South Korea’s
industrial goods and manufacturing industry,
in focus.

Construction‑focused 3D printing challenges

26.8% of this theme group

Researchers discuss difficulties in printing systems, material properties, and process integration for building and construction applications.

3D printing (650) · 3d model (87) · Manufacturing engineering (129) · Architectural engineering (44)

Bibliographic analysis on 3D printing in the building and construction industry: Printing systems, material properties, challenges, and futu

Improving printed products manufacturing technology using 3D printing

Nanocomposite and multifunctional printing issues

23.3% of this theme group

Papers highlight obstacles in combining nanomaterials, composites, and multi‑material strategies within additive manufacturing.

3D printing (474) · Nanotechnology (88) · Composite material (57) · Fabrication (65)

Increasing the functionalities of 3D printed microchemical devices by single material, multimaterial, and print-pause-print 3D printing

3D Printing‐Enabled Nanoparticle Alignment: A Review of Mechanisms and Applications

Medical and pharmaceutical printing barriers

13.5% of this theme group

Studies identify technical and regulatory hurdles for using 3D printing in medical devices and drug manufacturing.

3D printing (322) · 3d printed (105) · Medical physics (26) · Health care (26)

A Review of 3D Printing Technology for Medical Applications

3D PRINTING IN THE PHARMACEUTICAL INDUSTRY: A SPECIAL CONSIDERATION ON MEDICAL DEVICE AND ITS APPLICATIONS

Aerospace additive manufacturing constraints

11.6% of this theme group

Research points to material, certification, and performance challenges when applying 3D printing to aerospace production.

3D printing (203) · Manufacturing engineering (85) · Aerospace (47) · Production (25)

On the Evolution of Additive Manufacturing (3D/4D Printing) Technologies: Materials, Applications, and Challenges

Additive manufacturing for Aerospace

Bioprinting and tissue scaffold limitations

9.8% of this theme group

Authors examine material, cell viability, and structural issues in 3D bioprinting for tissue engineering.

Tissue engineering (68) · Scaffold (42) · Nanotechnology (101) · 3D bioprinting (47)

Development of 3D bioprinting: From printing methods to biomedical applications

3D printing in biomedical engineering: Processes, materials, and applications

Fused deposition modeling defects

7.8% of this theme group

Works describe common flaws, post‑processing needs, and reliability concerns in FDM‑based printed parts.

Fused deposition modeling (138) · Fused filament fabrication (52) · Deposition (43) · 3D printing (125)

Failures and Flaws in Fused Deposition Modeling (FDM) Additively Manufactured Polymers and Composites

An Overview of Post-Processing of Fused Deposition Modelling 3D Printed Products

Selective laser melting microstructure concerns

7.1% of this theme group

Literature reports on residual stress, defect formation, and microstructural control challenges in laser‑based metal printing.

Selective laser melting (157) · Laser (42) · Microstructure (36) · Residual stress (26)

Review of selective laser melting of magnesium alloys: advantages, microstructure and mechanical characterizations, defects, challenges, and

Selective Laser Melting of Aluminum and Its Alloys

Process parameter impact on part quality

21.8% of this theme group

Studies caution that slicer settings and extrusion methods significantly affect mechanical and surface properties of printed components.

3D printing (218) · 3d printed (83) · Stereolithography (42) · Extrusion (45)

INFLUENCE OF SLICER SOFTWARE USED WITH 3D PRINTING FILAMENT EXTRUSION TECHNOLOGY ON PROPERTIES OF PRINTED PARTS WITH SHORT FIBER REINFORCED

Microscale 3D Printed Pillars and Porous Polymeric Structures: Manufacturability and Micromechanics

Supply chain and production risks

21.4% of this theme group

Researchers warn about logistical, scalability, and integration issues when embedding 3D printing into manufacturing workflows.

3D printing (312) · 3d printed (85) · Supply chain (17) · Production (23)

Three-Dimensional Printing Surgical Applications.

Applications of Three-Dimensional Printing in Surgery

Laser‑induced stress and surface roughness

15.2% of this theme group

Papers highlight how selective laser melting can generate residual stresses and uneven surfaces that compromise part performance.

Selective laser melting (221) · Laser (56) · Residual stress (38) · Surface roughness (37)

Numerical investigation of residual stresses in thin-walled additively manufactured structures from selective laser melting

Corrosion Testing of a Heat Treated 316 L Functional Part Produced by Selective Laser Melting

Mechanical property variability from printing

11.8% of this theme group

Analyses show that tensile and flexural strengths of printed polymers fluctuate with process parameters and material choices.

Ultimate tensile strength (97) · Composite material (112) · Flexural strength (19) · Extrusion (32)

The influence of 3D printing process parameters on the mechanical performance of PLA polymer and its correlation with hardness

The influence of printing parameters on the mechanical properties of 3D printed TPU-based elastomers

Hybrid material integration challenges

10.8% of this theme group

Research points to difficulties in combining polymers with metals or composites using fused deposition techniques.

Fused deposition modeling (118) · Deposition (41) · Fused filament fabrication (39) · 3D printing (77)

Recent Developments in Fused Deposition Modeling-Based 3D Printing of Polymers and Their Composites

Three-Dimensional (3D) Printing of Polymer-Metal Hybrid Materials by Fused Deposition Modeling

Porosity and non‑destructive testing limits

10.4% of this theme group

Studies discuss how porosity affects strength and the challenges of accurately inspecting additively manufactured metal parts.

Fusion (25) · Porosity (22) · Raw material (9) · Fabrication (20)

Comparison of the porosity and mechanical performance of 316L stainless steel manufactured on different laser powder bed fusion metal additi

Assessing the results of ultrasonic testing of additive manufactured parts with alternative methods

Alloy microstructure and strength trade‑offs

8.6% of this theme group

Works caution that laser‑processed alloys may exhibit unpredictable microstructures that impact ultimate tensile strength.

Microstructure (122) · Selective laser melting (100) · Alloy (45) · Ultimate tensile strength (49)

Microstructure and Mechanical Properties of TiC-Reinforced 316L Stainless Steel Composites Fabricated Using Selective Laser Melting

Microstructure and Mechanical Properties of A7075 Alloy with Additional Si Objects Fabricated by Selective Laser Melting

Broad manufacturing expansion prospects

21.1% of this theme group

Authors explore how 3D printing can reshape production across diverse sectors, from apparel to general engineering.

3D printing (1,055) · Manufacturing engineering (123) · 3d printer (126) · 3d printed (217)

3D printing for clothing production

3D Printing Technologies

Smart hydrogels and microfluidic advances

20.8% of this theme group

Research highlights innovative printable hydrogels and microfluidic structures enabling self‑healing and multifunctional devices.

Nanotechnology (268) · 3D printing (709) · Self-healing hydrogels (144) · Microfluidics (128)

3D\nPrinting Method for Tough Multifunctional Particle-Based\nDouble-Network Hydrogels

3D Printing of Interpenetrating\nNetwork Flexible Hydrogels\nwith Enhancement of Adhesiveness

Biomedical and tissue engineering breakthroughs

13.9% of this theme group

Papers present new printable materials and designs that advance medical implants, orthopaedic solutions, and tissue scaffolds.

3D printing (606) · 3d printed (261) · Biomedical engineering (115) · Tissue engineering (80)

A Review of Three-Dimensional Printing Technology for Medical Applications

3D Printing Materials and Technologies for Orthopaedic Applications

Tailored alloy microstructures via laser melting

12.7% of this theme group

Studies demonstrate how selective laser melting can produce customized microstructures for high‑performance metal components.

Selective laser melting (647) · Microstructure (228) · Alloy (153) · Laser (163)

Selective Laser Melting Additive Manufacturing of TiC/AlSi10Mg Bulk-form Nanocomposites with Tailored Microstructures and Properties

Selective laser melting: A unit cell approach for the manufacture of porous, titanium, bone in‐growth constructs, suitable for orthopedic ap

High‑strength composite printing developments

11.4% of this theme group

Research focuses on optimizing parameters to achieve superior mechanical performance in printed carbon‑fiber and polymer composites.

Composite material (350) · Composite number (144) · Ultimate tensile strength (154) · 3D printing (340)

Parameters Affecting the Mechanical Properties of Three-Dimensional (3D) Printed Carbon Fiber-Reinforced Polylactide Composites

3D printing of composites: design parameters and flexural performance

Customizable components for wearables and automotive

11.4% of this theme group

Works describe additive fabrication of bespoke meshes, replacements, and modifications for medical and automotive applications.

Fabrication (128) · 3D printing (187) · Fusion (31) · Extrusion (60)

Additive Manufacturing: Additive Manufacturing of Biomechanically Tailored Meshes for Compliant Wearable and Implantable Devices (Adv. Funct

A Survey of the Use of Additive Fabrication in Component Replacement and Customised Automotive Modifications

FDM for analytical and high‑performance devices

8.6% of this theme group

Authors outline the use of fused deposition modeling to create bio‑analytical tools and advanced thermoplastic parts.

Fused deposition modeling (390) · Deposition (120) · Fused filament fabrication (100) · 3D printing (190)

Fused Deposition Modeling 3D Printing for (Bio)analytical Device Fabrication: Procedures, Materials, and Applications

Additive manufacturing of the high-performance thermoplastics: Experimental study and numerical simulation of the Fused Filament Fabrication

Seoul

54.9% across the displayed hubs

1 companies hiring · $73.7M disclosed funding

Seongnam-Si

13.7% across the displayed hubs

0 companies hiring · $861.8K disclosed funding

Incheon

6.6% across the displayed hubs

0 companies hiring · $5.6M disclosed funding

Daegu

5.5% across the displayed hubs

0 companies hiring · $0 disclosed funding

Hwaseong

5.5% across the displayed hubs

0 companies hiring · $11.2M disclosed funding

Suwon-Si

4.9% across the displayed hubs

0 companies hiring · $33.7M disclosed funding

Anyang

4.4% across the displayed hubs

1 companies hiring · $2.0M disclosed funding

Changwon

4.4% across the displayed hubs

0 companies hiring · $0 disclosed funding