{"id":10083,"date":"2023-08-09T14:47:49","date_gmt":"2023-08-09T13:47:49","guid":{"rendered":"http:\/\/triton-hydrogen.com\/?post_type=docs&#038;p=10083"},"modified":"2023-08-09T14:48:45","modified_gmt":"2023-08-09T13:48:45","password":"","slug":"preventing-hydrogen-embrittlement-the-role-of-barrier-coatings-for-the-hydrogen-economy","status":"publish","type":"docs","link":"https:\/\/triton-hydrogen.com\/fi\/insight\/vedyn-haurastumisen-ehkaiseminen-sulkupaallysteiden-rooli-vetytaloudessa\/","title":{"rendered":"Vetyhaurastumisen est\u00e4minen: Sulkupinnoitteiden rooli vetytaloudessa."},"content":{"rendered":"<p><strong>Kirjoittaneet Marcel Wetegrove, Maria Jazmin Duarte, Klaus Taube, Martin Rohloff, Hariprasad Gopalan, Christina Scheu, Gerhard Dehm ja Angela Kruth.<\/strong><\/p>\n\n\n\n<p>Vety\u00e4 est\u00e4v\u00e4t pinnoitteet ovat suojakerroksia, jotka koostuvat materiaaleista, joiden luontainen vetydiffuusiokyky ja -liukoisuus on alhainen ja jotka voivat viiv\u00e4stytt\u00e4\u00e4, v\u00e4hent\u00e4\u00e4 tai est\u00e4\u00e4 vedyn l\u00e4p\u00e4isy\u00e4. Vetysulkupinnoitteiden odotetaan mahdollistavan vetyhaurastumiselle alttiiden ter\u00e4sten, erityisesti kustannustehokkaiden niukkaseosteisten ter\u00e4sten tai kevyiden lujien ter\u00e4sten, k\u00e4ytt\u00e4misen vetytaloudessa. T\u00e4h\u00e4n tarkoitukseen on tutkittu p\u00e4\u00e4asiassa keraamisia pinnoitemateriaaleja, kuten oksideja, nitridej\u00e4 ja karbideja. T\u00e4ss\u00e4 katsauksessa k\u00e4sitell\u00e4\u00e4n vety\u00e4 l\u00e4p\u00e4isevien pinnoitteiden nykytilannetta. Al<sub>2<\/sub>O<sub>3<\/sub>, TiAlN ja TiC vaikuttavat lupaavimmilta ehdokkailta keraamisista materiaaleista. Pinnoitusmenetelmi\u00e4 verrataan niiden kyvyn tuottaa laadultaan sopivia kerroksia ja niiden mahdollisuuksia skaalautua teolliseen k\u00e4ytt\u00f6\u00f6n. Keskustellaan erilaisista vety\u00e4 l\u00e4p\u00e4isevyyden karakterisointimenetelmist\u00e4, joissa k\u00e4ytet\u00e4\u00e4n sek\u00e4 kaasumaista vety\u00e4 ett\u00e4 s\u00e4hk\u00f6kemiallisesta reaktiosta per\u00e4isin olevaa vety\u00e4. Lopuksi hahmotellaan mahdollisia tapoja parantaa ja optimoida vetysulkupinnoitteita.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.mdpi.com\/2673-4141\/4\/2\/22\" target=\"_blank\" data-type=\"URL\" data-id=\"https:\/\/www.mdpi.com\/2673-4141\/4\/2\/22\" rel=\"noreferrer noopener\">Lue koko artikkeli<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>By Marcel Wetegrove, Maria Jazmin Duarte, Klaus Taube, Martin Rohloff, Hariprasad Gopalan, Christina Scheu, Gerhard Dehm and Angela Kruth. Hydrogen barrier coatings are protective layers consisting of materials with a low intrinsic hydrogen diffusivity and solubility, showing the potential to&#8230;<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"doc_category":[21],"doc_tag":[],"class_list":["post-10083","docs","type-docs","status-publish","hentry","doc_category-hydrogen-insights"],"year_month":"2026-04","word_count":190,"total_views":0,"reactions":{"happy":0,"normal":0,"sad":0},"author_info":{"name":"Triton Hydrogen","author_nicename":"supprt","author_url":"https:\/\/triton-hydrogen.com\/fi\/author\/supprt\/"},"doc_category_info":[{"term_name":"Hydrogen Insights","term_url":"https:\/\/triton-hydrogen.com\/fi\/insight-category\/hydrogen-insights\/"}],"doc_tag_info":[],"_links":{"self":[{"href":"https:\/\/triton-hydrogen.com\/fi\/wp-json\/wp\/v2\/docs\/10083","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/triton-hydrogen.com\/fi\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/triton-hydrogen.com\/fi\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/triton-hydrogen.com\/fi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/triton-hydrogen.com\/fi\/wp-json\/wp\/v2\/comments?post=10083"}],"version-history":[{"count":2,"href":"https:\/\/triton-hydrogen.com\/fi\/wp-json\/wp\/v2\/docs\/10083\/revisions"}],"predecessor-version":[{"id":10085,"href":"https:\/\/triton-hydrogen.com\/fi\/wp-json\/wp\/v2\/docs\/10083\/revisions\/10085"}],"wp:attachment":[{"href":"https:\/\/triton-hydrogen.com\/fi\/wp-json\/wp\/v2\/media?parent=10083"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"https:\/\/triton-hydrogen.com\/fi\/wp-json\/wp\/v2\/doc_category?post=10083"},{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/triton-hydrogen.com\/fi\/wp-json\/wp\/v2\/doc_tag?post=10083"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}