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This research focuses on developing lead-free perovskite solar cells as a safer alternative to conventional lead-based perovskite photovoltaics. The study addresses two critical challenges: improving the stability of lead-free perovskite materials under environmental conditions and enhancing their power conversion efficiency to compete with lead-based counterparts. The work explores strategic material composition modifications and device engineering approaches to advance the viability of non-toxic perovskite solar cell technology.
Why it matters
Lead-based perovskite solar cells, while highly efficient, pose significant environmental and health risks due to lead toxicity, limiting their commercial deployment. Developing stable and efficient lead-free alternatives could enable widespread adoption of perovskite solar technology for clean energy generation without the associated toxicity concerns.
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Source: Strategic development of stable and efficient lead-free perovskite solar cells