Abstract: Ultrasonic piezoelectric technology is under study in fields like biomedical applications, data transmission, or non-destructive analysis. The behavior of the ultrasonic transducer is ...

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George W. Langevin, 83, of Armington St., Cranston, passed away peacefully at home on Friday, November 14, 2025. He was the beloved husband of the late Ann (Ziochouski) Langevin. Born in Johnston, he ...