Fundamental microscopic mechanisms behind extraordinary properties of hybrid lead halide perovskites

Determine the fundamental microscopic mechanisms that give rise to the extraordinary optoelectronic properties of hybrid organic–inorganic lead halide perovskites, particularly in contrast to conventional inorganic semiconductors.

Background

Hybrid lead halide perovskites deliver exceptional performance in photovoltaics, light emission, and X-ray detection, rivaling or surpassing established semiconductors. Despite rapid device advances, there remains a gap in understanding the microscopic origins of their superior behavior compared to conventional inorganic semiconductors.

The paper motivates this gap by connecting nanoscale structural dynamics to macroscopic properties, but explicitly acknowledges that the precise microscopic mechanisms underpinning these properties are still an open challenge.

References

Despite these extraordinary advancements, uncovering the fundamental microscopic mechanisms responsible for these remarkable properties remains an open scientific challenge, particularly when contrasted with conventional inorganic semiconductors.

— Dynamic Nanodomains Dictate Macroscopic Properties in Lead Halide Perovskites  (2404.14598 - Dubajic et al., 2024) in Main text, Introduction (first page)