Active microparticle manipulation: Recent advances

K Cheng, J Guo, Y Fu, J Guo - Sensors and Actuators A: Physical, 2021 - Elsevier
Microparticle manipulation is mainly needed in several applications like bioanalysis,
disease diagnosis, self-cleaning surfaces, as well as drug delivery. The movement of …

Investigation of achieving ultrasonic haptic feedback using piezoelectric micromachined ultrasonic transducer

YH Liu, HY Su, HC Lin, CY Li, YH Wang, CH Huang - Electronics, 2022 - mdpi.com
Ultrasound haptics is a contactless tactile feedback method that creates a tactile sensation
by focusing high-intensity ultrasound on human skin. Although air-coupled ultrasound …

Effects of a nano-scale embossed surface on the acoustic emission of air-coupled piezoelectric ultrasonic transducers

Y Na, MS Lee, WI Park, JW Lee, YH Jeong - Applied Physics Letters, 2020 - pubs.aip.org
An air-coupled piezoelectric ultrasonic transducer (PUT) was fabricated to assess the effects
of a nano-scale embossed Al diaphragm on the acoustic emission characteristics. A 310-μm …