Crystalline silicon (c-Si) photovoltaics has long been considered energy intensive and
costly. Over the past decades, spectacular improvements along the manufacturing chain …

All highly-efficient organic–inorganic halide perovskite (OIHP) solar cells to date are made of
polycrystalline perovskite films which contain a high density of defects, including point and …

Abstract Mid‐infrared (MIR) photodetection, covering diverse molecular vibrational regions
and atmospheric transmission windows, is vital to civil and military purposes. Versatile use …

The disorderly distribution of defects in the perovskite or at the grain boundaries, surfaces,
and interfaces, which seriously affect carrier transport through the formation of nonradiative …

In several photovoltaic (PV) technologies, the presence of electronic defects within the
semiconductor band gap limit the efficiency, reproducibility, as well as lifetime. Metal halide …

The ionic defects at the surfaces and grain boundaries of organic–inorganic halide
perovskite films are detrimental to both the efficiency and stability of perovskite solar cells …

Improving the photoconversion efficiency of silicon solar cells is crucial to further the
deployment of renewable electricity. Essential device properties such as lifetime, series …

Black phosphorus has emerged as a unique optoelectronic material, exhibiting tunable and
high device performance from mid-infrared to visible wavelengths. Understanding the …

Planar structures for halide perovskite solar cells have recently garnered attention, due to
their simple and low-temperature device fabrication processing. Unfortunately, planar …

Silicon dominates contemporary solar cell technologies. But when absorbing photons,
silicon (like other semiconductors) wastes energy in excess of its bandgap. Reducing these …