Tin (Sn)‐based perovskites as the most promising absorber materials for lead‐free
perovskite solar cells (PSCs) have achieved the record efficiency of over 14%. Although …

Multi-junction solar cells are the most famous approach to overcome the power conversion
efficiency (PCE) limit of single-junction solar cells. Metal halide perovskite absorber …

Carrier extraction in mixed tin–lead perovskite solar cells is improved by modifying the top
and bottom perovskite surfaces with ethylenediammonium diiodide and glycine …

Despite the rapid rise in the performance of a variety of perovskite optoelectronic devices
with vertical charge transport, the effects of ion migration remain a common and …

The rapid relaxation of hot carriers leads to energy loss in the form of heat and consequently
restricts the theoretical efficiency of single‐junction solar cells; However, this issue has not …

Investigation of the inherent field-driven charge transport behaviour of three-dimensional
lead halide perovskites has largely remained challenging, owing to undesirable ionic …

Controlling the crystallization of perovskite in a thin film is essential in making solar cells.
Processing tin-based perovskite films from solution is challenging because of the …

This study reports on the surface charge transfer do** of narrow-bandgap Sn/Pb binary
metal perovskites to controllably tune the carrier concentration and electrical properties, and …

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

Strain is an important property in halide perovskite semiconductors used for optoelectronic
applications because of its ability to influence device efficiency and stability. However …