Long-wavelength near-infrared light-emitting diodes (NIR LEDs) with peak emission
wavelengths beyond 900 nm are of critical importance for various applications including …

Perovskite solar cells (PSCs) are usually modified and passivated to improve their
performance and stability. The interface modification and bulk doping are the two basic …

Bandgap tunability of lead mixed halide perovskites (LMHPs) is a crucial characteristic for
versatile optoelectronic applications. Nevertheless, LMHPs show the formation of iodide …

Halide alloying in tin-based perovskites allows for photostable bandgap tuning between 1.3
and 2.2 eV. Here, we elucidate how the band edge energetics and associated defect activity …

Managing iodine formation is crucial for realising efficient and stable perovskite
photovoltaics. Poly (3, 4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT: PSS) is a …

In halide perovskite solar cells, certain compositions, especially those with a high mixture of
anions, degrade rapidly. Here, a degradation study compares the photo (exposure to light) …

Recent experiments show that doping a small amount of fluorinated pseudohalides (BF 4)
into CH 3 NH 3 PbI 3 (MAPbI 3) can enhance the performance of wide-band-gap (WBG) …

The inherent flexibility and excellent mechanical strength of lead halide perovskite quantum
dots (LHP‐QDs) films have attracted much attention in the fields of flexible lighting, displays …

Lead halide perovskites have emerged as a new class of semiconductor materials with
exceptional optoelectronic properties, sparking significant research interest in photovoltaics …

Perovskite films with large crystal size, preferred orientation, and facile fabrication process,
combining advantages of single‐crystal and polycrystalline films, have gained considerable …