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 …

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 …

On the Origin of Wake‐Up and Antiferroelectric‐Like Behavior in Ferroelectric Hafnium Oxide

M Lederer, R Olivo, D Lehninger… - physica status solidi …, 2021 - Wiley Online Library
Ferroelectric hafnium oxide (HfO2) is considered a very prospective material for applications
in integrated devices due to its considerably large spontaneous polarization and superior …

Ferroelectric field effect transistors as a synapse for neuromorphic application

M Lederer, T Kämpfe, T Ali, F Müller… - … on Electron Devices, 2021 - ieeexplore.ieee.org
In spite of the increasing use of machine learning techniques, in-memory computing and
hardware have increased the interest to accelerate neural network operation. Henceforth …

[HTML][HTML] Ultra-thin ferroelectrics

H Qiao, C Wang, WS Choi, MH Park, Y Kim - Materials Science and …, 2021 - Elsevier
Device applications of ferroelectrics have not only utilized the switchable polarization but
also adopted myriads of emerging physical properties. In particular, ferroelectrics in ultra …

[HTML][HTML] Domains and domain dynamics in fluorite-structured ferroelectrics

DH Lee, Y Lee, K Yang, JY Park, SH Kim… - Applied Physics …, 2021 - pubs.aip.org
Ferroelectricity in fluorite-structured ferroelectrics such as HfO 2 and ZrO 2 has been
attracting increasing interest since its first publication in 2011. Fluorite-structured …

Fluorite‐Structured Ferroelectric and Antiferroelectric Materials: A Gateway of Miniaturized Electronic Devices

F Ali, T Ali, D Lehninger, A Sünbül… - Advanced Functional …, 2022 - Wiley Online Library
Ferroelectric (FE) and antiferroelectric (AFE) materials are used for several memory‐related
and energy‐related applications. Perovskite materials (eg, bulk ceramics) remain the most …

Review on the microstructure of ferroelectric hafnium oxides

M Lederer, D Lehninger, T Ali… - physica status solidi …, 2022 - Wiley Online Library
Ferroelectric hafnium oxide is of major interest for a multitude of applications in
microelectronics, ranging from neuromorphic devices to actuators and sensors. While the …

Influence of annealing temperature on the structural and electrical properties of Si-doped ferroelectric hafnium oxide

M Lederer, P Bagul, D Lehninger… - ACS Applied …, 2021 - ACS Publications
The ferroelectric properties of hafnium oxide films are strongly influenced by the
crystallization process due to the interaction of thermodynamics, kinetics, and mechanical …