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Updated: May 21, 2025
09:13
Experimental Multiscale Methodology for Predicting Material Fouling Resistance
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Perceiving and Countering Marine Biofouling: Structure, Forces, and Processes at Surfaces in Sea Water Across the
Xiaoyan Xu1,2, Shifeng Guo1,2,3,4, Gyula Julius Vancso5,6
1Shenzhen Key Laboratory of Smart Sensing and Intelligent Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, P.R. China.
Langmuir : the ACS Journal of Surfaces and Colloids
|March 20, 2025
Summary
Marine biofouling causes significant economic loss. Atomic Force Microscopy (AFM) advances understanding of marine organism adhesion, enabling new strategies for antifouling surfaces and medical bioadhesives.
Area of Science:
- Marine biology
- Surface science
- Materials science
- Biotechnology
Background:
- Marine biofouling on surfaces leads to substantial economic losses in marine industries.
- Developing universal, non-toxic antifouling protocols is challenging due to diverse marine organisms, surfaces, and environmental conditions.
- Understanding bio-based adhesives and adhesion mechanisms is crucial for effective surface engineering against fouling.
Purpose of the Study:
- To review promising Atomic Force Microscopy (AFM)-based approaches for characterizing natural marine adhesives.
- To summarize current knowledge on the molecular basis of marine fouling and adhesion.
- To explore AFM applications beyond imaging for studying adhesive-surface interactions and enhancing antifouling coatings.
Main Methods:
- Utilizing Atomic Force Microscopy (AFM) to characterize marine organism adhesives.
- Analyzing surface morphology, chemistry, and mechanical modulus at nano- to micrometer scales.
- Investigating adhesive-surface interactions and performance of polymer antifouling coatings using AFM data.
Main Results:
- AFM enables detailed characterization of marine adhesives, including their secretion, chemical structure, and properties.
- AFM 'beyond imaging' techniques provide insights into molecular interactions governing biofouling.
- Information derived from AFM enhances the performance of polymer antifouling coatings.
Conclusions:
- Understanding and controlling marine adhesion through AFM is key to preventing biofouling.
- AFM insights can guide the design of advanced antifouling coatings.
- This knowledge also facilitates the development of novel bioadhesives for medical applications.
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