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About

Rutupurna Choudhury is an emerging robotics researcher whose work sits at the compelling intersection of smart materials, parallel robotics, and precision actuation. Her primary contributions center on the design and analysis of lightweight planar parallel robotic manipulators powered by Shape Memory Alloy (SMA) actuators — particularly Nickel-Titanium (NiTi) springs — which offer remarkable advantages over traditional bulky actuators by delivering high work-per-unit-mass in compact, energy-efficient configurations. Her most-cited work (2021, 11 citations) presents a pioneering workspace analysis of a 3-DOF U-shaped planar parallel stage using the Shape Memory Alloy Restoration Technique (SMART), demonstrating how SMA-driven systems can achieve superior stiffness, lower inertia, and higher positional accuracy. Complementing this, her nonlinear modeling of NiTi SMA spring actuators (2022, 9 citations) advances the field's understanding of precise robotic joint control. Her broader contributions include developing 4-PP planar XY positioning stages and reviewing robotic systems deployed during the COVID-19 pandemic, reflecting her commitment to real-world applications. Collectively, her work, accumulating over 30 citations, positions her as a meaningful contributor to the future of intelligent, lightweight robotic systems.