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Surface microtexture, as a branch of surface engineering, has always been an active research object due to its ability to significantly improve matrix properties. Especially by combining surface microtextures with biomimetics, the concept of surface microtextures has been greatly expanded. The emergence of biomimetic microtextures has also endowed mechanical components with better tribological properties and longer service life. This article reviews the preparation techniques of surface microtextures and summarizes the advantages and limitations of various microtexture preparation techniques. We discuss the morphologies of different biomimetic microtextures and the unique properties they impart to the substrate surface, explore the influence of biomimetic microtexture morphology and size parameters on their tribological properties, and reveal the mechanism of biomimetic microtextures applied to cutting tool surfaces. Finally, the application of biomimetic microtextures in cutting tools is prospected.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC12109410 | PMC |
http://dx.doi.org/10.3390/biomimetics10050283 | DOI Listing |
Biomimetics (Basel)
May 2025
College of Engineering, Shandong Xiehe University, Jinan 250109, China.
Surface microtexture, as a branch of surface engineering, has always been an active research object due to its ability to significantly improve matrix properties. Especially by combining surface microtextures with biomimetics, the concept of surface microtextures has been greatly expanded. The emergence of biomimetic microtextures has also endowed mechanical components with better tribological properties and longer service life.
View Article and Find Full Text PDFSci Rep
March 2025
School of Computer and Artificial Intelligence, Beijing Technology and Business University, Beijing, 100048, China.
Titanium alloys have limited applications due to their poor friction performance. Inspired by the scale structures on biological surfaces in nature, laser surface texturing technology was employed to fabricate diamond-shaped biomimetic micro-textures with different angles and area densities on the surface of titanium alloy (Ti6Al4V). The coupling effect of scale-like biomimetic micro-textures and polytetrafluoroethylene (PTFE) coatings on the frictional properties of Ti6Al4V were explored.
View Article and Find Full Text PDFACS Appl Mater Interfaces
April 2025
Zhejiang Key Laboratory of Flow Measurement Technology, China Jiliang University, Xueyuan Street 258, Hangzhou 310018, China.
Smart fiber actuators with self-sensing and intelligent actuation can perceive environmental changes and respond with real-time movements. Herein, Janus-core composite microfibers (JCCMFs), consisting of a Janus NIR-driven active-passive core and a self-healable hydrogel shell, are fabricated through a microfluidic process. The resulting JCCMFs can perform rapid NIR-driven bending within 6 s and achieve fast self-healing within 5 min.
View Article and Find Full Text PDFHeliyon
February 2025
University of Las Palmas de Gran Canaria, Las Palmas de Gran Canaria, Spain.
In the domain of surface engineering, certain additive manufacturing technologies have established themselves as efficient and sustainable solutions. Mask stereolithography (MSLA) has gained prominence, especially when combined with the electroforming process for the production of microtextured copper electrodes. These electrodes are of particular interest in die sinking EDM (SEDM) applications, where high precision in geometry and microtextures is required, and alternative manufacturing technologies often struggle to meet these demands.
View Article and Find Full Text PDFBiomimetics (Basel)
January 2025
School of Mechanical Engineering, University of Jinan, Jinan 250022, China.
This research centers around cast steel 20Mn, which is the material utilized for the ear-picking roller of a corn harvester. The study delves into methods of enhancing its hydrophobicity and wear resistance. Fiber laser-processing technology was employed to fabricate pangolin bionic micro-textures on the material surface, and PVD technology was utilized to deposit a TiN coating.
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