Illinois Scientists Unveil New Technique to Study Magnons, Paving the Way for Advanced Quantum Computing

Edited by: Vera Mo

In a breakthrough for quantum computing, researchers at the University of Illinois Urbana-Champaign have pioneered a novel technique to study magnons, the fundamental particles of magnetism. This innovative approach, utilizing superconducting qubits, allows for precise measurement of magnon behavior, even under extreme conditions previously inaccessible to scientists.

Magnons are key to developing advanced quantum computing technologies, potentially enhancing functionalities like nonreciprocity and transduction. The team, led by Sonia Rani, coupled yttrium-iron-garnet (YIG) materials to superconducting qubits via a microwave cavity. This method enabled accurate characterization of magnon numbers and lifetimes across a wide range of excitations.

The study, published in Physical Review Applied, opens doors to more complex magnonic networks capable of advanced information processing. This advancement, supported by the U.S. Department of Energy and the National Science Foundation, marks a significant step toward integrating superconducting qubits and magnetic systems in quantum devices, promising a future of faster and more efficient computing.

Sources

  • Mirage News

  • Physical Review Applied

  • Illinois Quantum Information Science and Technology Center

  • Phys.org

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