Advanced Material Strategies for Next-Generation Additive Manufacturing

Area of Science:

• Materials Science and Engineering
• Manufacturing Technology
• Biotechnology

Background:

• Additive manufacturing (AM) is rapidly advancing, with new processes like micro-/nano-scale 3D printing, bioprinting, and 4D printing emerging.
• These novel AM techniques require sophisticated functional materials for fabricating complex structures with high resolution, living components, and multimaterials.

Purpose of the Study:

• To provide a state-of-the-art review of advanced material strategies for novel additive manufacturing processes.
• To discuss the advantages, limitations, and future perspectives of key material classes in AM.

Main Methods:

• Literature review focusing on advanced functional materials for AM.
• Categorization of materials into conductive, biomaterials, and smart materials.
• Analysis of material properties and their suitability for emerging AM applications.

Main Results:

• Identified conductive materials, biomaterials, and smart materials as critical for advanced AM.
• Detailed the benefits and drawbacks of these material classes for fabricating complex 3D constructs.
• Highlighted the synergistic relationship between material innovation and AM process evolution.

Conclusions:

• Innovations in material strategies are essential for realizing the full potential of novel AM processes.
• The integration of advanced materials will enable the creation of multifunctional smart constructs.
• This will significantly expand the application scope of next-generation additive manufacturing.