{"id":21460,"date":"2026-10-15T12:08:49","date_gmt":"2026-10-15T12:08:49","guid":{"rendered":"https:\/\/news.theck1.no\/?p=21460"},"modified":"2026-10-15T12:08:49","modified_gmt":"2026-10-15T12:08:49","slug":"from-spin-wave-to-superconducting-circuit-a-one-way-street-for-quantum-information","status":"publish","type":"post","link":"https:\/\/news.theck1.no\/?p=21460","title":{"rendered":"From spin wave to superconducting circuit: A one-way street for quantum information"},"content":{"rendered":"

AI-rewritten:<\/strong> This is a summary of an article from Phys.org, rewritten by AI (Qwen, running locally) to make it easier to read. The facts come from the original article – read it for the full story.<\/p>\n

Phys.org • October 14, 2026<\/strong><\/div>\n\n

Researchers at Argonne National Laboratory and the University of Illinois Urbana-Champaign have demonstrated a new way to combine magnetic spin waves with superconducting circuits. This hybrid system allows information carried by magnetic ripples to interact with tiny electrical circuits that send microwave signals. The team, led by Yi Li and Valentine Novosad, published their findings in Physical Review Letters. They describe the setup as similar to a hybrid car, where two different power sources work together to improve performance.<\/p>\n

<\/p>\n

Spin waves offer a key advantage because they can travel in only one direction under specific conditions. This unidirectional movement helps prevent unwanted noise from leaking back into sensitive quantum components. Superconducting circuits act like on-chip antennas, strengthening communication within the device. By coupling these two technologies, the researchers created a system where information can flow efficiently in a single direction while reducing signal loss.<\/p>\n

The experiment used a thin magnetic film made of yttrium iron garnet (YIG), a material known for sustaining magnetic motion with very little energy loss. A superconducting circuit was placed directly on top of this film to interact with the traveling waves. The team overcame significant material challenges by using a substrate without rare-earth metals, which previously absorbed microwave signals and drained energy from the system. This breakthrough links the fields of spin-wave magnonics and superconducting quantum circuits, potentially enabling more compact and powerful future quantum technologies.<\/p>\n

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Source:<\/strong> Phys.org • October 14, 2026<\/p>\n

Read the original article at Phys.org →<\/a><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

AI-rewritten: This is a summary of an article from Phys.org, rewritten by AI (Qwen, running locally) to make it easier to read. The facts come from the original article – read it for the full story. Phys.org • October 14, 2026 Researchers at Argonne National Laboratory and the University of Illinois Urbana-Champaign have demonstrated a<\/p>\n

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