Blue perovskite light-emitting diodes (PeLEDs) are essential in pixels of perovskite displays,
while their progress lags far behind their red and green counterparts. Here, we focus on …

Conspectus The optical and electronic properties of metal halide perovskites provide insight
into the operation of solar cells as well as their long-term operational stability. Halide …

The epitaxial growth of a perovskite matrix on quantum dots (QDs) has enabled the
emergence of efficient red light-emitting diodes (LEDs) because it unites efficient charge …

The Urbach energy indicating the width of the exponentially decaying sub-bandgap
absorption tail is commonly used as the indicator of electronic quality of thin-film materials …

Despite recent encouraging developments, achieving efficient blue perovskite light-emitting
diodes (PeLEDs) have been widely considered a critical challenge. The efficiency …

Conspectus Metal halide perovskites have garnered a great deal of attention for their
applications in photovoltaics, LEDs, and radiation detection. The ease of solution processing …

Lead halide perovskites are at the forefront of semiconductor research because of the
tremendous efficiency increase of the corresponding devices together with low-cost …

Abstract 2D lead halide perovskites, which exhibit bandgap tunability and increased
chemical stability, have been found to be useful for designing optoelectronic devices …

Understanding the mechanism of light‐induced halide segregation in mixed‐halide
perovskites is essential for their application in multijunction solar cells. Here …

Perovskite solar cells have achieved rapid progress in the new‐generation photovoltaic
field, but the commercialization lags behind owing to the device stability issue under …