{"id":1234,"date":"2020-02-06T16:56:44","date_gmt":"2020-02-06T15:56:44","guid":{"rendered":"https:\/\/site.uit.no\/nordco2\/?p=1234"},"modified":"2024-10-11T12:25:58","modified_gmt":"2024-10-11T10:25:58","slug":"new-research-article-from-the-skrydstrup-group","status":"publish","type":"post","link":"https:\/\/site.uit.no\/nordco2\/2020\/02\/06\/new-research-article-from-the-skrydstrup-group\/","title":{"rendered":"New research article from the Skrydstrup group"},"content":{"rendered":"<p><strong>Abstract<br \/>\n<\/strong>Electrocatalysis is a promising tool for utilizing carbon dioxide as a feedstock in the chemical industry. However, controlling the selectivity for different CO<sub>2<\/sub>\u00a0reduction products remains a major challenge. We report a series of manganese carbonyl complexes with elaborated bipyridine or phenanthroline ligands that can reduce CO<sub>2<\/sub>\u00a0to either formic acid, if the ligand structure contains strategically positioned tertiary amines, or CO, if the amine groups are absent in the ligand or are placed far from the metal center. The amine-modified complexes are benchmarked to be among the most active catalysts for reducing CO<sub>2<\/sub>\u00a0to formic acid, with a maximum turnover frequency of up to 5500 s<sup>\u20131<\/sup>\u00a0at an overpotential of 630 mV. The conversion even works at overpotentials as low as 300 mV, although through an alternative mechanism. Mechanistically, the formation of a Mn\u2013hydride species aided by in situ protonated amine groups was determined to be a key intermediate by cyclic voltammetry,\u00a0<sup>1<\/sup>H NMR, DFT calculations, and infrared spectroelectrochemistry.<img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-1235 aligncenter\" src=\"https:\/\/site.uit.no\/nordco2\/wp-content\/uploads\/sites\/344\/2020\/04\/ezgif.com-gif-maker.jpg\" alt=\"\" width=\"500\" height=\"262\" srcset=\"https:\/\/site.uit.no\/nordco2\/wp-content\/uploads\/sites\/344\/2020\/04\/ezgif.com-gif-maker.jpg 500w, https:\/\/site.uit.no\/nordco2\/wp-content\/uploads\/sites\/344\/2020\/04\/ezgif.com-gif-maker-300x157.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/p>\n<p style=\"text-align: center\"><strong>Read at:<\/strong><\/p>\n<p style=\"text-align: center\"><a href=\"https:\/\/pubs.acs.org\/doi\/abs\/10.1021\/jacs.9b11806\"><img decoding=\"async\" class=\"alignnone size-full wp-image-1236\" src=\"https:\/\/site.uit.no\/nordco2\/wp-content\/uploads\/sites\/344\/2020\/04\/acs_journal_logo.png\" alt=\"\" width=\"481\" height=\"82\" srcset=\"https:\/\/site.uit.no\/nordco2\/wp-content\/uploads\/sites\/344\/2020\/04\/acs_journal_logo.png 481w, https:\/\/site.uit.no\/nordco2\/wp-content\/uploads\/sites\/344\/2020\/04\/acs_journal_logo-300x51.png 300w, https:\/\/site.uit.no\/nordco2\/wp-content\/uploads\/sites\/344\/2020\/04\/acs_journal_logo-480x82.png 480w\" sizes=\"(max-width: 481px) 100vw, 481px\" \/><\/a><\/p>\n<p>For a list of publications by NordCO2 members, see our <a href=\"https:\/\/site.uit.no\/nordco2\/publications\/\">Publications<\/a> page!<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Abstract Electrocatalysis is a promising tool for utilizing carbon dioxide as a feedstock in the chemical industry. However, controlling the selectivity for different CO2\u00a0reduction products &hellip;<\/p>\n","protected":false},"author":514,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-1234","post","type-post","status-publish","format-standard","hentry","category-research"],"_links":{"self":[{"href":"https:\/\/site.uit.no\/nordco2\/wp-json\/wp\/v2\/posts\/1234","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/site.uit.no\/nordco2\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/site.uit.no\/nordco2\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/site.uit.no\/nordco2\/wp-json\/wp\/v2\/users\/514"}],"replies":[{"embeddable":true,"href":"https:\/\/site.uit.no\/nordco2\/wp-json\/wp\/v2\/comments?post=1234"}],"version-history":[{"count":3,"href":"https:\/\/site.uit.no\/nordco2\/wp-json\/wp\/v2\/posts\/1234\/revisions"}],"predecessor-version":[{"id":1239,"href":"https:\/\/site.uit.no\/nordco2\/wp-json\/wp\/v2\/posts\/1234\/revisions\/1239"}],"wp:attachment":[{"href":"https:\/\/site.uit.no\/nordco2\/wp-json\/wp\/v2\/media?parent=1234"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/site.uit.no\/nordco2\/wp-json\/wp\/v2\/categories?post=1234"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/site.uit.no\/nordco2\/wp-json\/wp\/v2\/tags?post=1234"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}