Additives are widely adopted for efficient, stable, and hysteresis‐free perovskite solar cells
and play an important role in various breakthroughs of perovskite solar cells (PSCs). Herein …

Almost ten years after their first use in the photovoltaic (PV) field, perovskite solar cells
(PSCs) are now hybrid devices that, in addition to having reached silicon performance, can …

An efficient electron transport layer (ETL) plays a key role in promoting carrier separation
and electron extraction in planar perovskite solar cells (PSCs). An effective composite ETL is …

Introducing excess PbI2 has proven to be an effective in situ passivation strategy for
enhancing efficiency of perovskite solar cells (PSCs). Nevertheless, the photoinstability and …

The unique hybrid nature of 2D Ruddlesden–Popper (R–P) perovskites has bestowed upon
them not only tunability of their electronic properties but also high-performance electronic …

The perovskite research community have leveraged ionic and covalent bonding to engineer
efficient optoelectronic devices. These interactions are large in magnitude, with their effects …

Exploitation and utilization of sustainable energy sources has increasingly become the
common theme of global social development, which has promoted tremendous …

The quality of perovskite absorber is one of the most important factors to influence the
efficiency and stability of perovskite solar cells (PSCs). However, it is still challenging to …

Numerous defects may occur during the preparation of perovskite films, and these defects
obstruct the charge transfer and accelerate the decomposition of films. Herein, the 1 …

Fabrication of high-quality perovskite films with a large grain size and fewer defects is
always crucial to achieve efficient and stable perovskite solar cells (PSCs). Here, we report a …