Zobrazeno 1 - 10
of 84
pro vyhledávání: '"S. Pavón"'
Autor:
O. E. Roshdy, E. A. Haggag, A. M. Masoud, M. Bertau, N. Haneklaus, S. Pavón, A. E. M. Hussein, Y. M. Khawassek, M. H. Taha
Publikováno v:
Journal of Material Cycles and Waste Management. 25:501-517
The leaching of rare earth elements (REEs) from Egyptian Abu Tartur phosphate rock using phosphoric acid has been examined and was subsequently optimized to better understand if such an approach could be industrially feasible. Preliminary experiments
Akademický článek
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Akademický článek
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Publikováno v:
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Universitat Politècnica de Catalunya (UPC)
Sorption processes of metals and semimetals on siderite are studied because of its potential adequacy for removing contaminants from natural waters and its wide availability, as well as its capacity to reduce the oxidation state of some contaminants
Publikováno v:
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Universitat Politècnica de Catalunya (UPC)
Processing of end-of-life products (EoL) containing rare earth elements (REE) has gained increasing importance in recent years with the aim of avoiding supply risks. In addition, circular economy renders complete recirculation of technology metals ma
Publikováno v:
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Universitat Politècnica de Catalunya (UPC)
Rare earths (RE) are currently considered some of the most critical elements, being crucial in future sustainable applications. Their high demand, price fluctuations, supply risk and geopolitical factors increase the interest in recovering RE from se
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::76fe54aaeb73bd7231c76c9f3516f503
http://hdl.handle.net/2117/350950
http://hdl.handle.net/2117/350950
Autor:
Alicia Aurora Rodríguez, Oscar Martínez, Manuel Pérez, Esther Lázaro, Imanol Amayra, Mohammad Al-Rashaida, Sarah Berrocoso, Juan Francisco López-Paz, Paula Pérez-Núñez, Maitane García, Paula María Luna, S Pavón, Patricia Caballero
Publikováno v:
Nutrition reviews. 79(7)
Context In recent years, the ketogenic diet has gained special relevance as a possible therapeutic alternative to some neurological and chronic diseases. Objective The aim of this systematic review was to answer the following question: Does a ketogen
Publikováno v:
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname
The necessity of Rare Earth Elements (REEs) recycling is crucial to minimizing their supply risk and provide an alternative to greener technologies. Hence, the REEs recovery from NdFeB magnet wastes using cationic extractants by solvent extraction te
Publikováno v:
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname
Due to the continuously growing demand of rare earths in advanced technologies, end-of-life fluorescent lamps may become feasible rare earth elements (REEs) raw materials, reducing thus their supply risk. Considering acid leaching as the most common
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::74dad1aa8550da874de64f4693db363e
https://www.x-mol.com/paper/5678229
https://www.x-mol.com/paper/5678229
Publikováno v:
Journal of Chemical Technology & Biotechnology. 93:2152-2159
BACKGROUND Recovering Nd(III) from waste magnets is an alternative method to satisfy the increasing demand for this metal. For this reason, the separation of Nd from a mixture containing Nd/Tb/Dy in chloride media using Cyanex 272 and Cyanex 572 has