Already, several technologies of polycrystalline thin‐film photovoltaic materials have
achieved certified record small‐cell power conversion efficiencies exceeding 22%. They are …

Formamidinium lead iodide (FAPbI3)‐based perovskites have become one of the most
promising candidate materials for high efficiency and thermally stable perovskite solar cells …

The performance of perovskite solar cells is sensitive to detrimental defects, which are prone
to accumulate at the interfaces and grain boundaries of bulk perovskite films. Defect …

The all-inorganic α-CsPbI3 perovskite with the most suitable band gap faces serious
challenges of low phase stability and high moisture sensitivity. We discover that a simple …

Formamidinium lead iodide (FAPbI3) has endowed power conversion efficiencies (PCEs) up
to 25.5% in regular‐structured perovskite solar cells (PSCs) because of its optimal bandgap …

The carrier concentration of the electron‐selective layer (ESL) and hole‐selective layer can
significantly affect the performance of organic–inorganic lead halide perovskite solar cells …

Among all inorganic halide perovskite photovoltaic materials, CsPbIBr2 exhibits the most
balanced features in terms of bandgap and stability. However, the poor quality of solution …

The performance of perovskite solar cells is greatly affected by the crystallization of the
perovskite active layer. Perovskite crystal grains should neatly arrange and penetrate the …

The performance of large-area perovskite solar cells (PSCs) is confined to the non-
uniformity edge-coating and crystalline defects. Focusing on the critical requirement of large …

The fundamental factor affecting the stability of perovskite solar cells, ion migration, has
been reviewed, which is found to be closely related to the degradation of perovskite solar …