{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Schlitz R"],"funding":["Swiss National Science Foundation","Deutsche Forschungsgemeinschaft","Deutsche Forschungsgemeinschaft (German Research Foundation)"],"pagination":["8472"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12474986"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["16(1)"],"pubmed_abstract":["The ability to manipulate magnons using electronic currents holds transformative potential for high-frequency signal processing architectures based on insulating magnetic materials. A critical challenge, however, lies in achieving efficient magnon emission and amplification through damping compensation, which typically requires ultra-thin films. In this study, we break this limitation by demonstrating a three-order-of-magnitude increase in magnon population, consistent with the onset of auto-oscillations upon reaching damping compensation, by injecting a spin current from a μm-wide Pt wire into a continuous 150 nm-thick yttrium iron garnet film. Using nonlocal magnon transport and Brillouin light scattering, we reveal that damping compensation occurs due to magnon self-localization beneath"],"journal":["Nature communications"],"pubmed_title":["Auto-oscillations and directional magnon emission induced by spin current injection into large magnetic volumes."],"pmcid":["PMC12474986"],"funding_grant_id":["200020","200020 200465","425217212","200465","529812702"],"pubmed_authors":["Gambardella P","Demidov VE","Schlitz R","Lammel M","Demokritov SO"],"additional_accession":[]},"is_claimable":false,"name":"Auto-oscillations and directional magnon emission induced by spin current injection into large magnetic volumes.","description":"The ability to manipulate magnons using electronic currents holds transformative potential for high-frequency signal processing architectures based on insulating magnetic materials. A critical challenge, however, lies in achieving efficient magnon emission and amplification through damping compensation, which typically requires ultra-thin films. In this study, we break this limitation by demonstrating a three-order-of-magnitude increase in magnon population, consistent with the onset of auto-oscillations upon reaching damping compensation, by injecting a spin current from a μm-wide Pt wire into a continuous 150 nm-thick yttrium iron garnet film. Using nonlocal magnon transport and Brillouin light scattering, we reveal that damping compensation occurs due to magnon self-localization beneath","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Sep","modification":"2026-06-03T22:46:36.314Z","creation":"2026-05-02T03:11:35.161Z"},"accession":"S-EPMC12474986","cross_references":{"pubmed":["41006276"],"doi":["10.1038/s41467-025-63350-0"]}}