{"id":216928,"date":"2025-07-01T06:16:55","date_gmt":"2025-07-01T11:16:55","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/07\/enhanced-quantum-computers-and-beyond-exploring-magnons-with-superconducting-qubits"},"modified":"2025-07-01T06:16:55","modified_gmt":"2025-07-01T11:16:55","slug":"enhanced-quantum-computers-and-beyond-exploring-magnons-with-superconducting-qubits","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/07\/enhanced-quantum-computers-and-beyond-exploring-magnons-with-superconducting-qubits","title":{"rendered":"Enhanced quantum computers and beyond: Exploring magnons with superconducting qubits"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/enhanced-quantum-computers-and-beyond-exploring-magnons-with-superconducting-qubits.jpg\"><\/a><\/p>\n<p>Devices taking advantage of the collective quantum behavior of spin excitations in magnetic materials\u2014known as magnons\u2014have the potential to improve quantum computing devices. However, using magnons in quantum devices requires an in-depth understanding of their nature and limitations. A new experimental technique uses superconducting qubits to sensitively characterize magnon behavior in previously unexplored regimes.<\/p>\n<p>Researchers in the Grainger College of Engineering at the University of Illinois Urbana-Champaign have <a href=\"https:\/\/link.aps.org\/doi\/10.1103\/6dmm-mnxd\" target=\"_blank\">reported<\/a> in the journal <i>Physical Review Applied<\/i> that highly excited magnon behavior in <a href=\"https:\/\/phys.org\/tags\/ferromagnetic+materials\/\" rel=\"tag\" class=\"\">ferromagnetic materials<\/a> can be accurately characterized by coupling the material to a superconducting qubit via a microwave cavity. This setup allowed the researchers to characterize both the number of magnons and their lifetimes when thousands of excitations are present, a regime that has not been studied well.<\/p>\n<p>\u201cTo be useful in quantum computing applications, limitations on magnon systems need to be understood properly,\u201d said Sonia Rani, the study\u2019s lead author. \u201cThe problem is that there isn\u2019t a good theory for when certain effects become important, and if we should expect them to lead to detrimental effects.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Devices taking advantage of the collective quantum behavior of spin excitations in magnetic materials\u2014known as magnons\u2014have the potential to improve quantum computing devices. However, using magnons in quantum devices requires an in-depth understanding of their nature and limitations. A new experimental technique uses superconducting qubits to sensitively characterize magnon behavior in previously unexplored regimes. Researchers [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1523,1617],"tags":[],"class_list":["post-216928","post","type-post","status-publish","format-standard","hentry","category-computing","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/216928","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=216928"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/216928\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=216928"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=216928"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=216928"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}