Impedance spectroscopy (IS) provides a detailed understanding of the dynamic phenomena
underlying the operation of photovoltaic and optoelectronic devices. Here we provide a …

In the ever-increasing energy demand scenario, the development of novel photovoltaic (PV)
technologies is considered to be one of the key solutions to fulfil the energy request. In this …

The nonradiative recombination losses resulting from the trap states at the surface and grain
boundaries directly hinder the further enhancement of power conversion efficiency (PCE) …

One of the most effective methods to achieve high-performance perovskite solar cells has
been to include additives that serve as dopants, crystallization agents, or passivate defect …

Perovskite solar cells (PSCs) have rapidly developed and achieved power conversion
efficiencies of over 20% with diverse technical routes. Particularly, planar‐structured PSCs …

SnO2 has been well investigated in many successful state‐of‐the‐art perovskite solar cells
(PSCs) due to its favorable attributes such as high mobility, wide bandgap, and deep …

The trap states at grain boundaries (GBs) within polycrystalline perovskite films deteriorate
their optoelectronic properties, making GB engineering particularly important for stable high …

The breakthrough discovery of organic-inorganic hybrid perovskite materials for converting
solar energy into electrical energy has revolutionized the third generation photovoltaic …

Metal halide perovskites have rapidly advanced thin-film photovoltaic performance; as a
result, the materials' observed instabilities urgently require a solution. Using density …

Abstract Discovery of the 9.7% efficiency, 500 h stable solid‐state perovskite solar cell (PSC)
in 2012 triggered off a wave of perovskite photovoltaics. As a result, a certified power …