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physics.app-ph2026
Dispersion Engineered Frequency Tunable Delay Platform based on Magnetostatic Surface Waves
Chin-Yu Chang, Xingyu Du, Shun Yao +3
Reconfigurable radio-frequency front ends in modern radar and wireless systems require delay elements that simultaneously offer low-loss, low noise, compact form factor, and wideba…
physics.app-ph2025
A Wideband Tunable, Nonreciprocal Bandpass Filter Using Magnetostatic Surface Waves with Zero Static Power Consumption
Xingyu Du, Yixiao Ding, Shun Yao +7
Modern wireless systems demand compact, power-efficient RF front-end components that support wideband tunability and nonreciprocity. We present a new class of miniature bandpass fi…
physics.app-ph2025
A 5.9 GHz Sezawa SAW Acoustic Delay Line Based on Al0.6Sc0.4N-on-Sapphire with Propagation Q-factor > 3,000
Chin-Yu Chang, Xiaolei Tong, Pedram Yousefian +3
In this work, we demonstrate a high-performance surface acoustic wave (SAW) delay line based on a Scandium alloyed aluminum nitride (AlScN)-on-sapphire platform operating at 5.9 GH…