Lead halide perovskite solar cells (PSCs) have become a promising next-generation
photovoltaic technology due to their skyrocketed power conversion efficiency. However, the …

Since the first introduction of the organic–inorganic hybrid perovskite in the field of
optoelectronics, extraordinary progress in both the photoelectric-conversion-efficiency and …

Challenges in fabricating all-perovskite tandem solar cells as modules rather than as single-
junction configurations include growing high-quality wide-bandgap perovskites and …

Monolithic all-perovskite tandem solar cells offer an avenue to increase power conversion
efficiency beyond the limits of single-junction cells. It is an important priority to unite …

Longevity has been a long-standing concern for hybrid perovskite photovoltaics. We
demonstrate high-resilience positive-intrinsic-negative perovskite solar cells by …

The strong nonradiative recombination loss of inverted PSCs at the surface and at the
perovskite/C60 interface has limited the open-circuit voltage (Voc) and fill factor (FF) of the …

The surface of a semiconductor often has a key role in determining its properties. For metal
halide perovskites, understanding the surface features and their impact on the materials and …

Photoluminescence spectroscopy is a widely applied characterization technique for
semiconductor materials in general and halide perovskite solar cell materials in particular. It …

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

With power conversion efficiencies of perovskite-on-silicon and all-perovskite tandem solar
cells increasing at rapid pace, wide bandgap (> 1.7 eV) metal-halide perovskites (MHPs) are …