Bett, Andreas W.Andreas W.Bett2022-03-062022-03-062021https://publica.fraunhofer.de/handle/publica/26767910.1063/5.00412552-s2.0-85104938610enphotovoltaicsrenewable energyrenewable energy technologyPhotovoltaikSilicium-PhotovoltaikTechnologiebewertung621697Preface to Special Collection: "Renewable Energy Technologies and Systems"journal article