Synergistic design of an SU-8-based CMUT array for low-frequency ultrasonic detection under liquid loading
Capacitive micromachined ultrasonic transducers (CMUTs) operating under liquid loading conditions suffer from significant added-mass effects and radiation damping, which degrade low-frequency vibration response and acoustic output performance. To address this issue, a synergistically optimized SU-8-based CMUT structure...