{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,12]],"date-time":"2026-02-12T16:40:12Z","timestamp":1770914412149,"version":"3.50.1"},"reference-count":74,"publisher":"Wiley","issue":"24","license":[{"start":{"date-parts":[[2025,11,26]],"date-time":"2025-11-26T00:00:00Z","timestamp":1764115200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2025,11,26]],"date-time":"2025-11-26T00:00:00Z","timestamp":1764115200000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["aces.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Chemistry \u0097 An Asian Journal"],"published-print":{"date-parts":[[2025,12]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:p>\n                    Zirconium phosphates are stable under thermal and acidic conditions, making them useful ion exchangers for recovering rare earth elements from bauxite residues. This study evaluates the selective uptake of Sc\n                    <jats:sup>3+<\/jats:sup>\n                    by \u03b1\u2010disodium zirconium phosphate (\u03b1\u2010Na\n                    <jats:sub>2<\/jats:sub>\n                    ZrP) and \u03b1\u2010magnesium zirconium phosphate (\u03b1\u2010MgZrP), both prepared via a minimalistic mechanochemical route that uses only the water present in the reactants for homogenization and employs stoichiometric or close\u2010to\u2010stoichiometric reactant ratios. Both crystalline materials show high selectivity for scandium in the presence of other rare earth ions and iron which shares similar chemical properties and occurs at much higher concentrations. \u03b1\u2010MgZrP displays a high uptake at low Sc\n                    <jats:sup>3+<\/jats:sup>\n                    concentrations compared with \u03b1\u2010Na\n                    <jats:sub>2<\/jats:sub>\n                    ZrP. However, its overall capacity is only 0.56 versus 1.2 mmol\/g for \u03b1\u2010Na\n                    <jats:sub>2<\/jats:sub>\n                    ZrP, illustrating differences in their low\u2010concentration uptake efficiency and total loading.\u00a0Stripping the Sc\n                    <jats:sup>3+<\/jats:sup>\n                    \u2010loaded ion exchangers with H\n                    <jats:sub>3<\/jats:sub>\n                    PO\n                    <jats:sub>4<\/jats:sub>\n                    results in pure \u03b1\u2010zirconium phosphate (\u03b1\u2010ZrP; Zr(HPO\n                    <jats:sub>4<\/jats:sub>\n                    )\n                    <jats:sub>2<\/jats:sub>\n                    \u2219H\n                    <jats:sub>2<\/jats:sub>\n                    O), indicating complete removal of the exchanged Sc\n                    <jats:sup>3+<\/jats:sup>\n                    .\n                  <\/jats:p>","DOI":"10.1002\/asia.202500975","type":"journal-article","created":{"date-parts":[[2025,11,27]],"date-time":"2025-11-27T03:56:28Z","timestamp":1764215788000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Selective Scandium Adsorption by Mechanochemically Synthesized \u03b1\u2010Magnesium and \u03b1\u2010Disodium Zirconium Phosphates"],"prefix":"10.1002","volume":"20","author":[{"given":"Leon Zhi Wei","family":"Goh","sequence":"first","affiliation":[{"name":"Department of Chemistry National University of Singapore 3 Science Drive 3 Singapore"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"An","family":"Su","sequence":"additional","affiliation":[{"name":"Department of Chemistry School of Science Westlake University Hangzhou 310030 Zhejiang China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4739-9405","authenticated-orcid":false,"given":"Gaik\u2010Khuan","family":"Chuah","sequence":"additional","affiliation":[{"name":"Department of Chemistry National University of Singapore 3 Science Drive 3 Singapore"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2025,11,26]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.gsf.2018.12.005"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.mineng.2021.107148"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1007\/s40831\u2010016\u20100068\u20102"},{"key":"e_1_2_8_5_1","unstructured":"W. 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