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

All-perovskite tandem solar cells are attracting considerable interest in photovoltaics
research, owing to their potential to surpass the theoretical efficiency limit of single-junction …

High-quality perovskite light harvesters and robust organic hole extraction layers are
essential for achieving high-performing perovskite solar cells (PSCs). We introduce a …

The efficiency and stability of perovskite solar cells are essentially determined by defects in
the perovskite layer, yet their chemical nature and linking with the degradation mechanism …

Halide segregation critically limits the stability of mixed-halide perovskite solar cells under
device operational conditions. There is a strong indication that halide oxidation is the …

Since the inception of the unprecedented rise of halide perovskites for photovoltaic
research, ion migration has shadowed this material class with undesirable hysteresis and …

Metal halide perovskites (MHPs) constitute a rich library of materials with huge potential for
disruptive optoelectronic technologies. Their main strength comes from the possibility of …

Over the past decade, the power conversion efficiencies (PCEs) of single-junction perovskite
solar cells (PSCs) have improved dramatically to reach 25.7%, gradually approaching their …

Understanding the nanoscopic chemical and structural changes that drive instabilities in
emerging energy materials is essential for mitigating device degradation. The power …

Having gained prominence in the design of high-efficiency solar cells, metal halide
perovskites have taken center stage in photocatalysis. Despite the demonstrations of …