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

The recent surge of scientific interest for lead halide perovskite semiconductors and
optoelectronic devices has seen a mix of materials science sub-fields converge on the same …

Perovskite light-emitting diodes are an emerging light source technology. However, similar
to perovskite solar cells, poor operational stability remains an obstacle for commercial …

Solar cells based on metal halide perovskites are one of the most promising photovoltaic
technologies,,–. Over the past few years, the long-term operational stability of such devices …

The stability of perovskite solar cells (PSCs) has been considered as the largest obstacle to
their commercialization. Herein, we observed that the main failure mechanism for MAPbI 3 …

Photoluminescence spectroscopy is a widely applied characterization technique for
semiconductor materials in general and halide perovskite solar cell materials in particular. It …

Since the inception of the unprecedented rise of halide perovskites for photovoltaic
research, ion migration has shadowed this material class with undesirable hysteresis and …

Inverted perovskite solar cells (PSCs) have attracted considerable attention due to their
distinct advantages, including minimal hysteresis, cost‐effectiveness, and suitability for …

Having gained prominence in the design of high-efficiency solar cells, metal halide
perovskites have taken center stage in photocatalysis. Despite the demonstrations of …

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 …