Role of oxygen vacancies in ferroelectric or resistive switching hafnium oxide

J Lee, K Yang, JY Kwon, JE Kim, DI Han, DH Lee… - Nano …, 2023 - Springer
HfO2 shows promise for emerging ferroelectric and resistive switching (RS) memory devices
owing to its excellent electrical properties and compatibility with complementary metal oxide …

HfO2-based ferroelectrics: From enhancing performance, material design, to applications

H Chen, X Zhou, L Tang, Y Chen, H Luo… - Applied Physics …, 2022 - pubs.aip.org
Nonvolatile memories are in strong demand due to the desire for miniaturization, high-speed
storage, and low energy consumption to fulfill the rapid developments of big data, the …

[HTML][HTML] 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 …

[HTML][HTML] Toward fast and accurate machine learning interatomic potentials for atomic layer deposition precursors

S Kang, J Kim, T Park, J Won, C Baik, J Han… - Materials Today …, 2024 - Elsevier
Under thin film deposition, when used in conjunction with the semiconductor atomic layer
deposition (ALD) method, the choice of precursor determines the properties and quality of …

Highly C‐axis Aligned ALD‐InGaO Channel Improving Mobility and Thermal Stability for Next‐Generation 3D Memory Devices

SH Ryu, HM Kim, DG Kim… - Advanced Electronic …, 2024 - Wiley Online Library
A way to obtain highly ordered and thermally stable crystalline In–Ga–O (IGO) thin films is
reported by atomic layer deposition with novel bulky dimethyl [N‐(tert‐butyl)− 2‐methoxy‐2 …

Toward low-thermal-budget Hafnia-based ferroelectrics via atomic layer deposition

JH Kim, T Onaya, HR Park, YC Jung… - ACS Applied …, 2023 - ACS Publications
Since the first report of ferroelectricity in fluorite structure oxides a decade ago, significant
attention has been devoted to studying hafnia-based ferroelectric material systems due to …

Highly area-selective atomic layer deposition of device-quality Hf1-xZrxO2 thin films through catalytic local activation

HB Kim, JM Lee, D Sung, JH Ahn, WH Kim - Chemical Engineering Journal, 2024 - Elsevier
Area-selective atomic layer deposition (AS-ALD) has garnered significant attention as a
promising bottom-up patterning process for sub-10 nm scale technology, offering unmatched …

Role of cyclopentadienyl ligands of group 4 precursors toward high-temperature atomic layer deposition

TT Ngoc Van, D Jang, E Jung, H Noh… - The Journal of …, 2022 - ACS Publications
Deposition of high-k dielectric thin films is essential for manufacturing modern electronic
devices. Atomic layer deposition (ALD) is an attractive technology for depositing high-k …

Recent progress of hafnium oxide-based ferroelectric devices for advanced circuit applications

Z Zhang, G Tian, J Huo, F Zhang, Q Zhang… - Science China …, 2023 - Springer
Hafnium oxide-based ferroelectric field-effect-transistors (FeFET), which combine super-
steep logical switching and low power non-volatile memory functions, have significant …

Demonstration of programmable light intensity of a micro-LED with a Hf-based ferroelectric ITZO TFT for Mura-free displays

T **, S Kim, JH Han, DH Ahn, SU An, TH Noh… - Nanoscale …, 2023 - pubs.rsc.org
We demonstrate the programmable light intensity of a micro-LED by compensating threshold
voltage variability of thin-film transistors (TFTs) by introducing a non-volatile programmable …