Articles with "ferroelectricity" as a keyword



Room‐Temperature Ferroelectricity in Hexagonally Layered α‐In 2 Se 3 Nanoflakes down to the Monolayer Limit

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Published in 2018 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201803738

Abstract: 2D ferroelectric material has emerged as an attractive building block for highdensity data storage nanodevices. Although monolayer van der Waals ferroelectrics have been theoretically predicted, a key experimental breakthrough for such calculations is still not… read more here.

Keywords: ferroelectricity; ferroelectricity hexagonally; temperature ferroelectricity; room temperature ... See more keywords

Centimeter‐Sized Single Crystals of Two‐Dimensional Hybrid Iodide Double Perovskite (4,4‐Difluoropiperidinium)4AgBiI8 for High‐Temperature Ferroelectricity and Efficient X‐Ray Detection

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Published in 2021 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202009457

Abstract: Ferroelectricity and X‐ray detection property have been recently implemented for the first time in hybrid bromide double perovskites. It sheds a light on achieving photosensitive and ferroelectric multifunctional materials based on 2D lead‐free hybrid halide… read more here.

Keywords: double perovskites; ferroelectricity; ray; ray detection ... See more keywords

Ferroelectricity in Single‐Crystalline BaTiO3 Nanodisks on Silicon

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202507905

Abstract: The miniaturization of ferroelectrics with lateral size reduction is crucial for technological advancement but requires an understanding of the fundamental behavior of ferroelectrics at the nanoscale. While much attention has been focused on vertical scaling… read more here.

Keywords: single crystalline; batio3 nanodisks; batio3; crystalline batio3 ... See more keywords

Fluorinated 2D Lead Iodide Perovskite Ferroelectrics.

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Published in 2019 at "Advanced materials"

DOI: 10.1002/adma.201901843

Abstract: Hybrid perovskite materials are famous for their great application potential in photovoltaics and optoelectronics. Among them, lead-iodide-based perovskites receive great attention because of their good optical absorption ability and excellent electrical transport properties. Although many… read more here.

Keywords: perovskite ferroelectrics; iodide perovskite; ferroelectricity; lead iodide ... See more keywords
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Discovery of Real-Space Topological Ferroelectricity in Metallic Transition Metal Phosphides.

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Published in 2020 at "Advanced materials"

DOI: 10.1002/adma.202003479

Abstract: Ferroelectric metals-with coexisting ferroelectricity and structural asymmetry-challenge traditional perceptions because free electrons screen electrostatic forces between ions, the driving force of breaking the spatial inversion symmetry. Despite ferroelectric metals having been unveiled one after another,… read more here.

Keywords: discovery real; real space; ferroelectricity; polarity ... See more keywords

Large‐Scale Hf0.5Zr0.5O2 Membranes with Robust Ferroelectricity

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202109889

Abstract: Hafnia‐based compounds have considerable potential for use in nanoelectronics due to their compatibility with complementary metal–oxide–semiconductor devices and robust ferroelectricity at nanoscale sizes. However, the unexpected ferroelectricity in this class of compounds often remains elusive… read more here.

Keywords: 5zr0 5o2; large scale; scale hf0; robust ferroelectricity ... See more keywords

Spatially Resolved Polarization Manipulation of Ferroelectricity in Twisted hBN

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202203990

Abstract: Robust room‐temperature interfacial ferroelectricity has been formed in the 2D limit by simply twisting two atomic layers of non‐ferroelectric hexagonal boron nitride (hBN). A thorough understanding of this newly discovered ferroelectric system is required. Here,… read more here.

Keywords: resolved polarization; ferroelectricity; twisted hbn; spatially resolved ... See more keywords

Robust Ferrimagnetism and Ferroelectricity in 2D ɛ‐Fe2O3 Semiconductor with Ultrahigh Ordering Temperature

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Published in 2024 at "Advanced Materials"

DOI: 10.1002/adma.202311041

Abstract: 2D single‐phase multiferroic materials with the coexistence of electric and spin polarization offer a tantalizing potential for high‐density multilevel data storage. One of the current limitations for application is the scarcity of the materials, especially… read more here.

Keywords: temperature; ferrimagnetism ferroelectricity; robust ferrimagnetism; ferroelectricity fe2o3 ... See more keywords

Polarization Boost and Ferroelectricity Down to One Unit Cell in Layered Carpy‐Galy La2Ti2O7 Thin Films

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Published in 2024 at "Advanced Materials"

DOI: 10.1002/adma.202416963

Abstract: Layered perovskite‐based compounds offer a range of unconventional properties enabled by their naturally anisotropic structure. Among these, the Carpy‐Galy phases (AnBnO3n+2), characterized by (110)‐oriented perovskite planes interleaved with additional oxygen layers, stand out for robust… read more here.

Keywords: galy; unit cell; thin films; carpy galy ... See more keywords

Room‐Temperature Out‐Of‐Plane Ferroelectricity in 1T′/1H MoS2 Heterophase Bilayer

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Published in 2025 at "Advanced Materials"

DOI: 10.1002/adma.202504941

Abstract: The emergence of heterophase 2D materials, distinguished by their unique structures, has led to the discovery of a multitude of intriguing physical properties and a broad range of potential applications. Here, out‐of‐plane ferroelectricity is uncovered… read more here.

Keywords: plane ferroelectricity; room temperature; ferroelectricity; heterophase ... See more keywords

Room‐Temperature Ferroelectricity in Ultra‐Thin p‐Type BiCuSeO Films

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Published in 2025 at "Advanced Materials"

DOI: 10.1002/adma.202510566

Abstract: Atomically thin 2D layered ferroelectric semiconductors, where polarization switching transpires within the channel material itself, are pivotal to advancing the next generation of high‐performance electronics. Nevertheless, the challenge remains in either the controllable synthesis of… read more here.

Keywords: type bicuseo; ferroelectricity; room temperature;