Abstract: The invention relates to an electrically conductive structure, particularly for using in an energy storage system of a vehicle, which is formed from a metal or a substance similar to metal at least in sections, containing a plurality of closed pores. The invention also relates to a system respectively comprising at least one of the following elements: a storage battery, particularly a lead storage battery, an electrical pick-up element which is electrically connected to at least one pole of the storage battery, and a structure as described above, which is part of the storage battery and/or the electrical pick-up element. The invention further relates to a method for producing such a structure.