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3D-Printed Micro/Nano-Scaled Mechanical Metamaterials: Fundamentals, Technologies, Progress, Applications, and
Ruyue Su1,2, Jingyi Chen1,2, Xueqin Zhang2
1State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing, 100081, P. R. China.
Small (Weinheim an Der Bergstrasse, Germany)
|April 7, 2023
Summary
Additive manufacturing, or 3D printing, enables the creation of advanced micro/nano-scaled mechanical metamaterials. This review explores their fabrication, properties, applications, and future development.
Area of Science:
- Materials Science and Engineering
- Mechanical Engineering
- Nanotechnology
Background:
- Micro/nano-scaled mechanical metamaterials offer superior properties due to their intricate micro/nano-architectures.
- Additive manufacturing (3D printing) provides an efficient fabrication route for these complex structures.
Purpose of the Study:
- To review the size effects in micro/nano-scaled mechanical metamaterials.
- To explore additive manufacturing technologies for fabricating these metamaterials.
- To summarize recent progress, applications, challenges, and future outlooks.
Main Methods:
- Review of existing literature on micro/nano-scaled mechanical metamaterials.
- Analysis of additive manufacturing techniques applicable to metamaterial fabrication.
- Categorization of research progress by material type and application.
Main Results:
- Detailed overview of size effects at the micro/nano scale.
- Compilation of various 3D printing methods for metamaterial fabrication.
- Summary of diverse structural and functional applications.
- Identification of key challenges in advanced printing, materials, and design.
Conclusions:
- 3D printing is pivotal for advancing micro/nano-scaled mechanical metamaterials.
- Significant progress has been made in materials, applications, and fabrication.
- Future research should focus on overcoming current technological and design hurdles.
