Joints with angle dependent damping can help to reduce impact forces in robots

This paper studies angle-dependent damping for robotic joints and shows that variable damping can reduce collision forces.

August 2025 · Shehara Perera, Saeed Bornassi, Mazdak Ghajari, Thrishantha Nanayakkara

Beyond Humanoid Prosthetic Hands: Modular Terminal Devices That Improve User Performance

This paper studies modular prosthetic terminal devices designed to improve task performance beyond conventional humanoid-hand designs.

January 2025 · Digby Chappell, Barry Mulvey, Shehara Perera, Fernando Bello, Petar Kormushev, Nicolas Rojas

Exoskeletons for Manual Handling: A Scoping Review

This review surveys exoskeletons for manual handling and maps recent trends in applications, mechanisms, and control systems.

October 2023 · Shehara Perera, Kithmi N. D. Widanage, Isira D. Wijegunawardana, R. K. P. S. Ranaweera, R. A. R. C. Gopura

Tapered whisker reservoir computing for real-time terrain identification-based navigation

This paper develops a whisker-based reservoir computing system for real-time terrain identification in mobile robots.

March 2023 · Zhenhua Yu, S. M. Hadi Sadati, Shehara Perera, Helmut Hauser, Peter R. N. Childs, Thrishantha Nanayakkara

A Tapered Whisker-Based Physical Reservoir Computing System for Mobile Robot Terrain Identification in Unstructured Environments

This paper introduces a tapered whisker-based physical reservoir computing system for terrain classification and roughness estimation in mobile robots.

April 2022 · Zhenhua Yu, Shehara Perera, Helmut Hauser, Peter Childs, Thrishantha Nanayakkara

Hipexo: A hip exoskeleton robot for load lifting with flexible trunk linkage mechanism

This paper proposes a hip exoskeleton robot named HipExo to provide power assistance for the industrial workers during stoop lifting activities.

July 2020 · Shehara Perera, NP Dassanayake, HPT Hettiaraachchi, MAVA Mannapperuma, RKPS Ranaweera, RARC Gopura