Hauch, A.A.HauchGeorg, AndreasAndreasGeorgOpara Krasovec, U.U.Opara KrasovecOrel, B.B.Orel2022-03-032022-03-032002https://publica.fraunhofer.de/handle/publica/20259810.1149/1.15003462-s2.0-0036747431en621697541Photovoltaically self-charging batteryjournal article