{"id":568,"date":"2026-02-10T16:06:34","date_gmt":"2026-02-10T15:06:34","guid":{"rendered":"https:\/\/perso.ens-lyon.fr\/stephan.steinmann\/?p=568"},"modified":"2026-02-10T16:06:34","modified_gmt":"2026-02-10T15:06:34","slug":"where-is-gadolinium-in-sea-floor-sediments","status":"publish","type":"post","link":"https:\/\/perso.ens-lyon.fr\/stephan.steinmann\/2026\/02\/where-is-gadolinium-in-sea-floor-sediments\/","title":{"rendered":"Where is Gadolinium in sea-floor sediments?"},"content":{"rendered":"<p>As part of the <a href=\"https:\/\/cordis.europa.eu\/project\/id\/101052913\">ERC project DEEP-SEE<\/a> (collaboration with Alain Manceau), the next chapter of the incorporation of rare earth elements in apatites from the sea floor is now published in <a href=\"https:\/\/pubs.rsc.org\/en\/content\/articlepdf\/2026\/EN\/D5EN01056J\">Environmental Science: Nano<\/a>. It turns out that Gadolinium is not associated with cerium in a phosphate rich precipitate, but rather present in the amorphous layer surrounding apatite, similar to yttrium. Indeed, computations evidence that a medium-range distance (about 6.2 \u00c5; just out of reach for EXAFS detection) between Gd and\/or Y atoms leads to the most stable aggregate.<\/p>","protected":false},"excerpt":{"rendered":"<p>As part of the ERC project DEEP-SEE (collaboration with Alain Manceau), the next chapter of the incorporation of rare earth elements in apatites from the sea floor is now published in Environmental Science: Nano. It turns out that Gadolinium is not associated with cerium in a phosphate rich precipitate, but rather present in the amorphous [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[4],"tags":[],"class_list":["post-568","post","type-post","status-publish","format-standard","hentry","category-publications"],"modified_by":"Stephan Steinmann","_links":{"self":[{"href":"https:\/\/perso.ens-lyon.fr\/stephan.steinmann\/wp-json\/wp\/v2\/posts\/568","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/perso.ens-lyon.fr\/stephan.steinmann\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/perso.ens-lyon.fr\/stephan.steinmann\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/perso.ens-lyon.fr\/stephan.steinmann\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/perso.ens-lyon.fr\/stephan.steinmann\/wp-json\/wp\/v2\/comments?post=568"}],"version-history":[{"count":1,"href":"https:\/\/perso.ens-lyon.fr\/stephan.steinmann\/wp-json\/wp\/v2\/posts\/568\/revisions"}],"predecessor-version":[{"id":569,"href":"https:\/\/perso.ens-lyon.fr\/stephan.steinmann\/wp-json\/wp\/v2\/posts\/568\/revisions\/569"}],"wp:attachment":[{"href":"https:\/\/perso.ens-lyon.fr\/stephan.steinmann\/wp-json\/wp\/v2\/media?parent=568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/perso.ens-lyon.fr\/stephan.steinmann\/wp-json\/wp\/v2\/categories?post=568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/perso.ens-lyon.fr\/stephan.steinmann\/wp-json\/wp\/v2\/tags?post=568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}