{"id":2339,"date":"2026-09-03T05:55:00","date_gmt":"2026-09-03T05:55:00","guid":{"rendered":"https:\/\/netguide.io\/news\/?p=2339"},"modified":"2026-09-03T06:09:17","modified_gmt":"2026-09-03T06:09:17","slug":"ruthenium-dioxide-altermagnetism-spintronics","status":"publish","type":"post","link":"https:\/\/netguide.io\/news\/en\/2026\/09\/03\/ruthenium-dioxide-altermagnetism-spintronics\/","title":{"rendered":"Magnetism on Demand: Rice Physicists Coax Altermagnetism from Ruthenium Dioxide"},"content":{"rendered":"<div id=\"netgu-4059961506\" class=\"netgu-before-content netgu-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6258556257245998\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block;\" data-ad-client=\"ca-pub-6258556257245998\" \ndata-ad-slot=\"3494115342\" \ndata-ad-format=\"auto\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div><p class=\"wp-block-paragraph\"><strong>Physicists at Rice University, together with the University of Minnesota and Switzerland&#8217;s Paul Scherrer Institute, have detected an exotic form of magnetism in a film of ruthenium dioxide (RuO&#8322;) only a few atomic layers thick: so-called altermagnetism. The finding, published on 27 August 2026 in the journal <em>Science Advances<\/em>, could eventually pave the way toward far more energy-efficient electronics.<\/strong><\/p>\n\n<h3 class=\"wp-block-heading\">What makes altermagnetism special<\/h3>\n\n<p class=\"wp-block-paragraph\">Altermagnets combine traits of ferromagnets and antiferromagnets. Their net magnetization is essentially zero, making them hard to disturb &#8211; yet they still treat the spin orientation of electrons in a direction-dependent way. 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class=\"deals-top__image\" src=\"https:\/\/netguide.io\/news\/wp-content\/uploads\/sites\/15\/2026\/09\/61UiXJLhChL._AC_SL1500_-150x150.jpg\" alt=\"\" width=\"52\" height=\"52\" loading=\"lazy\" \/>\r\n\t\t\t\t\t\t\r\n\t\t\t\t\t\t<span class=\"deals-top__body\">\r\n\t\t\t\t\t\t\t<span class=\"deals-top__name\">Philips Hue E27 Filament Gro\u00dfe Edison Lampe | White Ambiance, Alle Wei\u00dft\u00f6ne, 550 lm, Dimmbar, Leuchtmittel f\u00fcr das Hue Lichtsystem, App- und Sprachsteuerung, S\u2026<\/span>\r\n\r\n\t\t\t\t\t\t\t<span class=\"deals-top__meta\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-top__price\">29.99 \u20ac<\/span>\r\n\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<s>39.90 \u20ac<\/s>\r\n\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-discount\">-25%<\/span>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\r\n\t\t\t\t\t\t<\/span>\r\n\r\n\t\t\t\t\t\t<span 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height=\"52\" loading=\"lazy\" \/>\r\n\t\t\t\t\t\t\r\n\t\t\t\t\t\t<span class=\"deals-top__body\">\r\n\t\t\t\t\t\t\t<span class=\"deals-top__name\">Samsung Galaxy Book4 Edge AI-Laptop, 15,6-Zoll-Display, 16GB RAM, Snapdragon X Plus Prozessor, Notebook 512GB Speicher, Copilot+ PC, Sapphire Blue, 3 Jahre Her\u2026<\/span>\r\n\r\n\t\t\t\t\t\t\t<span class=\"deals-top__meta\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-top__price\">579.00 \u20ac<\/span>\r\n\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<s>967.97 \u20ac<\/s>\r\n\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-discount\">-40%<\/span>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\r\n\t\t\t\t\t\t<\/span>\r\n\r\n\t\t\t\t\t\t<span class=\"deals-top__temperature\">\r\n\t\t\t\t\t\t\t0\u00b0\r\n\t\t\t\t\t\t<\/span>\r\n\t\t\t\t\t<\/a>\r\n\t\t\t\t<\/li>\r\n\t\t\t\t\t<\/ul>\r\n\r\n\t\t\t\t\t<p class=\"deals-top__more\">\r\n\t\t\t\t<a href=\"https:\/\/netguide.io\/deals\/\">Alle Deals ansehen \u2192<\/a>\r\n\t\t\t<\/p>\r\n\t\t\t<\/aside>\r\n<\/div>\n\n<h3 class=\"wp-block-heading\">Mechanical strain as a switch<\/h3>\n\n<p class=\"wp-block-paragraph\">In bulk form, RuO&#8322; is considered non-magnetic. Only when the team led by Ming Yi (with first author Yichen Zhang) grew the oxide into an ultrathin film and strained it epitaxially did direct measurements of the spin texture reveal the tell-tale patterns. Without lattice strain the effect vanished. That strain could therefore act as a &#8220;dial&#8221; to switch the magnetism on and off deliberately &#8211; an appealing route toward low-power memory and logic devices.<\/p>\n\n<h3 class=\"wp-block-heading\">Still fundamental research<\/h3>\n\n<p class=\"wp-block-paragraph\">Context matters: this is a laboratory measurement on specially prepared thin films. Whether RuO&#8322; is truly an altermagnet has been debated in the field for years. The new work provides solid evidence but not the final word. Market-ready chips or memory remain a long way off &#8211; yet the study shows that a promising quantum state can be produced through a well-controllable parameter.<\/p>\n\n<p class=\"wp-block-paragraph\"><em>Sources: <\/em><a href=\"https:\/\/www.science.org\/doi\/10.1126\/sciadv.aec2917\" target=\"_blank\" rel=\"noopener\">Science Advances (DOI: 10.1126\/sciadv.aec2917)<\/a><em>, <\/em><a href=\"https:\/\/www.sciencedaily.com\/releases\/2026\/08\/260826055454.htm\" target=\"_blank\" rel=\"noopener\">ScienceDaily<\/a><em>, <\/em><a href=\"https:\/\/www.thebrighterside.news\/post\/ultrathin-ruthenium-dioxide-discovery-could-enable-faster-smaller-and-more-efficient-computer-devices\/\" target=\"_blank\" rel=\"noopener\">The Brighter Side of News<\/a><em>.<\/em><\/p><div id=\"netgu-4165810262\" class=\"netgu-after-content netgu-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6258556257245998\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block;\" data-ad-client=\"ca-pub-6258556257245998\" \ndata-ad-slot=\"4559785002\" \ndata-ad-format=\"auto\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>An ultrathin, mechanically strained film of ruthenium dioxide reveals altermagnetism \u2013 an exotic magnetic state that could enable low-power spintronic chips. Published on 27 August 2026 in Science Advances.<\/p>\n","protected":false},"author":1,"featured_media":1999,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[],"tags":[],"class_list":["post-2339","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"brizy_media":[],"_links":{"self":[{"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/posts\/2339","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/comments?post=2339"}],"version-history":[{"count":1,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/posts\/2339\/revisions"}],"predecessor-version":[{"id":2376,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/posts\/2339\/revisions\/2376"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/media\/1999"}],"wp:attachment":[{"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/media?parent=2339"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/categories?post=2339"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/tags?post=2339"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}