Abstract: Noncontact vital sign sensing is conventionally conducted using Doppler radars, among which self-injection-locked (SIL) radars offer enhanced sensitivity. However, the perfor mance of SIL ...
In this Deep Dive episode, investigators explain how math and frequency analysis provided the strongest clues about MH370’s fate. By studying satellite signals, experts traced the aircraft’s likely ...
Abstract: The vibration transient performance is critical for dynamic capability and operational stability of high power piezoelectric transducers (HPPTs). However, most of previous researches focus ...
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