COMSOL 6.2 - Electrochemistry Material Properties

These material property groups for electrochemistry (including their associated physical properties) can be added to models from the window. These property groups are used by the Battery Design Module, Corrosion Module, Electrochemistry Module, Electrodeposition Module, and Fuel Cell & Electrolyzer Module.

Table 9-12: Electrochemistry Materials.
Property Group and Property	Name/Variable	SI Unit
Equilibrium Potential
Equilibrium potential	Eeq	V
Reference concentration	cEeqref	mol/m3
Temperature derivative of equilibrium potential	dEeqdT	V/K
Electrolyte Conductivity
Electrolyte conductivity	sigmal	S/m
Electrolyte Salt Concentration
Electrolyte salt concentration	cElsalt	mol/m3
Linearized Resistivity	This material node defines the electric resistivity (and conductivity) as a linear function of temperature.
Reference resistivity	rho0	Ω·m
Reference temperature	Tref	K
Resistivity temperature coefficient	alpha	1/K
Operational Electrode State-of-Charge
Maximum electrode state-of-charge	socmax	1
Minimum electrode state-of-charge	socmin	1
Species Properties
Transport number	transNum	1