Organic–inorganic hybrid lead halide perovskites (OLHPs), represented by (CH3NH3) PbI3,
are one of the research focus due to their exceptional performance in optoelectronic …

Fabricating compressive-strained perovskite films can boost the efficiency and stability of
perovskite solar cells (PSCs). However, compositional engineering toward the conversion of …

Photovoltaic metal halide perovskite solar cells (PSCs) convert light to electricity more
efficiently than crystalline silicon cells, and the cost of materials used to make them is lower …

Ferroelastic semiconductor materials have garnered significant research interest due to their
promising applications in the fields of shape memory, superelasticity, templated electronic …

The perovskite lattice strain correlating to its physical chemistry not only impacts the
optoelectronic properties but also the long‐term stability. The relaxation of perovskite lattice …

Perovskite solar cells (PSCs) currently hold the record for highest power conversion
efficiency (PCE) at an impressive 26.1%. However, the state-of-the-art PCEs still fall below …

Wide-bandgap (WBG) perovskites have great potential for inclusion in efficient tandem solar
cells, but large open-circuit voltage losses have limited device performance to date. Here …

Single-source vapor deposition of halide perovskites has, to date, remained challenging due
to the dissimilar volatilities of the precursors, limiting the controlled transfer of multiple …

Nickel oxide (NiO x) is considered to be an attractive hole transport material in planar
inverted perovskite solar cells (PSCs). Unfortunately, the further development of NiO x …

Carbon nitride (CN) is an ideal candidate as a passivating agent for perovskite (PVK) due to
its large π-conjugated structure and rich surface functional groups. Unfortunately, its intrinsic …