Synergistic design of NiCr₂O₄/Sm₂O₃ hybrid counter electrode for efficient Pt-free dye-sensitized solar cells

Key Points

• Efficiency improvements in dye-sensitized solar cells are linked to the synergistic properties of NiCr₂O₄ and Sm₂O₃.
• The hybrid counter electrode design may enable significant performance gains without platinum, a costly material.
• Assessment shows improved energy conversion efficiency relative to traditional electrode materials and configurations.
• These findings support the potential for cost-effective alternatives in solar cell technology, advancing sustainable energy solutions.