Fig. 1: Miniatured ultrasound transducer design and 3D printing of a highly loaded PZT composite and liquid phase sintering. | Nature Communications

Fig. 1: Miniatured ultrasound transducer design and 3D printing of a highly loaded PZT composite and liquid phase sintering.

From: 3D Printing and processing of miniaturized transducers with near-pristine piezoelectric ceramics for localized cavitation

Fig. 1

a Schematic of the fabricated miniatured ultrasound transducer with curved PZT elements. b Schematic of the liquid sintering resin components. c Novel 3D printing system for liquid phase sintering piezoelectric composites. d Debonding process to burn off the supportive polymer. e LPS process to form dense PZT sample. f Liquid sealing process to reduce the lead loss during high-temperature sintering. g Generated acoustic pressure curves of the 3D printed 9.75 MHz miniaturized ultrasound transducers, indicating that the values exceeded many medical thresholds at 9.75 MHz.

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