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 …

Exceptional power conversion efficiency (PCE) of 25.7% in perovskite solar cells (PSCs) has
been achieved, which is comparable with their traditional rivals (Si‐based solar cells) …

In perovskite solar cells, the interfaces between the perovskite and charge-transporting
layers contain high concentrations of defects (about 100 times that within the perovskite …

Surface passivation has been developed as an effective strategy to reduce trap-state density
and suppress non-radiation recombination process in perovskite solar cells. However …

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 …

To obtain highly efficient and stable perovskite solar cells (PSCs), defects must be removed
at the grain boundaries of the perovskite films. Most surface-treatment methods involve …

Abstract Wide‐band gap (1.68 eV) perovskite solar cells (PSCs) are important components
of perovskite/Si tandem devices. However, the efficiency of wide band gap PSCs has been …

Metal‐halide perovskite has emerged as an effective photovoltaic material for its high power
conversion efficiency (PCE), low cost and straightforward fabrication techniques …

Organic–inorganic hybrid lead halide perovskite solar cells have made unprecedented
progress in improving photovoltaic efficiency during the past decade, while still facing critical …

Hot carrier solar cells could achieve efficiencies exceeding the Shockley–Queisser limit by
collecting hot carriers before they cool down. With the hot-phonon bottleneck effect, hot …