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 …

Inverted perovskite solar cells (PSCs) have attracted considerable attention due to their
distinct advantages, including minimal hysteresis, cost‐effectiveness, and suitability for …

Metal‐halide perovskites are rapidly emerging as an important class of photovoltaic
absorbers that may enable high‐performance solar cells at affordable cost. Thanks to the …

In several photovoltaic (PV) technologies, the presence of electronic defects within the
semiconductor band gap limit the efficiency, reproducibility, as well as lifetime. Metal halide …

Rapid progress in the efficiency of hybrid lead halide perovskite photovoltaics surpassed the
semiconductor thin-film solar cells such as CdTe (cadmium telluride), CZTS (copper zinc tin …

Even though the power conversion efficiency (PCE) of rigid perovskite solar cells is
increased to 22.7%, the PCE of flexible perovskite solar cells (F‐PSCs) is still lower. Here, a …

Solar cells based on metal halide perovskites have reached a power conversion efficiency
as high as 25%. Their booming efficiency, feasible processability, and good compatibility …

Healing charge‐selective contact interfaces in perovskite solar cells (PSCs) highly
determines the power conversion efficiency (PCE) and stability. However, the state‐of‐the …

The chemical composition engineering of lead halide perovskites via a partial or complete
replacement of toxic Pb with tin has been widely reported as a feasible process due to the …

In this study, a hole transport layer (HTL)-free perovskite solar cell (PSC) structure with CH 3
NH 3 SnI 3 as an active layer and TiO 2 as an electron transport layer (ETL) has been …