Study of the interaction between U(VI) and the anoxic corrosion products of carbon steel |
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Authors: | Lara Duro Souad El Aamrani Miquel Rovira Joan de Pablo Jordi Bruno |
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Institution: | 1. Amphos XXI Consulting, S.L. Passeig de Rubí, 29-31, 08197 Valldoreix, Spain;2. Chemical Engineering Department, Universitat Politècnica de Catalunya, Diagonal 647, 08028 Barcelona, Spain;3. CTM Centre Tecnològic de Manresa, Av. Bases de Manresa 1, 08242 Manresa, Spain |
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Abstract: | The objective of this study was to investigate the removal mechanism of U(VI) from groundwater by magnetite as the main product of anoxic steel corrosion. For this purpose, a systematic sequence of batch experiments was conducted to focus the active role of magnetite in the reduction of U under different conditions. Results indicated that under anoxic conditions U(VI) was sorbed at the magnetite surface, whereas under reducing conditions at different H2(g) pressures, U was present in tetravalent form as amorphous UO2. |
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