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    • 3D laser scanning technique coupled with DEM GPU simulations for railway ballasts 

      Pizette, Patrick; Govender, Nicolin; Wilke, Daniel N.; Gobe, Benjamin; Abriak, Nor-Edine; Rajamani, Raj K. (CIMNE, 2017)
      Conference report
      Open Access
      Spheres with complex contact models or clumped sphere models are classically used to model ballast for railway applications with the Discrete Element Method (DEM). These simplifications omits the angularity of the actual ...