Copper indium thiophosphate, CuInP₂S₆, has attracted much attention in recent years due to its van der Waals layered structure and robust ferroelectricity at room temperature. In this review, we aim to give an overview of the various properties of CuInP₂S₆, covering structural, ferroelectric, dielectric, piezoelectric and transport properties, as well as its potential applications. We also highlight the remaining questions and possible research directions related to this fascinating material and other compounds of the same family.

中文翻译：

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Van der Waals层状铁电CuInP 2 S 6：物理性质和器件应用

近年来，由于其范德华层状结构和室温下强大的铁电性，硫代磷酸铜铟CuInP ₂ S ₆备受关注。在这篇综述中，我们旨在概述CuInP ₂ S ₆的各种特性，涵盖结构，铁电，介电，压电和传输特性，及其潜在应用。我们还将重点介绍与该引人入胜的材料和同一家族的其他化合物相关的其余问题和可能的研究方向。