Perovskite solar cells have demonstrated the efficiencies needed for technoeconomic
competitiveness. With respect to the demanding stability requirements of photovoltaics …

Background In recent years, solar photovoltaic technology has experienced significant
advances in both materials and systems, leading to improvements in efficiency, cost, and …

Pin geometry perovskite solar cells (PSCs) offer simplified fabrication, greater amenability to
charge extraction layers, and low-temperature processing over nip counterparts. Self …

The power conversion efficiency (PCE) of inverted perovskite solar cells (PSCs) is still
lagging behind that of conventional PSCs, in part because of inefficient carrier transport and …

Abstract Phenethylammonium (PEA+) and butylammonium (BA+) are widely used in three-
dimensional (3D) perovskites to form two-dimensional perovskites at film surfaces and grain …

High-quality defect passivation at perovskite/charge extraction layer heterojunctions in
perovskite solar cells is critical to solar device operation. Here we report a …

Monolithic all-perovskite triple-junction solar cells have the potential to deliver power
conversion efficiencies beyond those of state-of-art double-junction tandems and well …

Inverted (pin) perovskite solar cells (PSCs) afford improved operating stability in comparison
to their nip counterparts but have lagged in power conversion efficiency (PCE). The …

The preparation of high‐quality perovskite films is key to realize efficient and stable inverted
perovskite solar cells. The trap‐assisted nonradiative recombination at grain boundary (GB) …

The hole-transporting material (HTM) plays a crucial role in the performance and stability of
perovskite solar cells (PSCs). Ideally, it facilitates lossless charge transfer and suppresses …