A novel Arcs-based discrete element modeling of arbitrary convex and concave 2D particles - Wang, Xiang; Yin, Zhen-Yu; Su, Dong; Xiong, Hao; Feng, Y.T. (Computer methods in applied mechanics and engineering, 2021)
Keywords: Algorithms; Angle of repose; Aspect ratio; Compression tests; Computational geometry; Concave particle; Contact force; Contact resolution; Discrete element method; Granular material; Irregular particles; Least squares method; Overlapping detection; Particle shape; Roundness; Simulation; Time integration; Two dimensional models; Concave particle; Overlapping detection; Particle shape; Discrete element method; Granular material; Contact resolution