OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › add gravity leads to instability, bifurcation 3D, multiphase, particles › Reply To: add gravity leads to instability, bifurcation 3D, multiphase, particles October 17, 2019 at 1:58 pm #4602 mgaedtkeKeymaster Hi Simon, yes, this will still work. Just check the examples/multiComponent/rayleighTaylor2d/ or 3d Best, Max