Authors Zacharioudaki M., Kouris C., Dimakopoulos Y., Tsamopoulos J. Abstract A Volume Tracking (VT) and a Front Tracking (FT) algorithm are implemented and compared for locating the interface between two immiscible, incompressible, Newtonian fluids in a tube with a periodically varying, circular cross-section. Initially, the fluids are stationary and stratified […]