High-efficiency monolithic CIGS/CIGS tandem solar cell with WS2 buffer layers

Key Points

• Improved efficiency was achieved in the tandem solar cell design, enhancing overall performance.
• Tandem cells showed distinctive advantages over single junctions, achieving unprecedented levels of energy conversion.
• The development utilized monolithic integration, ensuring efficient connectivity and stability across layers of CIGS material.
• These advancements may support the next generation of solar energy solutions, with potential for widespread applications.