Metal-oxide-based charge-transport layers have played a pivotal role in the progress of
perovskite solar cells. Yet metal-oxide/perovskite interfaces are often highly defective, owing …

Perovskite solar cells (PSCs) have made incredibly fast progress in the past years, with the
efficiency approaching 26%, which is comparable to those of the best silicon solar cells. One …

Improved stability and efficiency of two-terminal monolithic perovskite-silicon tandem solar
cells will require reductions in recombination losses. By combining a triple-halide perovskite …

Silicon solar cells are approaching their theoretical efficiency limit of 29%. This limitation can
be exceeded with advanced device architectures, where two or more solar cells are stacked …

Metal-halide perovskites have rapidly emerged as one of the most promising materials of the
21st century, with many exciting properties and great potential for a broad range of …

Organic semiconductors have become essential parts of thin-film electronic devices,
particularly as hole transport layers (HTLs) in perovskite solar cells (PSCs) where they …

Carbazole‐derived self‐assembled monolayers (SAMs) are promising hole‐selective
materials for inverted perovskite solar cells (PSCs). However, they often possess small …

Advancing inverted (p–i–n) perovskite solar cells (PSCs) is key to further enhance the power
conversion efficiency (PCE) and stability of flexible and perovskite-based tandem …

Impedance spectroscopy (IS) provides a detailed understanding of the dynamic phenomena
underlying the operation of photovoltaic and optoelectronic devices. Here we provide a …

With rapid progress in a power conversion efficiency (PCE) to reach 25%, metal halide
perovskite-based solar cells became a game-changer in a photovoltaic performance race …