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Morphology-controlled copper nanostructures: synthesis, anti-oxidation strategy, and applications.
Juhong Xu1, Yubo Liu1, Heng Luo2
1State Key Laboratory of Silicon and Advanced Semiconductor Materials, School of Materials Science and Engineering, Zhejiang University, Hangzhou 310058, China. lujianguo@zju.edu.cn.
Nanoscale
|June 16, 2026
Summary
Copper nanostructures offer great potential but oxidize easily, hindering applications. This review details synthesis and stabilization strategies to overcome oxidation for advanced electronics and catalysis.
Area of Science:
- Materials Science
- Nanotechnology
- Chemistry
Background:
- Copper nanostructures possess valuable properties like conductivity and catalytic activity for diverse applications.
- Oxidation of copper nanostructures forms an insulating layer, limiting their practical performance and stability.
- Controlling oxidation is crucial for realizing the full potential of copper nanostructures.
Purpose of the Study:
- To systematically review chemical synthesis strategies for various copper nanostructure morphologies.
- To summarize methods for enhancing the oxidation resistance of copper nanostructures.
- To outline recent applications and future prospects of stable copper nanostructures.
Main Methods:
- Chemical synthesis of diverse copper nanostructures (spheres, wires, cubes, flakes, rods).
- Strategies for oxidation resistance: metallic coating (Ag, Ni), organic modification, surface modification.
- Review of applications in conductive inks for flexible electronics and catalysis.
Main Results:
- Various synthesis methods yield diverse copper nanostructure morphologies.
- Metallic coating, organic modification, and surface modification effectively enhance oxidation resistance.
- Shape control and oxidation resistance are critical for performance in electronics and catalysis.
Conclusions:
- Stable copper nanostructures are achievable through controlled synthesis and surface engineering.
- Enhanced oxidation resistance unlocks advanced applications in flexible electronics and catalysis.
- Further research into high-performance, stable copper nanostructures is essential for future technological advancements.
