{"id":2813,"date":"2025-12-11T01:18:30","date_gmt":"2025-12-10T16:18:30","guid":{"rendered":"https:\/\/magn.pe.titech.ac.jp\/lab\/?p=2813"},"modified":"2025-12-13T20:50:47","modified_gmt":"2025-12-13T11:50:47","slug":"%e8%ab%96%e6%96%87%e6%8e%b2%e8%bc%89%ef%bc%9amo-cofeb-mgal2o4%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e5%b7%a8%e5%a4%a7%e3%81%aa%e5%9e%82%e7%9b%b4","status":"publish","type":"post","link":"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/2813\/","title":{"rendered":"\u8ad6\u6587\u63b2\u8f09\uff1aMo\/CoFeB\/MgAl2O4\u306b\u304a\u3051\u308b\u5de8\u5927\u306a\u5782\u76f4\u78c1\u6c17\u7570\u65b9\u6027"},"content":{"rendered":"<p>Mo\/CoFeB\/MgAl<sub>2<\/sub>O<sub>4<\/sub>\u306b\u304a\u3051\u308b\u5de8\u5927\u306a\u5782\u76f4\u78c1\u6c17\u7570\u65b9\u6027\u3092\u5b9f\u73fe\u3057\u305f\u7814\u7a76\u6210\u679c\u306fApplied Physics Letters\u8a8c\u306b\u63b2\u8f09\u3055\u308c\u307e\u3057\u305f\u3002\u672c\u7814\u7a76\u306f\u30a6\u30a7\u30b9\u30bf\u30f3\u30c7\u30b8\u30bf\u30eb\u793e\u3068\u306e\u5171\u540c\u7814\u7a76\u306e\u6210\u679c\u3067\u3059\u3002<\/p>\n<p><a href=\"https:\/\/doi.org\/10.1063\/5.0301346\" target=\"_blank\" rel=\"noopener\">Zhang Ruixian, Sho Kagami, Daiki Ito, Quang Le, Brian York, Cherngye Hwang, Xiaoyong Liu, Son Le, Maki Maeda, Tuo Fan, Yu Tao, Hisashi Takano, Pham Nam Hai, &#8220;Giant perpendicular magnetic anisotropy in Mo\/Boron-rich CoFeB\/MgAl<sub>2<\/sub>O<sub>4<\/sub> structure&#8221;, Appl. Phys. Lett. 127, 232403 (2025).<\/a><\/p>\n<p><a href=\"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-content\/uploads\/2025\/12\/Zhang-APL-2025.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2814\" src=\"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-content\/uploads\/2025\/12\/Zhang-APL-2025.jpeg\" alt=\"\" width=\"700\" height=\"252\" srcset=\"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-content\/uploads\/2025\/12\/Zhang-APL-2025.jpeg 700w, https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-content\/uploads\/2025\/12\/Zhang-APL-2025-300x108.jpeg 300w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/a><\/p>\n<p>\u56f3(a)2\u91cdCoFeB\u69cb\u9020 (b)\u5782\u76f4\u78c1\u754c\u304a\u3088\u3073(c)\u9762\u5185\u78c1\u754c\u3092\u5370\u52a0\u3057\u305f\u6642\u306e\u7570\u5e38\u30db\u30fc\u30eb\u62b5\u6297\uff08\uff5e\u78c1\u5316\u5782\u76f4\u6210\u5206\uff09\u66f2\u7dda\u3002<\/p>\n<p>\u73fe\u5728\u306eMRAM\u306fCMOS 14~16 nm\u5bfe\u5fdc\u306b\u3068\u3069\u307e\u3063\u3066\u3044\u308b\u3002\u3053\u308c\u3088\u308a\u5fae\u7d30\u5316\u3059\u308b\u3068\u3001\u78c1\u6027\u4f53\u306e\u71b1\u63fa\u3089\u304e\u306b\u3088\u3063\u3066\u3001\u30c7\u30fc\u30bf\u306e\u4fdd\u6301\u80fd\u529b\u304c\u4f4e\u4e0b\u3059\u308b\u3002\u3088\u308a\u5fae\u7d30\u306aCMOS\u30d7\u30ed\u30bb\u30b9\u5bfe\u5fdc\u53ef\u80fd\u306aMRAM\u7d20\u5b50\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u3088\u308a\u9ad8\u3044\u5782\u76f4\u78c1\u6c17\u7570\u65b9\u6027\u3092\u5b9f\u73fe\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n<p>\u672c\u7814\u7a76\u3067\u306f\u3001\u72ec\u81ea\u958b\u767a\u3057\u305fMo\/B-rich CoFeB\/MgAl<sub>2<\/sub>O<sub>4<\/sub>\u69cb\u9020\u3092\u63a1\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001300\u2103\uff5e400\u2103\u71b1\u51e6\u7406\u5f8c\u306b\u3001B(\u30dc\u30ed\u30f3)\u3092\u7d76\u5999\u306b\u78c1\u6027\u5c64\u306b\u6b8b\u3057\u3001\u4f4e\u3044\u53cd\u78c1\u754c\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u5b9f\u73fe\u3059\u308b\u3053\u3068\u3067\u3001\u5de8\u5927\u306a\u7570\u65b9\u6027\u78c1\u754c<em>H<\/em><sub>k<\/sub> ~ 17.5 &#8211; 19.5 kOe (\u5f93\u6765\u306e3\u500d)\u304a\u3088\u3073\u5de8\u5927\u306a\u78c1\u6c17\u7570\u65b9\u6027\u30a8\u30cd\u30eb\u30ae\u30fc<em>K<\/em><sub>eff<\/sub> ~ 6.9 &#8211; 9.4&#215;10<sup>6<\/sup> erg\/cc\uff08\u5f93\u6765\u306e2\u500d\uff09\u3092\u5b9f\u73fe\u3057\u305f\u3002\u305d\u306e\u7d50\u679c\u3001MRAM\u7d20\u5b50\u30b5\u30a4\u30ba\u309222 nm\u307e\u3067\u4f4e\u6e1b\u3067\u304d\u308b\u305f\u3081\u3001CMOS 7 nm\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002\u3055\u3089\u306b\u30012\u91cdCoFeB\u5c64\uff08\u56f3a~c\uff09\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u3001MRAM\u7d20\u5b50\u30b5\u30a4\u30ba\u309214.5 nm\u307e\u3067\u5fae\u7d30\u5316\u53ef\u80fd\u3068\u306a\u308a\u3001\u3088\u308a\u5148\u7aef\u306aCMOS 5 nm\u30d7\u30ed\u30bb\u30b9\u3092\u5bfe\u5fdc\u53ef\u80fd\u3068\u306a\u3063\u305f\u3002<\/p>\n<p><strong><a href=\"https:\/\/educ.titech.ac.jp\/ee\/news\/2025_12\/068626.html\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #ff9900;\">\u96fb\u96fb\u30cb\u30e5\u30fc\u30b9: 5 nm CMOS\u30d7\u30ed\u30bb\u30b9\u5bfe\u5fdc\u53ef\u80fd\u306a\u5148\u7aefMRAM\u6280\u8853\u3092\u958b\u767a<\/span><\/a><\/strong><br \/>\n<strong><span style=\"color: #ff9900;\">&#8211; MRAM\u306e\u5fae\u7d30\u5316\u3092\u52a0\u901f<\/span><\/strong><\/p>\n<p><a href=\"https:\/\/www.mram-info.com\/researchers-develop-most-advanced-mram-free-layer-date\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #ff9900;\"><strong>Researchers develop the most advanced MRAM free layer to date<\/strong><\/span><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mo\/CoFeB\/MgAl2O4\u306b\u304a\u3051\u308b\u5de8\u5927\u306a\u5782\u76f4\u78c1\u6c17\u7570\u65b9\u6027\u3092\u5b9f\u73fe\u3057\u305f\u7814\u7a76\u6210\u679c\u306fApplied Physics Letters\u8a8c\u306b\u63b2\u8f09\u3055\u308c\u307e\u3057\u305f\u3002\u672c\u7814\u7a76\u306f\u30a6\u30a7\u30b9\u30bf\u30f3\u30c7\u30b8\u30bf\u30eb\u793e\u3068\u306e\u5171\u540c\u7814\u7a76\u306e\u6210\u679c\u3067\u3059\u3002 Zhang Ruix &hellip; <a href=\"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/2813\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":2814,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-2813","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paper"],"_links":{"self":[{"href":"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-json\/wp\/v2\/posts\/2813","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-json\/wp\/v2\/comments?post=2813"}],"version-history":[{"count":15,"href":"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-json\/wp\/v2\/posts\/2813\/revisions"}],"predecessor-version":[{"id":2835,"href":"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-json\/wp\/v2\/posts\/2813\/revisions\/2835"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-json\/wp\/v2\/media\/2814"}],"wp:attachment":[{"href":"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-json\/wp\/v2\/media?parent=2813"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-json\/wp\/v2\/categories?post=2813"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/magn.ee.eng.isct.ac.jp\/lab\/wp-json\/wp\/v2\/tags?post=2813"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}