{"id":686,"date":"2020-02-13T15:36:16","date_gmt":"2020-02-13T15:36:16","guid":{"rendered":"https:\/\/research.kent.ac.uk\/upgrade-sisc\/?p=686"},"modified":"2023-12-26T18:55:58","modified_gmt":"2023-12-26T18:55:58","slug":"new-publication","status":"publish","type":"post","link":"https:\/\/research.kent.ac.uk\/sisc\/2020\/02\/13\/new-publication\/","title":{"rendered":"Anion Exchange via Mechanochemistry in Spin Crossover Materials"},"content":{"rendered":"<p>Researchers Jed Askew and <a href=\"https:\/\/www.kent.ac.uk\/chemistry-forensic-science\/people\/1029\/shepherd-helena\">Helena Shepherd<\/a> from the <a href=\"https:\/\/research.kent.ac.uk\/sisc\/\">SISC Group<\/a> at the <a href=\"https:\/\/www.kent.ac.uk\/\">University of Kent<\/a> have developed an innovative and facile method for post-synthetic exchange of anions in iron(II) spin crossover materials using mechanochemistry. This groundbreaking study, titled <a href=\"http:\/\/DOI\thttps:\/\/doi.org\/10.1039\/C9DT04700J\">Post-synthetic anion exchange in iron(ii) 1,2,4-triazole based spin crossover materials via mechanochemistry<\/a> and published in Dalton Transactions, represents a significant leap forward in the field of material science.<\/p>\n<p>The team successfully demonstrated that dry grinding the [Fe(atrz)3]Cl2 complex (atrz = 4-amino-1,2,4-triazole) in the presence of an excess of sodium halide salt leads to the complete exchange of anions and the formation of [Fe(atrz)3]Br2 and [Fe(atrz)3]I2. This solid-state metathesis reaction offers a novel strategy for fine-tuning active switching properties, such as the transition temperature in spin crossover systems, which are crucial for various applications in sensing, memory devices, and displays.<\/p>\n<p>A key insight from their research is the identification of stable by-products as a major driving force for the exchange. The study also presents a straightforward method to predict the likely outcome of such reactions using simple thermodynamic considerations, marking a significant advance in our ability to manipulate and control the properties of spin crossover materials.<\/p>\n<p>This research not only opens up new avenues for the post-synthetic modification of coordination compounds but also sets a new standard for the development of responsive materials. The simplicity and effectiveness of the mechanochemical approach hold great promise for future material design and applications, ushering in a new era of material science innovation.<\/p>\n<p>For more information please read the research article by Jed Askew and <a href=\"https:\/\/www.kent.ac.uk\/chemistry-forensic-science\/people\/1029\/shepherd-helena\">Helena Shepherd<\/a>, which can be found <a href=\"http:\/\/DOI\thttps:\/\/doi.org\/10.1039\/C9DT04700J\">here<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers Jed Askew and Helena Shepherd from the SISC Group at the University of Kent have developed an innovative and facile method for post-synthetic exchange of anions in iron(II) spin crossover materials using mechanochemistry. This groundbreaking study, titled Post-synthetic anion exchange in iron(ii) 1,2,4-triazole based spin crossover materials via mechanochemistry and published in Dalton Transactions, [&hellip;]<\/p>\n","protected":false},"author":742,"featured_media":689,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[616],"tags":[],"class_list":["post-686","post","type-post","status-publish","format-standard","hentry","category-research-highlights"],"acf":[],"_links":{"self":[{"href":"https:\/\/research.kent.ac.uk\/sisc\/wp-json\/wp\/v2\/posts\/686","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/research.kent.ac.uk\/sisc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/research.kent.ac.uk\/sisc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/research.kent.ac.uk\/sisc\/wp-json\/wp\/v2\/users\/742"}],"replies":[{"embeddable":true,"href":"https:\/\/research.kent.ac.uk\/sisc\/wp-json\/wp\/v2\/comments?post=686"}],"version-history":[{"count":5,"href":"https:\/\/research.kent.ac.uk\/sisc\/wp-json\/wp\/v2\/posts\/686\/revisions"}],"predecessor-version":[{"id":1468,"href":"https:\/\/research.kent.ac.uk\/sisc\/wp-json\/wp\/v2\/posts\/686\/revisions\/1468"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/research.kent.ac.uk\/sisc\/wp-json\/wp\/v2\/media\/689"}],"wp:attachment":[{"href":"https:\/\/research.kent.ac.uk\/sisc\/wp-json\/wp\/v2\/media?parent=686"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/research.kent.ac.uk\/sisc\/wp-json\/wp\/v2\/categories?post=686"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/research.kent.ac.uk\/sisc\/wp-json\/wp\/v2\/tags?post=686"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}