Metal halide perovskites (MHPs) have recently emerged as an ideal semiconductor for
photovoltaic applications. Most of the advantageous properties of perovskites are dominated …

Perovskite solar cells (PSCs) are a promising and fast-growing type of photovoltaic cell due
to their low cost and high conversion efficiency. The high efficiency of PSCs is closely …

Recently, halide perovskites have emerged as a promising material for device applications.
Lead-based perovskites have been widely explored, while investigation of the optical …

Light exposure usually causes an increase in photoconductivity in perovskite
semiconductors. However, we report here light-induced negative photoconductivity, followed …

Perovskite single crystals have emerged as potential candidates in the field of optoelectronic
devices because of their low trap state densities, long diffusion lengths, and high charge …

Organometallic halide perovskites-based solar cells have emerged as next-generation
photovoltaic technology. However, many of its intriguing optoelectronic properties at low …

Lead-free halide perovskites, as environment-friendly materials, have received critical
interest in photovoltaic applications. In this regard, the bismuth halide perovskites …

Photosensitive dielectric and conductivity relaxation was observed in all inorganic lead-free
Cs3Bi2Cl9 perovskite single crystals. Using impedance and modulus spectroscopy in dark …

Imperfections such as heterogeneity at different length scales, static versus dynamic
disorders, defects in the bulk, surface imperfections, grain boundaries, and interface …

Passivation of defects with functional organic molecules is one of the best strategies to
improve the efficiency and stability of perovskite solar cells (PSCs). Herein, two fluorinated …