The cell has accumulator accumulating hydrogen, and a proton conducting layer that covers an upper surface of the accumulator. Side of the proton conducting layer is provided with a cathode (7) lying opposite to the accumulator that is directly coupled to ...

The method involves emitting a light beam (1a) by a vehicle (3a), where other vehicles (3b,3c) are arranged in the emitting area of the light beam. The latter vehicles emit other light beams (1b,1c). The former light beam of the data set is modulated by th...

The invention relates to a fuel cell arrangement with a fuel cell (FC) and an electrolytic cell (EC) arrangement. The fuel cell comprises a first and a second electrode (3, 4). The first is the anode (3) and the second is the cathode (4). The fuel cell has...