Fabrication of stretchable conductor with horseshoe-shaped double-layer composite conductive structures via direct ink writing and electrochemical 3D printing technologies

Key Points

• Stretchable conductors demonstrate improved electrical performance and flexibility, essential for wearable devices.
• Horseshoe-shaped double-layer structures enhance conductivity significantly, achieving a performance boost by 30% over traditional models.
• Fabrication relies on direct ink writing combined with electrochemical 3D printing, ensuring precise layering of conductive materials.
• Development may enable new applications in soft robotics and flexible electronics, indicating a significant leap in material science.