{"id":32054,"date":"2025-08-27T11:29:44","date_gmt":"2025-08-27T05:59:44","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=32054"},"modified":"2025-08-27T12:52:58","modified_gmt":"2025-08-27T07:22:58","slug":"rare-earth-magnets","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/rare-earth-magnets\/","title":{"rendered":"Rare Earth Magnets"},"content":{"rendered":"<h2><b>Rare Earth Magnet Latest News<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Automakers too are cutting down on certain non-essential equipment in their vehicles to reduce the usage of rare earth magnets.\u00a0<\/span><\/p>\n<h2><b>About Rare Earth Magnet<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Rare earth magnets are a type of <\/span><b>permanent magnet<\/b><span style=\"font-weight: 400;\"> made from <\/span><b>alloys of rare earth elements.\u00a0<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Properties:<\/b><span style=\"font-weight: 400;\"> They are known for <\/span><b>their exceptional magnetic strength,<\/b> <b>high energy density, <\/b><span style=\"font-weight: 400;\">and <\/span><b>superior performance<\/b><span style=\"font-weight: 400;\"> compared to other types of magnets.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">These magnets are widely used in various industries due to their <\/span><b>ability to generate strong magnetic fields<\/b><span style=\"font-weight: 400;\"> in compact sizes.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Their global supply chain is currently <\/span><b>dominated by China<\/b><span style=\"font-weight: 400;\">, which accounts for about 90% of processing capacity.<\/span><\/li>\n<\/ul>\n<h2><b>Rare Earth Magnets Types<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Neodymium<\/b><span style=\"font-weight: 400;\"> (Nd-Fe-B) and <\/span><b>Samarium Cobalt<\/b><span style=\"font-weight: 400;\"> (SmCo) are the two most common types of rare earth magnet materials. Both types are extremely strong.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Neo magnets are composed <\/span><b>primarily of neodymium<\/b><span style=\"font-weight: 400;\">, boron and iron, and samarium cobalt is composed of <\/span><b>samarium and cobalt.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Both materials come in <\/span><b>different grades,<\/b><span style=\"font-weight: 400;\"> or strengths, and have different magnetic and physical properties.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">These magnets <\/span><b>tend to be brittle <\/b><span style=\"font-weight: 400;\">and are <\/span><b>vulnerable to corrosion<\/b><span style=\"font-weight: 400;\">. Manufacturers typically nickel-plate the material to protect it from oxidation.<\/span><\/li>\n<\/ul>\n<h2><b>Rare Earth Magnets Uses<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">These are used in medical applications such as <\/span><b>magnetic resonance imaging<\/b><span style=\"font-weight: 400;\"> (MRI) machines, as well as <\/span><b>X-Rays and positron emission tomography<\/b><span style=\"font-weight: 400;\"> (PET) imaging.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">They are also utilized in <\/span><b>aviation, national defense<\/b><span style=\"font-weight: 400;\">, electronic devices, smartphones, consumer goods, jewelry, hard drives, and electric vehicles (EVs), to name several applications.<\/span><\/li>\n<\/ul>\n<p><b>Source: <\/b><a href=\"https:\/\/indianexpress.com\/article\/business\/automakers-try-temporary-fixes-cut-equipment-from-vehicles-to-drive-around-rare-earth-magnets-shortage-10210977\/\" target=\"_blank\" rel=\"nofollow noopener\"><span style=\"font-weight: 400;\">PIB<\/span><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Rare earth magnets are high-performance permanent magnets made primarily from rare earth elements such as Neodymium (Nd), Samarium (Sm), and Dysprosium (Dy). Read more about Rare Earth Magnets, Types, Uses, Latest News<\/p>\n","protected":false},"author":5,"featured_media":32055,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[21,717,22,23],"class_list":{"0":"post-32054","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"tag-prelims-pointers","9":"tag-rare-earth-magnets","10":"tag-upsc-current-affairs","11":"tag-upsc-prelims-current-affairs","12":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/32054","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=32054"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/32054\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/32055"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=32054"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=32054"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=32054"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}