should also realize that such equivalent assemblies do not depart from the spirit and scope of the invention in its broadest form similar to the inventions in the applications incorporated by reference above first paragraph embodiments of this instant invention can be of planar circular and concentric tubular or other configurations containing two or more separate electrolyte compartments as required to address different application needs one embodiment of the instant invention is illustrated in fig1 it may be noted by the practitioner of the related arts that this embodiment as illustrated in fig1 may be compared to embodiments of the inventions cited and incorporated in its entirety by reference in the section entitled u201c cross reference to related applications u201d in specific embodiments of the current invention in addition to the features of the above applications incorporated by reference at least one additional compartment 121 may be added nominally between at least partially the cathode and anode compartments 101 and 131 respectively and separated by at least one separator structure 111 arranged to prevent bulk mixing of the contents of the separated compartments 101 121 and 131 in some embodiments the separator structure 111 may include a pair of ion conductive elements arranged to.