[tag] exponent

The "pressure" exponent \(m\) of the van Genuchten saturation function. The "saturation" exponent is then set to \(n = 1 / (1 - m)\).

See pressure_exponent and saturation_exponent to set the values independently.

Additional info

From MaterialLib/MPL/Properties/CapillaryPressureSaturation/CreateSaturationVanGenuchten.cpp line 39

• This is an optional parameter.
• Data type: double
• Expanded tag path: NONEXISTENT.property.SaturationVanGenuchten.exponent
• Go to source code: → ogs/ogs/master

Used in the following test data files

Used in no end-to-end test cases.