{"id":14441,"date":"2025-12-01T02:47:30","date_gmt":"2025-12-01T02:47:30","guid":{"rendered":"https:\/\/hsmagnet.com\/?p=14441"},"modified":"2025-12-01T02:47:32","modified_gmt":"2025-12-01T02:47:32","slug":"%e7%a3%81%e7%9f%b3%e3%81%af%e3%81%a9%e3%81%93%e3%81%8b%e3%82%89%e3%82%a8%e3%83%8d%e3%83%ab%e3%82%ae%e3%83%bc%e3%82%92%e5%be%97%e3%82%8b%e3%81%ae%e3%81%8b","status":"publish","type":"post","link":"https:\/\/hsmagnet.com\/ja\/2025\/12\/01\/where-do-magnets-get-their-energy\/","title":{"rendered":"\u78c1\u77f3\u306f\u3069\u3053\u304b\u3089\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u5f97\u308b\u306e\u3067\u3057\u3087\u3046\u304b?"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u6c38\u4e45\u78c1\u77f3\u306f\u3001\u4ed6\u306e\u78c1\u77f3\u3068\u53cd\u767a\u3057\u305f\u308a\u5f15\u304d\u4ed8\u3051\u305f\u308a\u3059\u308b\u969b\u306b\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u300c\u751f\u307f\u51fa\u3059\u300d\u3088\u3046\u306b\u898b\u3048\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u5b9f\u969b\u306b\u306f\u3001\u3042\u306a\u305f\u304c\u611f\u3058\u308b\u53cd\u767a\u529b\u306f\u3001\u7d99\u7d9a\u7684\u306a\u30a8\u30cd\u30eb\u30ae\u30fc\u51fa\u529b\u306b\u3088\u3063\u3066\u751f\u3058\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u78c1\u6c17\u7684\u306a\u6319\u52d5\u306f\u3001\u7269\u8cea\u5185\u306e\u96fb\u5b50\u306e\u914d\u5217\u306b\u8d77\u56e0\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001 <a href=\"https:\/\/hsmagnet.com\/ja\/%e3%82%bf%e3%82%b0\/%e3%83%8d%e3%82%aa%e3%82%b8%e3%83%a0%e7%a3%81%e7%9f%b3-2\/\">\u30cd\u30aa\u30b8\u30e0<\/a>, <a href=\"https:\/\/hsmagnet.com\/ja\/%e3%82%bf%e3%82%b0\/%e3%82%b5%e3%83%9e%e3%83%aa%e3%82%a6%e3%83%a0%e3%82%b3%e3%83%90%e3%83%ab%e3%83%88%e7%a3%81%e7%9f%b3\/\">\u30b5\u30de\u30ea\u30a6\u30e0-\u30b3\u30d0\u30eb\u30c8<\/a>, \u3001\u307e\u305f\u306f\u30d5\u30a7\u30e9\u30a4\u30c8\u304c\u78c1\u5316\u3055\u308c\u308b\u3068\u3001\u305d\u306e\u539f\u5b50\u78c1\u6c17\u30e2\u30fc\u30e1\u30f3\u30c8\u304c\u7d71\u4e00\u3055\u308c\u305f\u65b9\u5411\u306b\u6574\u5217\u3057\u3001\u5b89\u5b9a\u3057\u305f\u78c1\u5834\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u914d\u7f6e\u306f\u3001\u88fd\u9020\u6642\u306b\u5916\u90e8\u304b\u3089\u52a0\u3048\u3089\u308c\u305f\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u7d50\u679c\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001, <a href=\"https:\/\/hsmagnet.com\/ja\/%e7%a3%81%e6%80%a7%e6%9d%90%e6%96%99\/ndfeb%e7%a3%81%e7%9f%b3\/\">NdFeB\u78c1\u77f3<\/a> \u713c\u7d50\u307e\u305f\u306f\u63a5\u5408\u306b\u3088\u3063\u3066\u88fd\u9020\u3055\u308c\u3001\u305d\u306e\u5f8c\u3001\u5f37\u529b\u306a\u78c1\u5834\u306b\u3055\u3089\u3055\u308c\u308b\u3053\u3068\u3067\u5185\u90e8\u306e\u78c1\u533a\u304c\u914d\u5411\u3055\u308c\u307e\u3059\u3002\u914d\u5411\u3055\u308c\u305f\u78c1\u533a\u306f\u3001\u6750\u6599\u306e\u7d50\u6676\u69cb\u9020\u306b\u3088\u3063\u3066\u30a8\u30cd\u30eb\u30ae\u30fc\u7684\u306b\u6574\u5217\u72b6\u614b\u3092\u597d\u3080\u305f\u3081\u3001\u305d\u306e\u4f4d\u7f6e\u306b\u7559\u307e\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a00\u3044\u63db\u3048\u308c\u3070\u3001\u78c1\u77f3\u306e\u300c\u30a8\u30cd\u30eb\u30ae\u30fc\u300d\u306f\u71c3\u6599\u3067\u306f\u306a\u304f\u3001\u914d\u7f6e\u3067\u3059\u3002\u78c1\u77f3\u306f\u78c1\u5834\u3092\u4f5c\u308b\u305f\u3081\u306b\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u71c3\u713c\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u5358\u306b\u81ea\u7136\u306b\u78c1\u529b\u3092\u751f\u307f\u51fa\u3059\u914d\u7f6e\u3092\u7dad\u6301\u3057\u3066\u3044\u308b\u3060\u3051\u3067\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u78c1\u6c17\u53cd\u767a\u304c\u4ed5\u4e8b\u306e\u3088\u3046\u306b\u611f\u3058\u3089\u308c\u308b\u7406\u7531<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3064\u306e\u78c1\u77f3\u304c\u53cd\u767a\u3059\u308b\u3068\u304d\u3001\u3042\u306a\u305f\u304c\u611f\u3058\u308b\u529b\u306f\u3001\u78c1\u77f3\u304c\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6d88\u8cbb\u3057\u3066\u3044\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u78c1\u754c\u306e\u76f8\u4e92\u4f5c\u7528\u306b\u3088\u308b\u3082\u306e\u3067\u3059\u3002\u4ed5\u4e8b\u306f\u3001\u4eba\u307e\u305f\u306f\u6a5f\u68b0\u304c\u78c1\u77f3\u3092\u62bc\u3057\u5408\u308f\u305b\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u751f\u3058\u307e\u3059\u3002\u53cd\u767a\u529b\u306b\u6253\u3061\u52dd\u3064\u305f\u3081\u306b\u529b\u3092\u52a0\u3048\u308b\u3068\u3001, <em>\u3042\u306a\u305f<\/em> \u30b7\u30b9\u30c6\u30e0\u306b\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u8ffd\u52a0\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7269\u7406\u5b66\u306e\u89b3\u70b9\u304b\u3089\u898b\u308b\u3068\u3001\u78c1\u529b\u306f\u4fdd\u5b58\u529b\u3067\u3059\u3002\u540c\u3058\u6975\u540c\u58eb\u3092\u62bc\u3057\u4ed8\u3051\u3066\u653e\u3059\u3068\u3001\u84c4\u3048\u3089\u308c\u305f\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\u3001\u96e2\u308c\u308b\u969b\u306b\u904b\u52d5\u3068\u3057\u3066\u623b\u308a\u307e\u3059\u3002\u3053\u306e\u904e\u7a0b\u3092\u901a\u3057\u3066\u3001\u78c1\u77f3\u306e\u5185\u90e8\u69cb\u9020\u306f\u5909\u5316\u3057\u307e\u305b\u3093\u3002\u3064\u307e\u308a\u3001\u78c1\u77f3\u81ea\u4f53\u304c\u53cd\u767a\u529b\u306b\u3088\u3063\u3066\u5f37\u5ea6\u3092\u5931\u3063\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u306e\u3067\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/12\/Diagram-showing-aligned-electron-domains-inside-a-magnet-that-generate-magnetic-fields-1024x683.webp\" alt=\"\u78c1\u5834\u3092\u751f\u6210\u3059\u308b\u78c1\u77f3\u5185\u90e8\u306e\u6574\u5217\u3057\u305f\u96fb\u5b50\u30c9\u30e1\u30a4\u30f3\u3092\u793a\u3059\u56f3\u3002.\" class=\"wp-image-14443\" srcset=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/12\/Diagram-showing-aligned-electron-domains-inside-a-magnet-that-generate-magnetic-fields-1024x683.webp 1024w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/12\/Diagram-showing-aligned-electron-domains-inside-a-magnet-that-generate-magnetic-fields-300x200.webp 300w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/12\/Diagram-showing-aligned-electron-domains-inside-a-magnet-that-generate-magnetic-fields-768x512.webp 768w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/12\/Diagram-showing-aligned-electron-domains-inside-a-magnet-that-generate-magnetic-fields-18x12.webp 18w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/12\/Diagram-showing-aligned-electron-domains-inside-a-magnet-that-generate-magnetic-fields-600x400.webp 600w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/12\/Diagram-showing-aligned-electron-domains-inside-a-magnet-that-generate-magnetic-fields.webp 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u78c1\u529b\u306f\u6c38\u4e45\u306b\u6301\u7d9a\u3057\u307e\u3059\u304b?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u78c1\u77f3\u306f\u53cd\u767a\u3057\u305f\u308a\u5f15\u304d\u4ed8\u3051\u305f\u308a\u3059\u308b\u969b\u306b\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u300c\u6d88\u8cbb\u300d\u3059\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u6c38\u4e45\u306b\u6301\u7d9a\u3059\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3044\u304f\u3064\u304b\u306e\u5916\u7684\u8981\u56e0\u306b\u3088\u308a\u3001\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u6027\u80fd\u304c\u5f90\u3005\u306b\u4f4e\u4e0b\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u71b1\u5fdc\u529b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u6e29\u306f\u78c1\u533a\u306e\u914d\u5217\u3092\u5d29\u3059\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u30cd\u30aa\u30b8\u30e0\u78c1\u77f3\u306f\u3001\u5b9a\u683c\u6700\u5927\u52d5\u4f5c\u6e29\u5ea6\uff08\u6a19\u6e96\u30b0\u30ec\u30fc\u30c9\u3067\u306f\u901a\u5e3880\u2103\u3001\u9ad8\u6e29\u30b0\u30ec\u30fc\u30c9\u3067\u306f\u6700\u5927200\u2103\uff09\u3092\u8d85\u3048\u308b\u6e29\u5ea6\u306b\u3055\u3089\u3055\u308c\u308b\u3068\u3001\u78c1\u5316\u304c\u5f31\u307e\u308a\u59cb\u3081\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u7269\u7406\u7684\u306a\u5f71\u97ff<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u885d\u6483\u3084\u6a5f\u68b0\u7684\u632f\u52d5\u306f\u78c1\u533a\u306e\u914d\u5217\u3092\u4e71\u3057\u3001\u78c1\u5834\u5f37\u5ea6\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u7279\u306b\u7523\u696d\u74b0\u5883\u306b\u304a\u3044\u3066\u9855\u8457\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u8150\u98df<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3055\u308c\u3066\u3044\u306a\u3044\u78c1\u77f3\u3001\u7279\u306bNdFeB\u306f\u9178\u5316\u306e\u5f71\u97ff\u3092\u53d7\u3051\u3084\u3059\u304f\u3001\u8868\u9762\u306e\u640d\u50b7\u306f\u5185\u90e8\u69cb\u9020\u3092\u7834\u58ca\u3057\u3001\u6e1b\u78c1\u3092\u52a0\u901f\u3055\u305b\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5916\u90e8\u78c1\u5834<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f37\u529b\u306a\u53cd\u5bfe\u78c1\u5834\u306b\u3055\u3089\u3055\u308c\u308b\u3068\u3001\u6c38\u4e45\u78c1\u77f3\u306e\u78c1\u533a\u306e\u5411\u304d\u304c\u5909\u308f\u3063\u3066\u3001\u90e8\u5206\u7684\u307e\u305f\u306f\u5b8c\u5168\u306b\u6d88\u78c1\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b89\u5b9a\u3057\u305f\u6e29\u5ea6\u3001\u4fdd\u8b77\u3055\u308c\u305f\u8868\u9762\u3001\u9069\u5207\u306a\u53d6\u308a\u6271\u3044\u306a\u3069\u3001\u7ba1\u7406\u3055\u308c\u305f\u6761\u4ef6\u4e0b\u3067\u306f\u3001\u9ad8\u54c1\u8cea\u306e\u78c1\u77f3\u306f\u6570\u5341\u5e74\u306b\u308f\u305f\u3063\u3066 95% \u3092\u8d85\u3048\u308b\u5f37\u5ea6\u3092\u7dad\u6301\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"952\" height=\"562\" src=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/11\/Rotor-assembly-with-embedded-permanent-magnets-used-in-PMSM-systems.webp\" alt=\"PMSM \u30b7\u30b9\u30c6\u30e0\u3067\u4f7f\u7528\u3055\u308c\u308b\u6c38\u4e45\u78c1\u77f3\u304c\u57cb\u3081\u8fbc\u307e\u308c\u305f\u30ed\u30fc\u30bf\u30fc \u30a2\u30bb\u30f3\u30d6\u30ea\u3002.\" class=\"wp-image-14415\" srcset=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/11\/Rotor-assembly-with-embedded-permanent-magnets-used-in-PMSM-systems.webp 952w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/11\/Rotor-assembly-with-embedded-permanent-magnets-used-in-PMSM-systems-300x177.webp 300w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/11\/Rotor-assembly-with-embedded-permanent-magnets-used-in-PMSM-systems-768x453.webp 768w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/11\/Rotor-assembly-with-embedded-permanent-magnets-used-in-PMSM-systems-18x12.webp 18w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2025\/11\/Rotor-assembly-with-embedded-permanent-magnets-used-in-PMSM-systems-600x354.webp 600w\" sizes=\"auto, (max-width: 952px) 100vw, 952px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u78c1\u6027\u6750\u6599\u306e\u9577\u671f\u5c55\u671b<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7523\u696d\u304c\u96fb\u5316\u3001\u518d\u751f\u53ef\u80fd\u30a8\u30cd\u30eb\u30ae\u30fc\u3001\u9ad8\u5bc6\u5ea6\u96fb\u529b\u30b7\u30b9\u30c6\u30e0\u3078\u3068\u62e1\u5927\u3059\u308b\u306b\u3064\u308c\u3001\u9577\u671f\u7684\u306a\u78c1\u6c17\u5b89\u5b9a\u6027\u306f\u91cd\u8981\u306a\u6027\u80fd\u6307\u6a19\u3068\u306a\u308a\u3064\u3064\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u81ea\u52d5\u8eca\u3001\u822a\u7a7a\u5b87\u5b99\u3001\u7523\u696d\u30aa\u30fc\u30c8\u30e1\u30fc\u30b7\u30e7\u30f3\u306e\u7528\u9014\u306b\u304a\u3044\u3066\u3001\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u5168\u4f53\u306b\u308f\u305f\u308b\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u9ad8\u5ea6\u306a\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u9ad8\u6e29\u30b0\u30ec\u30fc\u30c9\u3001\u5e0c\u571f\u985e\u5143\u7d20\u3092\u542b\u307e\u306a\u3044\u4ee3\u66ff\u54c1\u306e\u958b\u767a\u304c\u9032\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u65b9\u3001\u78c1\u77f3\u306f\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6d88\u8cbb\u3059\u308b\u3053\u3068\u306a\u304f\u52d5\u4f5c\u3067\u304d\u308b\u305f\u3081\u3001\u904b\u7528\u4e0a\u306e\u5229\u70b9\u3068\u3057\u3066\u4f9d\u7136\u3068\u3057\u3066\u5927\u304d\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u6301\u7d9a\u6027\u3068\u5b89\u5b9a\u6027\u306b\u3088\u308a\u3001\u9ad8\u5ea6\u306a\u88fd\u9020\u74b0\u5883\u306b\u304a\u3051\u308b\u30e2\u30fc\u30bf\u30fc\u3001\u30bb\u30f3\u30b5\u30fc\u3001\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u30fc\u3001\u96fb\u529b\u30b7\u30b9\u30c6\u30e0\u306b\u4e0d\u53ef\u6b20\u306a\u5b58\u5728\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u7d50\u8ad6<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u78c1\u77f3\u306f\u3001\u53cd\u767a\u3057\u305f\u308a\u5f15\u304d\u4ed8\u3051\u305f\u308a\u3059\u308b\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u751f\u6210\u3057\u307e\u305b\u3093\u3002\u305d\u306e\u78c1\u5834\u306f\u3001\u88fd\u9020\u6642\u306b\u78ba\u7acb\u3055\u308c\u305f\u5185\u90e8\u96fb\u5b50\u306e\u914d\u5217\u304b\u3089\u751f\u3058\u307e\u3059\u3002\u3053\u306e\u72b6\u614b\u306f\u7d99\u7d9a\u7684\u306a\u30a8\u30cd\u30eb\u30ae\u30fc\u6d88\u8cbb\u3092\u5fc5\u8981\u3068\u3057\u306a\u3044\u305f\u3081\u3001\u78c1\u77f3\u306f\u69cb\u9020\u3092\u4e71\u3059\u3088\u3046\u306a\u6761\u4ef6\u306b\u3055\u3089\u3055\u308c\u306a\u3044\u9650\u308a\u3001\u7121\u9650\u306b\u529b\u3092\u53ca\u307c\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u771f\u306b\u300c\u6c38\u9060\u300d\u3067\u306f\u306a\u3044\u3082\u306e\u306e\u3001\u305d\u306e\u52d5\u4f5c\u5bff\u547d\u306f\u975e\u5e38\u306b\u9577\u304f\u3001\u73fe\u4ee3\u306e\u5de5\u5b66\u6280\u8853\u3084\u7523\u696d\u9769\u65b0\u306b\u304a\u3051\u308b\u57fa\u76e4\u3068\u306a\u308b\u90e8\u54c1\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p>Permanent magnets often appear to \u201ccreate\u201d energy when they repel or attract other magnets. In reality, the repulsive force you feel is not produced by an ongoing energy output. Instead, magnetic behavior originates from the alignment of electrons inside the material. When a ferromagnetic material\u2014such as neodymium, samarium\u2013cobalt, or ferrite\u2014is magnetized, its atomic magnetic moments align in a unified direction, creating a stable magnetic field. This alignment is the result of external energy applied during manufacturing. For example, NdFeB magnets are produced through sintering or bonding, then exposed to a strong magnetic field that forces their internal magnetic domains to orient. Once aligned, these domains remain in position thanks to [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":14442,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_eb_attr":"","footnotes":""},"categories":[23],"tags":[],"class_list":["post-14441","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-magnet-tech"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Where Do Magnets Get Their Energy? Understanding Magnetic Forces and Longevity<\/title>\n<meta name=\"description\" content=\"Explore where permanent magnets derive their repulsive force, whether magnetic strength lasts forever, and what factors influence long-term magnet performance. 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