Formamidinium (FA) based perovskites are considered as one of the most promising light‐
absorbing perovskite materials owing to their narrower band gap and better thermal stability …

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 …

Power conversion efficiencies of inverted perovskite solar cells (PSCs) based on
methylammonium-and bromide-free formamidinium lead triiodide (FAPbI3) perovskites still …

Inverted perovskite solar cells still suffer from significant non-radiative recombination losses
at the perovskite surface and across the perovskite/C60 interface, limiting the future …

Wide-bandgap perovskites play a key role in high-performance tandem solar cells, which
have the potential to break the Schockley–Queisser limit. Here, a 2D/3D hybrid wide …

The carrier lifetime is one of the key parameters for perovskite solar cells (PSCs). However, it
is still a great challenge to achieve long carrier lifetimes in perovskite films that are …

The perovskite film prepared by traditional two-step sequential deposition possesses
numerous defects and excess lead iodide (PbI2), which is mainly due to the formation of a …

The ionic nature of the organic‐inorganic hybrid perovskite material is prone to react with
different functional groups. Here, a series of polar molecules with permanent dipole …

In recent years, organic‐inorganic halide perovskites are now emerging as the most
attractive alternatives for next‐generation photovoltaic devices, due to their excellent …

Facet engineering is an important strategy for tuning the physical, chemical, and electronic
properties of a crystal surface, and it also provides an effective route to improve the device …