Technology

Researchers find a way to heat 3D printer filament using microwaves, enabling fusing circuits inside printed objects — tech supports precise heating down to the width of a human hair

Source

Tom's Hardware

Published

Apr 19, 2026

TL;DR

AI Generated

Researchers at Rice University have developed a new 3D printing process using microwaves, called Meta-NFS, that can heat nanoparticle ink with extreme precision. This technology allows for the fusing of circuits inside 3D printed objects, a capability previously unattainable with traditional manufacturing methods. Meta-NFS enables the use of a wider range of materials and improves production efficiency by adjusting microwave power in real-time. The applications of this technology include integrating electronics into soft materials like robots, implants, and plants, showcasing its potential for groundbreaking advancements in electronic manufacturing.

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Inventor showcases 3D printer filament dryer that mines Bitcoins and dries filament with waste heat, capable of 6 TH/s at 140W — joins Bitcoin-mining 3D printer in hobbyist-focused miner lineup

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Trinckle's tool design software has been integrated into Stratasys' GrabCAD Print platform, allowing users to access advanced design capabilities directly within the software. This integration aims to streamline the design process for 3D printing, offering more efficient workflows and enhanced design possibilities. Trinckle's software enables users to create complex designs with ease, enhancing the overall user experience within GrabCAD Print. The collaboration between Trinckle and Stratasys is expected to bring significant benefits to users looking to optimize their 3D printing workflows.

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