PAN, Jingxi. Performance Analysis and Prospect of Piezoelectric Ultrasonic Transducers Based on Vibration Modes. Academic Journal of Science and Technology, [S. l.], v. 6, n. 1, p. 40–44, 2023. DOI: 10.54097/ajst.v6i1.8280. Disponível em: https://drpress.org/ojs/index.php/ajst/article/view/8280. Acesso em: 25 may. 2026.