Three-dimensional (3D) organic–inorganic lead halide perovskites have emerged in the
past few years as a promising material for low-cost, high-efficiency optoelectronic devices …

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 …

Controlling the crystallinity and surface morphology of perovskite layers by methods such as
solvent engineering, and methylammonium chloride addition,,,–is an effective strategy for …

Inserting an ultrathin low-conductivity interlayer between the absorber and transport layer
has emerged as an important strategy for reducing surface recombination in the best …

Incorporating mixed ion is a frequently used strategy to stabilize black-phase formamidinum
lead iodide perovskite for high-efficiency solar cells. However, these devices commonly …

The energy landscape of reduced-dimensional perovskites (RDPs) can be tailored by
adjusting their layer width (n). Recently, two/three-dimensional (2D/3D) heterostructures …

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

The A cation in ABX3 organic-inorganic lead halide perovskites (OLHPs) was conventionally
believed to hardly affect their optoelectronic properties. However, more recent developments …

High-quality perovskite light harvesters and robust organic hole extraction layers are
essential for achieving high-performing perovskite solar cells (PSCs). We introduce a …

Despite the remarkable progress in power conversion efficiency of perovskite solar cells,
going from individual small-size devices into large-area modules while preserving their …