{"id":235005,"date":"2026-04-11T02:19:29","date_gmt":"2026-04-11T07:19:29","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/04\/a-macroscopic-magnet-precesses"},"modified":"2026-04-11T02:19:29","modified_gmt":"2026-04-11T07:19:29","slug":"a-macroscopic-magnet-precesses","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/04\/a-macroscopic-magnet-precesses","title":{"rendered":"A Macroscopic Magnet Precesses"},"content":{"rendered":"<p style=\"padding-right: 20px\"><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/a-macroscopic-magnet-precesses.jpg\"><\/a><\/p>\n<p>An isolated magnet\u2019s intrinsic angular momentum induces gyroscopic motion, an observation that could lead to ultrasensitive magnetometers.<\/p>\n<p>In 1861, physicist James Clerk Maxwell proposed that a magnet behaves to some extent like a spinning gyroscope [<a href=\"https:\/\/physics.aps.org\/articles\/v19\/51#c1\">1<\/a>], but his experiments never managed to demonstrate the effect. Since then, researchers have observed various manifestations of so-called gyromagnetism, mostly in specialized magnetic materials or with spinning magnets, but now a research team has detected signatures of gyroscopic motion corresponding to Maxwell\u2019s original ideas [<a href=\"https:\/\/physics.aps.org\/articles\/v19\/51#c2\">2<\/a>]. The team used a microscopic magnetic sphere in a technique that, with improvements, could be employed for ultrasensitive magnetic-field detection, which could be useful for research on biological magnetism.<\/p>\n<p>If you try to tilt a gyroscope spinning around a vertical axis, it will respond by tilting at 90\u00b0 from the push direction, an effect that leads to precession in response to gravity\u2014such as the slow loop executed by the axis of a spinning top. An electron in a magnetic field behaves like a gyroscope in a gravitational field because the electron has a magnetic moment, which is associated with intrinsic angular momentum, or spin. So you might expect that a material whose microscopic spins align\u2014such as an ordinary ferromagnet\u2014would have a macroscopic angular momentum and behave like a gyroscope.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>An isolated magnet\u2019s intrinsic angular momentum induces gyroscopic motion, an observation that could lead to ultrasensitive magnetometers. In 1861, physicist James Clerk Maxwell proposed that a magnet behaves to some extent like a spinning gyroscope [1], but his experiments never managed to demonstrate the effect. Since then, researchers have observed various manifestations of so-called gyromagnetism, [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,1635],"tags":[],"class_list":["post-235005","post","type-post","status-publish","format-standard","hentry","category-biological","category-materials"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/235005","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=235005"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/235005\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=235005"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=235005"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=235005"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}