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High-Performance All-Inorganic Cesium Halide Perovskite Solar Cells
Ruixia Yang1,2, Dong Yang1,3, Shengzhong Frank Liu1,4
1State Key Laboratory of Photoelectric Conversion and Utilization of Solar Energy, Dalian National Lab for Clean Energy, Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian 116023, China.
Chemical Reviews
|January 16, 2026
Summary
All-inorganic perovskites offer enhanced stability for next-generation solar cells. Research reviews their properties, fabrication, and challenges, including lead-free alternatives for improved photovoltaics.
Area of Science:
- Materials Science
- Solid-State Physics
- Photovoltaics
Background:
- All-inorganic perovskites (CsPbX₃) show superior stability over hybrid counterparts.
- They possess excellent optoelectronic properties suitable for solar energy conversion.
Purpose of the Study:
- To provide a comprehensive review of inorganic perovskites for photovoltaic applications.
- To discuss fabrication methods, stability issues, and lead-free alternatives.
Main Methods:
- Review of structural, phase, and optoelectronic properties.
- Analysis of fabrication techniques (solution processing, vacuum deposition).
- Discussion of strategies for stability enhancement and defect mitigation.
Main Results:
- Inorganic perovskites exhibit promising photovoltaic characteristics.
- Composition engineering and interfacial modification improve performance.
- Development of lead-free alternatives (Bi, Sn, Sb-based) addresses environmental concerns.
Conclusions:
- All-inorganic perovskites are strong candidates for advanced photovoltaics.
- Further research is needed to overcome remaining challenges in stability and scalability.
- Potential applications exist under extreme environmental conditions.
