The deposition of large ammonium cations onto perovskite surfaces to passivate defects and
reduce contact recombination has enabled exceptional efficiency and stability in perovskite …

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 …

Passivating surface and bulk defects of perovskite films has been proven to be an effective
way to minimize nonradiative recombination losses in perovskite solar cells (PVSCs). The …

Enhancing device lifetime is one of the essential challenges in perovskite solar cells. The
ultrathin Eu‐MOF layer is introduced at the interface between the electron‐transport layer …

Tin-lead halide perovskites with a bandgap near 1.2 electron-volt hold great promise for thin-
film photovoltaics. However, the film quality of solution-processed Sn-Pb perovskites is …

We show that adding ethylenediamine (EDA) to perovskite precursor solutions improves the
photovoltaic device performance and material stability of high-bromide-content …

The recent steady improvements in the performance of the nascent hybrid perovskite
photovoltaic (PV) devices have led to power conversion efficiencies that rival the best …

While amines are widely used as additives in metal-halide perovskites, our understanding of
the way amines in perovskite precursor solutions impact the resultant perovskite film is still …

Organometal halide perovskite light emitting diodes (LEDs) have attracted a lot of attention
in recent years, owing to the rapid progress in device efficiency. However, their short …

Two-and three-dimensional lead-halide perovskite (LHP) materials are novel
semiconductors that have generated broad interest owing to their outstanding optical and …