Structural design for energy absorption during heel strike using the auxetic structure in the heel part of the prosthetic foot. - Heon-Su Kim; Hui-Jin Um; Woolim Hong; Hak-Sung Kim; Pilwon Hur (UR, 2021)

3D-Printable Toe-joint Design of Prosthetic Foot. - Hui-Jin Um; Heon-Su Kim; Woolim Hong; Hak-Sung Kim; Pilwon Hur (UR, 2021)

Empirical Validation of an Auxetic Structured Foot With the Powered Transfemoral Prosthesis. - Woolim Hong; Namita Anil Kumar; Shawanee Patrick; Hui-Jin Um; Heon-Su Kim; Hak-Sung Kim; Pilwon Hur (IEEE Robotics Autom. Lett., 2022)