The photovoltaics of organic–inorganic lead halide perovskite materials have shown rapid
improvements in solar cell performance, surpassing the top efficiency of semiconductor …

Organic semiconductors have become essential parts of thin-film electronic devices,
particularly as hole transport layers (HTLs) in perovskite solar cells (PSCs) where they …

Tandem solar cells that pair silicon with a metal halide perovskite are a promising option for
surpassing the single-cell efficiency limit. We report a monolithic perovskite/silicon tandem …

Further improvement and stabilization of perovskite solar cell (PSC) performance are
essential to achieve the commercial viability of next-generation photovoltaics. Considering …

Perovskite solar cells (PSCs) require both high efficiency and good long-term stability if they
are to be commercialized. It is crucial to finely optimize the energy level matching between …

Today's best perovskite solar cells use a mixture of formamidinium and methylammonium as
the monovalent cations. With the addition of inorganic cesium, the resulting triple cation …

All of the cations currently used in perovskite solar cells abide by the tolerance factor for
incorporation into the lattice. We show that the small and oxidation-stable rubidium cation …

Three-dimensional organic–inorganic perovskites have emerged as one of the most
promising thin-film solar cell materials owing to their remarkable photophysical properties …

Bio-integrated wearable systems can measure a broad range of biophysical, biochemical,
and environmental signals to provide critical insights into overall health status and to …

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) …