Unveiled Ferroelectricity in Well‐Known Non‐Ferroelectric Materials and Their Semiconductor Applications

DH Lee, Y Lee, YH Cho, H Choi… - Advanced Functional …, 2023 - Wiley Online Library
Ferroelectric materials are considered ideal for emerging memory devices owing to their
characteristic remanent polarization, which can be switched by applying a sufficient electric …

The effect of stress on HfO2-based ferroelectric thin films: A review of recent advances

R Han, P Hong, S Ning, Q Xu, M Bai, J Zhou… - Journal of Applied …, 2023 - pubs.aip.org
HfO 2-based thin films have raised considerable interest in ferroelectric memory devices due
to their thickness scalability and process compatibility with CMOS. Stress exhibits a …

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 …

Effect of stress on fluorite-structured ferroelectric thin films for semiconductor devices

Y Lee, HW Jeong, SH Kim, K Yang, MH Park - Materials Science in …, 2023 - Elsevier
Ferroelectricity, ie, the characteristic of polar crystals whose spontaneous polarization can
be reversed by the application of an appropriate electric field, originates from the formation …

Nanoscale Phase and Orientation Map** in Multiphase Polycrystalline Hafnium Zirconium Oxide Thin Films Using 4D‐STEM and Automated Diffraction Indexing

G Baucom, E Hershkovitz, P Chojecki, T Nishida… - Small …, 2024 - Wiley Online Library
Ferroelectric hafnium zirconium oxide (HZO) holds promise for nextgeneration memory and
transistors due to its superior scalability and seamless integration with complementary metal …

Precise control of fatigue, wake-up, charge injection, and break-down in Hf0. 5Zr0. 5O2-based ferroelectric memories

N Liu, C Luo, H Wu, Y Ding, X Lu, Z Yan, JM Liu… - Applied Physics …, 2024 - pubs.aip.org
Hf 0.5 Zr 0.5 O 2 (HZO) thin films are promising for applications in ferroelectric memories.
However, these materials often face challenges, such as polarization fluctuations (eg …

Wake-up free ferroelectric hafnia-zirconia capacitors fabricated via vacuum-maintaining atomic layer deposition

HA Hsain, Y Lee, PD Lomenzo, R Alcala, B Xu… - Journal of Applied …, 2023 - pubs.aip.org
Ferroelectric hafnium-zirconium oxide (HZO) is an excellent candidate for low-power non-
volatile memory applications due to its demonstrated ferroelectricity at the nanoscale and …

[HTML][HTML] Texture modulation of ferroelectric Hf0. 5Zr0. 5O2 thin films by engineering the polymorphism and texture of tungsten electrodes

K Yang, HW Jeong, J Lee, YH Cho, JY Park, H Choi… - Journal of …, 2025 - Elsevier
This study proposes a novel approach to achieving highly reliable, low-voltage polarization
switching of ferroelectric Hf 0.5 Zr 0.5 O 2 (HZO) thin films using polymorph-and orientation …

Strain Control of (001)-Polar-Axis-Oriented Epitaxial Y-Doped HfO2 Thin Films

Y Maekawa, K Hirai, K Okamoto… - ACS Applied …, 2024 - ACS Publications
{100}-Oriented epitaxial orthorhombic (Hf0. 93Y0. 07) O2 (7YHO) films were grown at 700°
C on various substrates, with and without (Ce0. 35Zr0. 65) O2 (CZO) buffer layers, by using …

Ferroelectricity of Hf0.5Zr0.5O2 Thin Film Induced at 350°C by Thermally Accelerated Nucleation During Atomic Layer Deposition

J Lee, SH Kim, H Choi, HW Jeong… - … on Electron Devices, 2024 - ieeexplore.ieee.org
(Hf, Zr)-based ferroelectric thin films have recently received significant interest as next-
generation memory device materials. However, the high crystallization temperature of over …