The vsaUT-II: A novel rotational variable stiffness actuator. - Stefan S. Groothuis; G. Rusticelli; Andrea Zucchelli; Stefano Stramigioli; Raffaella Carloni (ICRA, 2012)

Lending a Helping Hand: Toward Novel Assistive Robotic Arms. - Stefan S. Groothuis; Stefano Stramigioli; Raffaella Carloni (IEEE Robotics Autom. Mag., 2013)

Compliant robotic systems on graphs. - Stefan S. Groothuis; Stefano Stramigioli; Raffaella Carloni (IROS, 2014)

Compliant manipulators on graphs. - Stefan S. Groothuis; Stefano Stramigioli; Raffaella Carloni (IROS, 2015)

Single motor-variable stiffness actuator using bistable switching mechanisms for independent motion and stiffness control. - Stefan S. Groothuis; Raffaella Carloni; Stefano Stramigioli (AIM, 2016)

Control of a variable stiffness joint for catching a moving object. - Ajinkya A. Bhole; Julian Kumle; Stefan S. Groothuis; Raffaella Carloni (IROS, 2017)

Modeling Robotic Manipulators Powered by Variable Stiffness Actuators: A Graph-Theoretic and Port-Hamiltonian Formalism. - Stefan S. Groothuis; Stefano Stramigioli; Raffaella Carloni (IEEE Trans. Robotics, 2017)

Safety and Guaranteed Stability Through Embedded Energy-Aware Actuators. - Gerrit A. Folkertsma; Stefan S. Groothuis; Stefano Stramigioli (ICRA, 2018)

A General Approach to Achieving Stability and Safe Behavior in Distributed Robotic Architectures. - Stefan S. Groothuis; Gerrit A. Folkertsma; Stefano Stramigioli (Frontiers Robotics AI, 2018)

Energy Budget Transaction Protocol for Distributed Robotic Systems. - Stefan S. Groothuis; Stefano Stramigioli (ICRA, 2019)

Energy-based Safety in Series Elastic Actuation. - Wesley Roozing; Stefan S. Groothuis; Stefano Stramigioli (ICRA, 2020)