First fully integrated/ tunable standalone magnonic spin-wave chip operates without external magnets for beyond 6G telecom

https://phys.org/news/2026-01-standalone-chip-external-magnets-future.html

"100×150 square μm samarium cobalt micromagnets/ magnetic flux concentrators on chip (no bulky external magnets), existing electronics fabrication (silicon-compatible)... magnetic field tunable (11 to 20.5 mT) adjusting distance between magnets/ concentrators, enabling 3 to 8 GHz adjustment, phase shift tuned up to 120° at 6 GHz, stable up to 200°C... future: integrate with Micro-Electro-Mechanical Systems making real-time reconfigurable revolutionizing consumer/ automotive sensors, medical diagnostics"