New-generation ferroelectric AlScN materials

Y Zhang, Q Zhu, B Tian, C Duan - Nano-Micro Letters, 2024 - Springer
Ferroelectrics have great potential in the field of nonvolatile memory due to programmable
polarization states by external electric field in nonvolatile manner. However, complementary …

Hafnia-Based Ferroelectric Memory: Device Physics Strongly Correlated with Materials Chemistry

H Choi, YH Cho, SH Kim, K Yang… - The Journal of Physical …, 2024 - ACS Publications
Hafnia-based ferroelectrics and their semiconductor applications are reviewed, focusing on
next-generation dynamic random-access-memory (DRAM) and Flash. The challenges of …

Mitigation of field-driven dynamic phase evolution in ferroelectric Hf0. 5Zr0. 5O2 films by adopting oxygen-supplying electrode

Y Lee, SH Kim, HW Jeong, GH Park, J Lee… - Applied Surface …, 2024 - Elsevier
Abstract Ferroelectricity in (Hf, Zr) O 2 films under 10 nm has been correlated with various
factors, including dopant, oxygen deficiency, strain, and surface energy. Owing to their …

Smart Design of Fermi Level Pinning in HfO2‐Based Ferroelectric Memories

L Baumgarten, T Szyjka, T Mittmann… - Advanced functional …, 2024 - Wiley Online Library
How and why the reliability of ferroelectric HfO2‐and HZO (Hf0. 5Zr0. 5O2)‐based memory
devices strongly depends on the choice of electrode materials is currently under intense …

Fluorite-structured antiferroelectric hafnium-zirconium oxide for emerging nonvolatile memory and neuromorphic-computing applications

K Xu, T Wang, J Yu, Y Liu, Z Li, C Lu, J Song… - Applied Physics …, 2024 - pubs.aip.org
The rapid progress of the internet of things, cloud computing, and artificial intelligence has
increased demand for high-performance computing. This demand has led to a focused …

Reversible modulation of critical electric fields for a field-induced ferroelectric effect with field-cycling in ZrO 2 thin films

J Shin, DH Shin, K Do Kim, H Seo, KH Ye… - Journal of Materials …, 2024 - pubs.rsc.org
This study investigates the effects of field-cycling on the critical electric fields (Et→ PO and
EPO→ t) of the field-induced ferroelectric (FFE) effect in atomic layer deposited ZrO2 thin …

Strain-Induced Antiferroelectric–Ferroelectric–Antiferroelectric Phase Transitions in Epitaxial LaTaO4 Films

Y Cui, Y Liu, G Li, J Zhang, Y Chu, X Li… - … Applied Materials & …, 2024 - ACS Publications
We employed first-principles to delve into the strain-induced structural phase transitions in
epitaxial LaTaO4 films. The ground state of bulk LaTaO4 adopts a monoclinic …

[HTML][HTML] Ultrathin WOx interfacial layer improving the ferroelectricity and endurance of Hf0. 5Zr0. 5O2 thin films on polyimide

C Zhao, H Wang, X Gu, W Zhang, Y Li - Journal of Materiomics, 2025 - Elsevier
Here we report substantial effects of inserting PVD-prepared highly-conductive ultrathin WO
x as interfacial layer in TiN/Hf 0.5 Zr 0.5 O 2 (HZO)/TiN structure on the ferroelectricity of HZO …

Endowing Ferroelectric Properties of Tetragonal Lysozyme Crystals through C60 Do**

R Zhou, X Liu, W Guo, D Yin - Crystals, 2024 - mdpi.com
The inherent nonpolarity of tetragonal lysozyme crystals excludes a ferroelectricity response.
Herein, we present a demonstration of achieving measurable ferroelectricity in tetragonal …

Bulk photovoltaic effect of ferroelectric Sc-doped GaN thin films toward self-powered light detection

J Wu, Z Shi, Z Bai, T Peng, B Luo - Ceramics International, 2024 - Elsevier
Gallium nitride (GaN), one of the most popular optoelectronic materials in the semiconductor
industry, has gained renewed interest as a ferroelectric material when alloyed with …