What question did this study set out to answer?

The aim is to address the challenges of acoustomigration and thermal instability in high-power acoustic wave transducers.

April 24, 2026Nature CommunicationsOpen Access

Suppressing acoustomigration and temperature rise for high-power robust acoustics

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Authors

FQFangsheng Qian SCShuhan ChenHong Kong University of Science and Technology WWWei WeiHong Kong University of Science and Technology

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Implication

This research demonstrates a new layered platform that reduces temperature rise in surface acoustic wave devices, indicating enhanced power handling capabilities.

Key Points

The aim is to address the challenges of acoustomigration and thermal instability in high-power acoustic wave transducers.
Proposing a layered acoustic wave platform with a multifunctional top layer
Analyzing its impact on mechanical and thermal boundary conditions
Testing the performance metrics against state-of-the-art devices.
Achieved a 70% reduction in temperature rise
Measured a frequency temperature coefficient of −13 ppm/°C
Attained a threshold power density of 45.61 dBm/mm², significantly higher than existing thin-film devices.

Cite This Study

Qian et al. (2026) studied this question.

synapsesocial.com/papers/69eb0b8d553a5433e34b53e1 https://doi.org/10.1038/s41467-026-72102-7

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Implication

This research demonstrates a new layered platform that reduces temperature rise in surface acoustic wave devices, indicating enhanced power handling capabilities.

Suppressing acoustomigration and temperature rise for high-power robust acoustics

Discussion

Member takes

Implication

Key Points

Cite This Study

Suppressing acoustomigration and temperature rise for high-power robust acoustics

Discussion

Member takes

Implication

Key Points

Cite This Study

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