1. Monocrystalline Silicon Solar Cells June 10, 2015 Chapter VII

2. Principles of Cell Design

4. Material Selections

5. General Design Features

6. Silicon Material Properties

7. 400 nm

8. Doping Effects

9. Recombination –doping affects carrier life time

11. Life Time of Carriers

13. Surface Recombination

14. Effect of doping on mobility and diffusion constant and resistivity

18. AR: n~2, thickness: 80~100 nm; Ta 2 O 5, TiO 2, Si 3 N 4

19. Optimization of Solar Cell

23. Strategies to enhance absorption

25. Strategies to reduce surface recombination

30. xjxj Xj-Xj- X j+

33. Strategies to reduce series resistance

36. PV cell efficiency = 22%

37. Passivated Emitter Rear Locally (PERL) diffused solar cell with cell efficiency of 24.4%