Impedance spectroscopy (IS) provides a detailed understanding of the dynamic phenomena
underlying the operation of photovoltaic and optoelectronic devices. Here we provide a …

Halide perovskites solar cells are now approaching commercialisation. In this transition from
academic research towards industrialisation, standardized testing protocols and reliable …

Emerging nonfullerene acceptors (NFAs) with crystalline domains enable high-performance
bulk heterojunction (BHJ) solar cells. Thermal annealing is known to enhance the BHJ …

The last two years have witnessed rapid progress in organic solar cells (OSCs), driven by
the newly-developed nonfullerene acceptor (NFA) Y6, which contains an electron-deficient …

Due to the excellent optoelectronic properties, organic–inorganic perovskites have drawn
much attention and have been applied in different electronics with remarkable performance …

Perovskite solar cells have achieved power-conversion efficiency values approaching those
of established photovoltaic technologies, making the reliable assessment of their …

While searching for new nanoelectrocatalysts with outstanding performance, researchers
often disregard the complexity and true usability of such materials. Here, it is argued that the …

Advances in the design and application of highly efficient conjugated polymers and small
molecules over the past years have enabled the rapid progress in the development of …

Perovskite solar cells (PSCs) are promising low-cost photovoltaic technologies with high
solar-to-electric power conversion efficiency (PCE). The heterojunction structure between …

Humidity has been an important factor, in both negative and positive ways, in the
development of perovskite solar cells and will prove critical in the push to commercialize this …