Requests for technical support from the VASP team should be posted in the VASP Forum.
VDW_S6 = [real]
Description: VDW_S6 defines the global scaling factor .
VDW_S6 sets the global scaling factor for the DFT-D2, DFT-D4, DFT-ulg, and Tkatchenko-Scheffler methods.
DFT-D2, DFT-D4, DFT-ulg, Tkatchenko-Scheffler method