Self-charging electrostatic face masks leveraging triboelectrification for prolonged air filtration

Zehua Peng; Jihong Shi; Xiao Xiao; Ying Hong; Xuemu Li; Weiwei Zhang; Yongliang Cheng; Zuankai Wang; Wen Jung Li; Jun Chen; Michael K. H. Leung; Zhengbao Yang

doi:10.1038/s41467-022-35521-w

Nature Communications (Dec 2022)

Self-charging electrostatic face masks leveraging triboelectrification for prolonged air filtration

Zehua Peng,
Jihong Shi,
Xiao Xiao,
Ying Hong,
Xuemu Li,
Weiwei Zhang,
Yongliang Cheng,
Zuankai Wang,
Wen Jung Li,
Jun Chen,
Michael K. H. Leung,
Zhengbao Yang

Affiliations

Zehua Peng: Department of Mechanical Engineering, College of Engineering, City University of Hong Kong
Jihong Shi: Ability R&D Energy Centre, School of Energy and Environment, City University of Hong Kong
Xiao Xiao: Department of Bioengineering, University of California, Los Angeles
Ying Hong: Department of Mechanical Engineering, College of Engineering, City University of Hong Kong
Xuemu Li: Department of Mechanical Engineering, College of Engineering, City University of Hong Kong
Weiwei Zhang: Department of Mechanical Engineering, College of Engineering, City University of Hong Kong
Yongliang Cheng: Key Laboratory of Synthetic and Natural Functional Molecule of the Ministry of Education, College of Chemistry and Materials Science, Northwest University
Zuankai Wang: Department of Mechanical Engineering, College of Engineering, City University of Hong Kong
Wen Jung Li: Department of Mechanical Engineering, College of Engineering, City University of Hong Kong
Jun Chen: Department of Bioengineering, University of California, Los Angeles
Michael K. H. Leung: Department of Mechanical Engineering, College of Engineering, City University of Hong Kong
Zhengbao Yang: Department of Mechanical Engineering, College of Engineering, City University of Hong Kong

DOI: https://doi.org/10.1038/s41467-022-35521-w
Journal volume & issue: Vol. 13, no. 1
pp. 1 – 10

Abstract

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The decay of electrostatic charges largely reduces the protective efficacy of electret masks. Here, the authors report a triboelectrification-based self-charging electrostatic face mask with high airborne particle capture efficiency and prolonged stability.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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