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10.664  Articles
1 of 1.067 pages  |  10  records  |  more records»
Economic analysis and market simulation tools are used to evaluate uranium (U) supply shocks, sale or purchase of uranium stockpiles, or market effects of new uranium mines or enrichment technologies. This work expands on an existing U market model that c... see more

Due to the declining number of available nuclear reactors capable of Tc-99m production and tight regulations related to uranium enrichment, cyclotron-based Tc-99m production has recently been suggested as a new method to help ease Tc-99m supply shortages.... see more

This research paper describes how the handling of radioactive ore by indigenous transporters in Canada for the Manhattan Project of the United States in the early-mid 20th century has affected the health of the indigenous population of the time. These Sah... see more

Uranium contamination of groundwater increasingly concerns rural residents depending on home wells for their drinking water in communities where uranium is a source of contamination. Established technologies to clean up contaminated aquifers are ineffecti... see more

In arid zones, the principal water supply is from groundwater, which can present high concentration of salts, heavy metals, and radioactive elements. The aim of the study was to determine isotopic uranium concentration in groundwater samples with high con... see more

Electroplating process of uranyl nitrate and effluent process has been carried out in order to collect uranium contained therein using electrode Pt / Pt and Pt / SS at various currents and times. Material used for electrode were Pt (platinum) and SS (Stai... see more

The concept of recovering minerals from seawater has been proposed as a way of counteracting the gradual depletion of conventional mineral ores. Seawater contains large amounts of dissolved ions and the four most concentrated metal ones (Na, Mg, Ca, K) ar... see more

AbstractEnergy as a strategic resource has become a crucial world issue, to sustain future economic growth and survival. The world depends for 95% of its total energy demand, on fossil fuel, supplies of which are limited, while world energy demand is incr... see more

Os danos socioeconômicos e ambientais ocasionados pelas enchentes recorrentes na bacia do rio Una, em Pernambuco, impulsionaram a elaboração de um plano de contenção de cheias através da construção de barragens. Este trabalho avaliou os principais fatores... see more

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