Fig. 6: Free energy surface (FES) of 5CB in a hybrid anchoring slab with SDS and water.
From: PySAGES: flexible, advanced sampling methods accelerated with GPUs

Center: Snapshot of the system a FES of 5CB molecule near the water--SDS interface. b FES of 5CB near a pure water interface. Both FES were obtained with PySAGES and OpenMM using the FUNN method.