Hafnium Oxide (HfO2) – A Multifunctional Oxide: A Review on the Prospect and Challenges of Hafnium Oxide in Resistive Switching and Ferroelectric Memories

W Banerjee, A Kashir, S Kamba - Small, 2022 - Wiley Online Library
Hafnium oxide (HfO2) is one of the mature high‐k dielectrics that has been standing strong
in the memory arena over the last two decades. Its dielectric properties have been …

Ferroelectric field-effect transistors based on HfO2: a review

H Mulaosmanovic, ET Breyer, S Dünkel, S Beyer… - …, 2021 - iopscience.iop.org
In this article, we review the recent progress of ferroelectric field-effect transistors (FeFETs)
based on ferroelectric hafnium oxide (HfO 2), ten years after the first report on such a device …

Scale-free ferroelectricity induced by flat phonon bands in HfO2

HJ Lee, M Lee, K Lee, J Jo, H Yang, Y Kim, SC Chae… - Science, 2020 - science.org
Discovery of robust yet reversibly switchable electric dipoles at reduced dimensions is
critical to the advancement of nanoelectronics devices. Energy bands flat in momentum …

Kinetically stabilized ferroelectricity in bulk single-crystalline HfO2:Y

X Xu, FT Huang, Y Qi, S Singh, KM Rabe… - Nature materials, 2021 - nature.com
HfO2, a simple binary oxide, exhibits ultra-scalable ferroelectricity integrable into silicon
technology. This material has a polymorphic nature, with the polar orthorhombic (Pbc 21) …

Many routes to ferroelectric HfO2: A review of current deposition methods

HA Hsain, Y Lee, M Materano, T Mittmann… - Journal of Vacuum …, 2022 - pubs.aip.org
Although 10 years have passed since the initial report of ferroelectricity in hafnia (HfO 2),
researchers are still intensely fascinated by this material system and the promise it holds for …

The Electrode‐Ferroelectric Interface as the Primary Constraint on Endurance and Retention in HZO‐Based Ferroelectric Capacitors

R Alcala, M Materano, PD Lomenzo… - Advanced Functional …, 2023 - Wiley Online Library
Ferroelectric hafnium‐zirconium oxide is one of the most relevant CMOS‐compatible
materials for next‐generation, non‐volatile memory devices. Nevertheless, performance …

Roadmap on ferroelectric hafnia-and zirconia-based materials and devices

JPB Silva, R Alcala, UE Avci, N Barrett, L Bégon-Lours… - APL Materials, 2023 - pubs.aip.org
Ferroelectric hafnium and zirconium oxides have undergone rapid scientific development
over the last decade, pushing them to the forefront of ultralow-power electronic systems …

Interplay between oxygen defects and dopants: effect on structure and performance of HfO 2-based ferroelectrics

M Materano, PD Lomenzo, A Kersch… - Inorganic Chemistry …, 2021 - pubs.rsc.org
Ten years after the first report on ferroelectricity in HfO2, researchers are still occupied
unraveling the different causes behind this phenomenon. Among them, oxygen related …

Review of defect chemistry in fluorite-structure ferroelectrics for future electronic devices

MH Park, DH Lee, K Yang, JY Park, GT Yu… - Journal of Materials …, 2020 - pubs.rsc.org
Ferroelectricity in fluorite-structure oxides, such as (doped) HfO2 and ZrO2, and their solid
solution, nanolaminates, and superlattices has attracted increasing interest for future …

Epitaxial Ferroelectric HfO2 Films: Growth, Properties, and Devices

I Fina, F Sanchez - ACS Applied Electronic Materials, 2021 - ACS Publications
About ten years after ferroelectricity was first reported in doped HfO2 polycrystalline films,
there is tremendous interest in this material and ferroelectric oxides are once again in the …