Issue |
E3S Web Conf.
Volume 261, 2021
2021 7th International Conference on Energy Materials and Environment Engineering (ICEMEE 2021)
|
|
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Article Number | 02049 | |
Number of page(s) | 5 | |
Section | Energy Chemistry Performance and Material Structure Analysis | |
DOI | https://doi.org/10.1051/e3sconf/202126102049 | |
Published online | 21 May 2021 |
Efficient adhesion of bubble on superhydrophobic tapered groove surface
Key Laboratory for Precision & Nontraditional Machining Technology of Ministry of Education, Dalian University of Technology, Dalian, Liaoning, 116024, China
* Corresponding author: yahualiu@dlut.edu.cn
Efficient adhesion of gas bubbles in aqueous environments has great application potentials in various gas-related processes, especially in wastewater treatment. In previous research, much attention has been paid to the design of underwater bubbles transport platforms, however, the bubble adhesion abilities of them are explored insufficiently. Herein, we investigated the bubble adhesion abilities of the superhydrophobic V-shaped pattern (SVP) and a designed superhydrophobic tapered groove (STG). It is revealed that the STG exhibits efficient bubble adhesion abilities compared with the SVP, including bubble retention time (t), adhesion volume and holding efficiency (η). In addition, the STG can retain stable adhesion abilities after several adhesion cycles. We believe that these results provide an alternative approach for subaqueous bubble practical applications.
© The Authors, published by EDP Sciences, 2021
This is an Open Access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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