New to LBM and OpenLB? Attend our upcoming one-week hands-on Spring School in Marseille/France from 19.05.2025 – 23.05.2025. OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Wall contact in particle simulation (dkt2d example) › Reply To: Wall contact in particle simulation (dkt2d example) April 17, 2024 at 3:08 pm #8476 avrachan1Participant Dear Jan, Thanks for the explanation. I understand it now.