Architected Materials for Additive Manufacturing: A Comprehensive Review.

Area of Science:

• Materials Science
• Mechanical Engineering
• Manufacturing Engineering

Background:

• Additive Manufacturing (AM) allows for topologically optimized parts with high geometric complexity.
• Architected materials offer mass reduction, controlled mechanical response, and high porosity/surface area.
• These materials are crucial for optimizing 3D designs across various industries.

Purpose of the Study:

• Define architected materials and their physical properties.
• Classify cellular materials and lattice structures.
• Summarize methods to enhance mechanical performance and explore applications.

Main Methods:

• Literature review of architected materials and their properties.
• Classification of cellular materials and lattice structures.
• Investigation and comparison of mechanical behaviors from existing studies.

Main Results:

• Detailed mapping of existing architected materials and their mechanical behaviors.
• Identification of innovative techniques for performance enhancement.
• Presentation of commercial and potential applications in diverse industries.

Conclusions:

• Additive Manufacturing and architected materials offer significant advantages for industrial applications.
• Topology optimization is key to leveraging these novel materials.
• Further research can explore advanced techniques for material improvement.