{"id":214599,"date":"2025-05-23T13:23:42","date_gmt":"2025-05-23T18:23:42","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/05\/quantum-eyes-on-energy-loss-diamond-quantum-imaging-can-enable-next-gen-power-electronics"},"modified":"2025-05-23T13:23:42","modified_gmt":"2025-05-23T18:23:42","slug":"quantum-eyes-on-energy-loss-diamond-quantum-imaging-can-enable-next-gen-power-electronics","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/05\/quantum-eyes-on-energy-loss-diamond-quantum-imaging-can-enable-next-gen-power-electronics","title":{"rendered":"Quantum eyes on energy loss: Diamond quantum imaging can enable next-gen power electronics"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/quantum-eyes-on-energy-loss-diamond-quantum-imaging-can-enable-next-gen-power-electronics2.jpg\"><\/a><\/p>\n<p>Improving energy conversion efficiency in power electronics is vital for a sustainable society, with wide-bandgap semiconductors like GaN and SiC power devices offering advantages due to their high-frequency capabilities. However, energy losses in passive components at high frequencies hinder efficiency and miniaturization. This underscores the need for advanced soft magnetic materials with lower energy losses.<\/p>\n<p>In a study <a href=\"https:\/\/doi.org\/10.1038\/s43246-025-00812-4\" target=\"_blank\">published<\/a> in <i>Communications Materials<\/i>, a research team led by Professor Mutsuko Hatano from the School of Engineering, Institute of Science, Tokyo, Japan, has developed a novel method for analyzing such losses by simultaneously imaging the amplitude and phase of alternating current (AC) stray fields, which are key to understanding hysteresis losses.<\/p>\n<p>Using a diamond quantum sensor with nitrogen-vacancy (NV) centers and developing two protocols\u2014qubit frequency tracking (Qurack) for kHz and quantum heterodyne (Qdyne) imaging for MHz frequencies\u2014they realized wide-range AC magnetic field imaging. This study was carried out in collaboration with Harvard University and Hitachi, Ltd.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Improving energy conversion efficiency in power electronics is vital for a sustainable society, with wide-bandgap semiconductors like GaN and SiC power devices offering advantages due to their high-frequency capabilities. However, energy losses in passive components at high frequencies hinder efficiency and miniaturization. This underscores the need for advanced soft magnetic materials with lower energy losses. [\u2026]<\/p>\n","protected":false},"author":662,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1497,38,1617,17],"tags":[],"class_list":["post-214599","post","type-post","status-publish","format-standard","hentry","category-energy","category-engineering","category-quantum-physics","category-sustainability"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/214599","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\/662"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=214599"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/214599\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=214599"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=214599"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=214599"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}