The A cation in ABX3 organic-inorganic lead halide perovskites (OLHPs) was conventionally
believed to hardly affect their optoelectronic properties. However, more recent developments …

Wide‐bandgap (WBG) perovskite solar cells (PSCs) are acknowledged as promising
candidates for multijunction tandem and building photovoltaics, which attract broad research …

Exceptional power conversion efficiency (PCE) of 25.7% in perovskite solar cells (PSCs) has
been achieved, which is comparable with their traditional rivals (Si‐based solar cells) …

Halide perovskites have shown superior potentials in flexible photovoltaics due to their soft
and high power‐to‐weight nature. However, interfacial residual stress and lattice mismatch …

Tuning the composition of perovskites to approach the ideal bandgap raises the single-
junction Shockley-Queisser efficiency limit of solar cells. The rapid development of narrow …

Perovskite solar cells (PSCs) are rivaling most commercial photovoltaics in the aspect of
efficiency and cost, while their intrinsic instability remains a major concern for their practical …

Tin-based perovskite solar cells (TPSCs) are among the best candidates for lead-free
photovoltaic technology owing to their low toxicity and high theoretical efficiency. However …

Sn–Pb mixed perovskites with bandgaps in the range of 1.1–1.4 eV are ideal candidates for
single‐junction solar cells to approach the Shockley–Queisser limit. However, the efficiency …

Halide perovskite semiconductors with extraordinary optoelectronic properties have been
fascinatedly studied. Halide perovskite nanocrystals, single crystals, and thin films have …

Regulation of Lewis acid‐base adduct intermediate is more critical for the dual metal ions of
Sn2+ and Pb2+ than for the single metal ion such as Pb2+ in preparing high quality …