4 (a) Draw the schematic diagram of a typical device structure of conventional semiconductor solar cells and organic sol
Posted: Sun May 15, 2022 3:40 pm
4 (a) Draw the schematic diagram of a typical device structure of conventional semiconductor solar cells and organic solar cells. Describe the functions of each part in each of the two types of solar cells. (17 marks) (b) What is the definition of fill factor of a solar cell? How to increase the fill factor of the planar heterojunction organic solar cells? (5 marks) (C) State the optical effects which can be used to enhance the light absorption in solar cells? (3 marks)