AC	Alternating current
AEM	Anion exchange membranes
CEM	Cation exchange membranes
CSA	Chlorosulfonic acid
DC	Direct current
DCM	Dichloromethane
DMF	Dimethyl formamide
DMSO	Dimethyl sulfoxide
DS	Degree of sulfonation
IEC	Ion exchange capacity
IEM	Ion exchange membranes
IPA	2-propanol
NMP	1-Methyl-2-pyrrolidone
NS	Non-solvent
P	Polymer
PSf	Polysulfone
RED	Reverse electrodialysis
RAC	Alternative current resistance
RBL	Boundary layer resistance
RDC	Direct current resistance
RM	Membrane resistance
RS	Solution resistance
S	Solvent
SD	Swelling degree
SM	Solvent mixture
SPSf	Sulfonated polysulfone