Science Times/User Menu/Science and Technology/New Materials and New Technologies [Korean]

Source: ScienceTimes | Author: Uncredited | Read the full article in Korean

Researchers at the Ulsan National Institute of Science and Technology (UNIST) have made a groundbreaking discovery in the field of electronic skin technology. They've developed a method to create artificial fingerprints that are even more unique than human fingerprints, with an incredibly low probability of replication.

The team used a flexible polymer material to develop an electronic skin that can sense touch and distinguish between different objects. By applying a special chemical process involving toluene solvent, they created random wrinkle patterns that make each artificial fingerprint virtually impossible to duplicate. The probability of generating the same pattern is astronomically low – so low that it essentially becomes unreproducible.

This innovative technology has exciting potential applications in robotics and human-machine interfaces. The electronic skin can be used on robot hands to recognize textures, distinguish between living and non-living objects, and even interact with the environment by detecting temperature changes. The researchers demonstrated that a robot with this electronic skin could physically avoid hot objects, showcasing the practical potential of this breakthrough.

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