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

Impedance spectroscopy (IS) is an effective characterization technique used to probe and
distinguish charge dynamics occurring at different timescales in optoelectronic and electric …

The presence of mobile ions in metal halide perovskites has been shown to adversely affect
the intrinsic stability of perovskite solar cells (PSCs). However, the actual contribution of …

Owing to rapid development in their efficiency and stability, perovskite solar cells are at the
forefront of emerging photovoltaic technologies. State-of-the-art cells exhibit voltage …

Perovskite solar cells have demonstrated low non‐radiative voltage losses and open‐circuit
voltages (VOCs) that often match the internal voltage in the perovskite layer, ie the quasi …

Metal halide perovskites are the first solution processed semiconductors that can compete in
their functionality with conventional semiconductors, such as silicon. Over the past several …

Abstract Current‐density–voltage (J–V) hysteresis in perovskite solar cells (PSCs) is a
critical issue because it is related to power conversion efficiency and stability. Although …

Perovskite solar cells are a potential game changer for the photovoltaics industry, courtesy
of their facile fabrication and high efficiency. Despite this, commercialization is being held …

Not long after the breakthrough publications on lead halide perovskite-based solar cells,
researchers noticed something peculiar about these devices: the current− voltage scans, the …

Organic–inorganic hybrid perovskite solar cells (PSCs) have become a promising candidate
in the photovoltaic field due to their high power conversion efficiency and low material cost …