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- Title
3D Magnonic Conduits by Direct Write Nanofabrication.
- Authors
Lamb-Camarena, Sebastian; Porrati, Fabrizio; Kuprava, Alexander; Wang, Qi; Urbánek, Michal; Barth, Sven; Makarov, Denys; Huth, Michael; Dobrovolskiy, Oleksandr V.
- Abstract
Magnonics is a rapidly developing domain of nanomagnetism, with application potential in information processing systems. Realisation of this potential and miniaturisation of magnonic circuits requires their extension into the third dimension. However, so far, magnonic conduits are largely limited to thin films and 2D structures. Here, we introduce 3D magnonic nanoconduits fabricated by the direct write technique of focused-electron-beam induced deposition (FEBID). We use Brillouin light scattering (BLS) spectroscopy to demonstrate significant qualitative differences in spatially resolved spin-wave resonances of 2D and 3D nanostructures, which originates from the geometrically induced non-uniformity of the internal magnetic field. This work demonstrates the capability of FEBID as an additive manufacturing technique to produce magnetic 3D nanoarchitectures and presents the first report of BLS spectroscopy characterisation of FEBID conduits.
- Subjects
UNITED States. Bureau of Labor Statistics; NANOFABRICATION; BRILLOUIN scattering; INFORMATION storage &; retrieval systems; LIGHT scattering; ELECTRON beam deposition
- Publication
Nanomaterials (2079-4991), 2023, Vol 13, Issue 13, p1926
- ISSN
2079-4991
- Publication type
Article
- DOI
10.3390/nano13131926