Ultrasonic trapping and collection of airborne particulate matter enabled by multiple acoustic streaming vortices

• Published in: Journal of micromechanics and microengineering Vol. 31; no. 12; pp. 124001 - 124013
• Main Authors: Su, Songfei, Chen, Jinyan, Liu, Pengzhan, Sun, Mengxin, Cheng, Huanbo
• Format: Journal Article
• Language: English
• Published: IOP Publishing 01.12.2021
• Subjects: acoustic streaming; airborne; particulate matter; sampling; trapping; ultrasound

Abstract The capability of trapping and collecting airborne particulate matter is of great applications in the fields of environmental engineering, healthcare systems, energy engineering, and so forth. In this work, we show a facile strategy of trapping and collecting airborne particulate matter by...