Jae-Do Nam

Papers

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About

Jae-Do Nam is a materials scientist and mechanical engineer whose research sits at the intersection of smart materials, soft actuators, and functional polymer systems. He has made notable contributions to the field of artificial muscle technology, particularly through the development of twisted-coiled polymer fiber actuators (TCAs) — a class of thermally activated, mechanically responsive devices inspired by biological muscle. His 2017 paper on electrically controllable twisted-coiled artificial muscle actuators using surface-modified polyester fibers has garnered 62 citations, demonstrating meaningful influence within the soft robotics and smart materials communities. In this work, Nam and colleagues advanced the use of polyethylene terephthalate (PET) yarns to achieve linear actuation strains of up to 8.9%, a significant performance milestone for low-cost, polymer-based actuator systems. By incorporating surface modification techniques to enable electrical activation, his research bridged the gap between passive thermally driven materials and practical, controllable actuator platforms. His work holds strong relevance for researchers pursuing lightweight, flexible, and biomimetic actuation solutions in wearable devices, soft robotics, and responsive textile systems.