Review—Organic Solar Cells: Structural Variety, Effect of Layers, and Applications

This review is focused on the current development in domain of organic photovoltaic cells (OPVs). Solar cells play a vital role for electricity production by converting sunlight to electric current. This paper presents an exhaustive literature review on advancements in field of OPVs. The solar cells, as a substitute for fossil fuels are, at the forefront in a wide range of research applications. The organic solar cells efficiency and operational lifespan made outstanding advancement by refining materials of the photoactive layer and presenting new inter-layers. The functioning of organic solar cells is centered on photoinduced electron transfer. Organic solar cell technology has immense potential owing to lower production cost and flexible characteristics. The latest advancement in the material engineering and sophisticated device structure have significantly improved the solar cells commercial feasibility. Further, we highlight the research and advancements of organic bioelectronics in powering numerous bio-medical electronic devices. The important challenges, engineering result, and forthcoming prospects driving the progress of OSCs are explored.