. The...
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present in rocks as a result of decay from uranium and thorium. (See lead–lead dating and uranium–lead dating.) The longest-lived radioisotopes are 205Pb...
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temperature. They can accept a variety of fuels (low-enriched uranium, thorium, depleted uranium, waste products) and coolants (fluoride, chloride, lithium...
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Otto Hahn (section Rubidium–strontium dating)
thorium, protactinium and uranium. He also discovered the phenomena of atomic recoil and nuclear isomerism, and pioneered rubidium–strontium dating....
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