Compared with electronic phase transitions, structural phase transitions of crystals are
challenging to control owing to the energy cost of breaking dense solid bonds. Recently …

Interfacial ferroelectricity, prevalent in various parallel-stacked layered materials, allows
switching of out-of-plane ferroelectric order by in-plane sliding of adjacent layers. Its …

Abstract 2D sliding ferroelectric semiconductors have greatly expanded the ferroelectrics
family with the flexibility of bandgap and material properties, which hold great promise for …

The anomalous photovoltaic effect (APE) in polar crystals is a promising avenue for
overcoming the energy conversion efficiency limits of conventional photoelectric devices …

Van der Waals heterostructures have opened new opportunities to develop atomically thin
(opto) electronic devices with a wide range of functionalities. The recent focus on …

Sliding ferroelectricity, an emerging type of hysteretic behaviour with strong potential for
memory-related applications, involves dynamically switching the polarization associated …

Stacking two atomic layers together can induce interlayer (sliding) ferroelectricity that is
absent in their naturally occurring crystal forms. With the flexibility of two-dimensional …

Understanding the nature of sliding ferroelectricity is of fundamental importance for the
discovery and application of two-dimensional ferroelectric materials. In this work, we …

Exploration of two-dimensional (2D) sliding ferroelectric (FE) materials with experimentally
detectable ferroelectricity and value-added novel functionalities is highly sought for the …

Ferroelectric materials, celebrated for their switchable polarization, have undergone
significant evolution since their early discovery in Rochelle salt. Initial challenges, including …