As Greece braces for another blistering wildfire season, a new line of defense is taking shape in Earth’s orbit.

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Abstract: The piezoelectric micromachined ultrasonic transducers (PMUTs) are based on the flexural movement of thin membranes coupled with thin piezoelectric film. These devices can find applications ...

Abstract: Robot audition systems with multiple microphone arrays have many applications in practice. However, the accurate calibration of multiple microphone arrays remains challenging because there ...