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

The performance and stability of metal halide perovskite solar cells strongly depend on
precursor materials and deposition methods adopted during the perovskite layer …

Interface engineering and passivating contacts are key enablers to reach the highest
efficiencies in photovoltaic devices. While printed carbon–graphite back electrodes for hole …

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

Metal halide perovskite (MHP) devices often show different types of hysteresis in separate
voltage domains. At low voltage, the impedance response is capacitive, and the cell gives …

Metal halide perovskites are archetypal ionic‐electronic materials with great prospects for
optoelectronic applications. Among the rich variety of physics exhibited by ionic‐electronic …

The internal crossfire of ionic and electronic effects in perovskite devices forms a complex
analysis problem that has not been fully solved yet. Specifically, halide photovoltaic …

Metal halide perovskite single crystals (MHPSCs) are gaining enormous attention in the
energy research community due to their impressive responses both in optical sensing and in …

Perovskite solar cells show a number of internal electronic–ionic effects that produce
hysteresis in the current–voltage curves and a dependence of the temporal response on the …

The recombination lifetime is a central quantity of optoelectronic devices, as it controls
properties such as the open-circuit voltage and light emission rates. Recently, the lifetime …