Hai Wei

Papers

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About

Hai Wei is a pioneering researcher at the intersection of nanotechnology and soft robotics, with key contributions in carbon nanotube electronics and magnetocaloric actuation. Their seminal 2013 work, "Sensor-to-Digital Interface Built Entirely With Carbon Nanotube FETs" (59 citations), demonstrated the first fully CNFET-based interface for ultra-low-power sensing, establishing a new paradigm for energy-efficient electronics by replacing traditional silicon components with carbon nanotube field-effect transistors. This breakthrough directly addresses the growing demand for minimal energy consumption in IoT and biomedical devices. More recently, Wei's innovative 2021 study on "Magnetocaloric actuation of soft polymer robots" (10 citations) introduced a novel bilayer actuator that converts magnetic fields into heat to drive controllable motions, enabling wireless, untethered soft robots. This work bridges materials science and robotics, offering a transformative approach to actuation without rigid motors. Wei's research consistently pushes boundaries—from nanoscale circuit design to macroscopic soft machines—earning recognition for merging fundamental physics with practical engineering. Their work inspires students to explore how emerging materials can revolutionize sensing, actuation, and energy-efficient systems.