{"id":{"repo_id":"qu-belfast","oai_identifier":"oai:pure.qub.ac.uk/portal:studenttheses/8ec30ce9-7017-45b5-a3a1-cb6c3faa42a1"},"canonical_url":"https://search.dev.ndltd.org/etd/qu-belfast/oai:pure.qub.ac.uk/portal:studenttheses/8ec30ce9-7017-45b5-a3a1-cb6c3faa42a1","repository":{"repo_id":"qu-belfast","name":"Queen's University Belfast","base_url":"https://pureadmin.qub.ac.uk/ws/oai"},"display":{"title":"Rare earth metal separation with new amide functionalised ionic liquids: understanding species and selectivity","abstract":"Recycling rare-earth metals from end-of-life products such as hard-drive magnets is of critical importance particularly in the face of growing demand for consumer goods and other applications. Liquid-liquid extraction is the preferred method of separation utilising organic extractants owing to their scalability and commercial potential. The use of volatile diluents is a major safety concern in these large separation processes. Task-specific ionic liquids have been developed in response, benefiting from their negligible vapour pressure offering an alternative for liquid-liquid rare-earth metal separation.<br/><br/>The work presented in this thesis aimed to develop the multifunctional amide ionic liquid, [MAIL][NTf2], for extraction of rare-earth metals from waste magnet feeds, specifically separation of dysprosium(III) and neodymium(III). In addition to designing and synthesising new generations of extractants with the hope of developing superior extractants.<br/>","abstract_html":"Recycling rare-earth metals from end-of-life products such as hard-drive magnets is of critical importance particularly in the face of growing demand for consumer goods and other applications. Liquid-liquid extraction is the preferred method of separation utilising organic extractants owing to their scalability and commercial potential. The use of volatile diluents is a major safety concern in these large separation processes. Task-specific ionic liquids have been developed in response, benefiting from their negligible vapour pressure offering an alternative for liquid-liquid rare-earth metal separation.&lt;br/&gt;&lt;br/&gt;The work presented in this thesis aimed to develop the multifunctional amide ionic liquid, [MAIL][NTf2], for extraction of rare-earth metals from waste magnet feeds, specifically separation of dysprosium(III) and neodymium(III). In addition to designing and synthesising new generations of extractants with the hope of developing superior extractants.&lt;br/&gt;","abstract_has_math":false,"creators":["Carroll, Ciaran"],"institution":"Queen's University Belfast","degree_name":"Doctor of Philosophy","degree_level":"Doctoral Thesis","degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Nockemann, Peter","Holbrey, John"],"committee_chairs":[],"committee_members":[],"year":2022,"date_issued":"2022-7","date_published":"2022-7","updated_at":"2026-07-24T03:56:18Z","subjects":["Ionic liquids","rare-earth metals","lanthanides"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["oai:pure.qub.ac.uk/portal:studenttheses/8ec30ce9-7017-45b5-a3a1-cb6c3faa42a1"],"render_values":[{"text":"oai:pure.qub.ac.uk/portal:studenttheses/8ec30ce9-7017-45b5-a3a1-cb6c3faa42a1","href":null,"code":true}]}]},"links":{"outbound_url":"https://pure.qub.ac.uk/en/studentTheses/8ec30ce9-7017-45b5-a3a1-cb6c3faa42a1","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Nockemann, Peter","Holbrey, John"]},{"key":"dc:contributor.sponsor","label":"Sponsor","values":["Seren Technologies Ltd"]},{"key":"dc:creator","label":"Author","values":["Carroll, Ciaran"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2022-7"]},{"key":"dc:date.issued","label":"Date","values":["2022-7"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["School of Chemistry and Chemical Engineering"]},{"key":"dc:publisher.institution","label":"Dc Publisher Institution","values":["Queen's University Belfast"]},{"key":"dc:relation.isreferencedby","label":"Dc Relation Isreferencedby","values":["https://pure.qub.ac.uk/en/studentTheses/8ec30ce9-7017-45b5-a3a1-cb6c3faa42a1"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"dc:type.qualificationlevel","label":"Dc Type Qualificationlevel","values":["Doctoral Thesis"]},{"key":"dc:type.qualificationname","label":"Dc Type Qualificationname","values":["Doctor of Philosophy"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Ionic liquids","rare-earth metals","lanthanides"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["oai:pure.qub.ac.uk/portal:studenttheses/8ec30ce9-7017-45b5-a3a1-cb6c3faa42a1","https://pure.qub.ac.uk/en/studentTheses/8ec30ce9-7017-45b5-a3a1-cb6c3faa42a1"]},{"key":"dc:identifier.uri","label":"Identifier URI","values":["https://pure.qub.ac.uk/files/304708421/Thesis_Ciaran_Carroll.pdf"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Recycling rare-earth metals from end-of-life products such as hard-drive magnets is of critical importance particularly in the face of growing demand for consumer goods and other applications. Liquid-liquid extraction is the preferred method of separation utilising organic extractants owing to their scalability and commercial potential. The use of volatile diluents is a major safety concern in these large separation processes. Task-specific ionic liquids have been developed in response, benefiting from their negligible vapour pressure offering an alternative for liquid-liquid rare-earth metal separation.<br/><br/>The work presented in this thesis aimed to develop the multifunctional amide ionic liquid, [MAIL][NTf2], for extraction of rare-earth metals from waste magnet feeds, specifically separation of dysprosium(III) and neodymium(III). In addition to designing and synthesising new generations of extractants with the hope of developing superior extractants.<br/>"]},{"key":"dc:title","label":"Title","values":["Rare earth metal separation with new amide functionalised ionic liquids: understanding species and selectivity"]}]}],"canonical_facts":{"dc:contributor.advisor":["Nockemann, Peter","Holbrey, John"],"dc:contributor.sponsor":["Seren Technologies Ltd"],"dc:creator":["Carroll, Ciaran"],"dc:date":["2022-7"],"dc:date.issued":["2022-7"],"dc:description.abstract":["Recycling rare-earth metals from end-of-life products such as hard-drive magnets is of critical importance particularly in the face of growing demand for consumer goods and other applications. Liquid-liquid extraction is the preferred method of separation utilising organic extractants owing to their scalability and commercial potential. The use of volatile diluents is a major safety concern in these large separation processes. Task-specific ionic liquids have been developed in response, benefiting from their negligible vapour pressure offering an alternative for liquid-liquid rare-earth metal separation.<br/><br/>The work presented in this thesis aimed to develop the multifunctional amide ionic liquid, [MAIL][NTf2], for extraction of rare-earth metals from waste magnet feeds, specifically separation of dysprosium(III) and neodymium(III). 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