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 …

Two-dimensional (2D) halide perovskites have emerged as outstanding semiconducting
materials thanks to their superior stability and structural diversity. However, the ever-growing …

Perovskite solar cells have reached a power conversion efficiency over 25%, and the
engineering of the interface between the perovskite and hole transport layer (HTL) has been …

In perovskite solar cells, the formation of residual/excess lead iodide (PbI2) in the perovskite
film is detrimental to device stability. However, the understanding of the effect of …

Designing two-dimensional halide perovskites for high-performance optoelectronic
applications requires deep understanding of the structure-property relationship that governs …

The stabilization of black-phase formamidinium lead iodide (α-FAPbI3) perovskite under
various environmental conditions is considered necessary for solar cells. However …

Since the inception of the unprecedented rise of halide perovskites for photovoltaic
research, ion migration has shadowed this material class with undesirable hysteresis and …

Owing to their insufficient light absorption and charge transport, 2D Ruddlesden–Popper
(RP) perovskites show relatively low efficiency. In this work, methylammonium (MA) …

Halide‐perovskite‐based mechanical energy harvesters display excellent electrical output
due to their unique ferroelectricity and dielectricity. However, their high toxicity and moisture …

Perovskite solar cells represent a promising third-generation photovoltaic technology with
low fabrication cost and high power conversion efficiency. In light of the rapid development …