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Pré-Publication, Document De Travail Année : 2024

Suppression of Electromagnetic Crosstalk by Differential Excitation for SAW Generation

Résumé

Surface acoustic waves (SAWs) hold a vast potential in various fields such as spintronics, quantum acoustics, and electron-quantum optics, but an electromagnetic wave emanating from SAW generation circuits has often been a major hurdle. Here, we investigate a differential excitation method of interdigital transducers (IDTs) to generate SAWs while reducing the electromagnetic wave. The results show that electromagnetic waves are suppressed by more than 90% in all directions. This suppression overcomes the operating limits and improves the scalability of SAW systems. Our results promise to facilitate the development of SAW-based applications in a wide range of research fields.

Dates et versions

hal-04396968 , version 1 (16-01-2024)

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Citer

Shunsuke Ota, Yuma Okazaki, Shuji Nakamura, Takehiko Oe, Hermann Sellier, et al.. Suppression of Electromagnetic Crosstalk by Differential Excitation for SAW Generation. 2024. ⟨hal-04396968⟩

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