OPV roadmap
Photovoltaic technologies emerge rapidly and fascinates us more and more entering our daily life in different aspects. The perspectives of organic photovoltaics as flexible, colourful and semi-transparent modules available ubiquitously discussed by Christoph Brabec, Andreas Distler and Hans-Joachim Egelhaaf in “The 2021 flexible and printed electronics roadmap”. The roadmap issue was coordinated by Ronald Österbacka from Pritzker School of Molecular Engineering, University of Chicago allows us to feel the heartbeat of the latest progress and trends in different fields of the printed electronics.