Adaptive Friction Compensation for Humanoid Robots without Joint-Torque Sensors. - Dennis Ossadnik; J. Rogelio Guadarrama-Olvera; Emmanuel C. Dean-Leon; Gordon Cheng (Humanoids, 2018)

ULT-model: Towards a one-legged unified locomotion template model for forward hopping with an upright trunk. - Dennis Ossadnik; Elisabeth Rose Jensen; Sami Haddadin (ICRA, 2021)

Nonlinear stiffness allows passive dynamic hopping for one-legged robots with an upright trunk. - Dennis Ossadnik; Elisabeth Rose Jensen; Sami Haddadin (ICRA, 2021)

BSA - Bi-Stiffness Actuation for optimally exploiting intrinsic compliance and inertial coupling effects in elastic joint robots. - Dennis Ossadnik; Mehmet Can Yildirim; Fan Wu 015; Abdalla Swikir; Hugo T. M. Kussaba; Saeed Abdolshah; Sami Haddadin (IROS, 2022)

Individualized Training of Back Muscles Using Iterative Learning Control of a Compliant Balance Board. - Elisabeth Rose Jensen; Reihaneh Mirjalili; Kim K. Peper; Dennis Ossadnik; Fan Wu 015; Jan Josef Lang; Matthias Martin; Florian Hetfleisch; Rainer Burgkart; Sami Haddadin (ICORR, 2023)

Optimally Controlling the Timing of Energy Transfer in Elastic Joints: Experimental Validation of the Bi-Stiffness Actuation Concept. - Edmundo Pozo Fortunic; Mehmet Can Yildirim; Dennis Ossadnik; Abdalla Swikir; Saeed Abdolshah; Sami Haddadin (IEEE Robotics Autom. Lett., 2023)

Optimal Control for Clutched-Elastic Robots: A Contact-Implicit Approach. - Dennis Ossadnik; Vasilije Rakcevic; Mehmet Can Yildirim; Edmundo Pozo Fortunic; Hugo T. M. Kussaba; Abdalla Swikir; Sami Haddadin (ICRA, 2024)