Abstract Current‐density–voltage (J–V) hysteresis in perovskite solar cells (PSCs) is a
critical issue because it is related to power conversion efficiency and stability. Although …

The quality of the perovskite film is crucial to the technological breakthrough of perovskite
solar cells (PSCs). The two‐step method can facilitate the formation of a perovskite film with …

Perovskite solar cells (PSCs) are being rapidly developed at a fiery stage due to their
marvelous and fast-growing power conversion efficiency (PCE). Advantages such as high …

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 …

Organic–inorganic hybrid perovskite solar cells (PSCs) are a promising photovoltaic
technology that has rapidly developed in recent years. Nevertheless, a large number of ionic …

So far, the combination of methylammonium bromide/methylammonium chloride
(MABr/MACl) or methylammonium iodide (MAI)/MACl is the most frequently used additives to …

The unprecedented emergence of perovskite‐based solar cells (PSCs) has been
accompanied by an intensive search of suitable materials for charge‐selective contacts. For …

Flexible perovskite solar cells (f‐PSCs) have attracted great attention due to their promising
commercial prospects. However, the performance of f‐PSCs is generally worse than that of …

Even though TiO 2 is the most widely used electron transport layer (ETL) in high-efficiency
perovskite solar cells (PSCs), ultraviolet photocatalysis and existence of intrinsic oxygen …

The design of additives mainly involves selection of functional groups with coordination
relationships with defects in perovskite materials. However, it is particularly important to …