Perovskite solar cells have demonstrated the efficiencies needed for technoeconomic
competitiveness. With respect to the demanding stability requirements of photovoltaics …

There is an ongoing global effort to advance emerging perovskite solar cells (PSCs), and
many of these endeavours are focused on develo** new compositions, processing …

Perovskite solar cells with the formula FA1− x Cs x PbI3, where FA is formamidinium,
provide an attractive option for integrating high efficiency, durable stability and compatibility …

Nowadays, the soar of photovoltaic performance of perovskite solar cells has set off a fever
in the study of metal halide perovskite materials. The excellent optoelectronic properties and …

A myriad of studies and strategies have already been devoted to improving the stability of
perovskite films; however, the role of the different perovskite crystal facets in stability is still …

The open-circuit voltage (V OC) deficit in perovskite solar cells is greater in wide-bandgap
(over 1.7 eV) cells than in perovskites of roughly 1.5 eV (refs.,). Quasi-Fermi-level-splitting …

Metal-oxide-based charge-transport layers have played a pivotal role in the progress of
perovskite solar cells. Yet metal-oxide/perovskite interfaces are often highly defective, owing …

The black phase of formamidinium lead iodide (FAPbI3) perovskite shows huge promise as
an efficient photovoltaic, but it is not favoured energetically at room temperature, meaning …

The presence of mobile ions in metal halide perovskites has been shown to adversely affect
the intrinsic stability of perovskite solar cells (PSCs). However, the actual contribution of …

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 …