The Effect of Y Do** on Monoclinic, Orthorhombic, and Cubic Polymorphs of HfO2: A First Principles Study

E Pavoni, E Mohebbi, D Mencarelli, P Stipa… - Nanomaterials, 2022 - mdpi.com
HfO2 can assume different crystalline structures, such as monoclinic, orthorhombic, and
cubic polymorphs, each one characterized by unical properties. The peculiarities of this …

Effect of oxygen partial pressure on phase, local structure and photoluminescence properties of Hf (1-x) YxO2 thin films prepared by pulsed laser deposition

M Nand, P Rajput, S Tripathi, M Kumar, Y Kumar… - Vacuum, 2024 - Elsevier
Abstract Hf (1-x) Y x O 2 (x= 0, 0.10, 0.15, 0.20) epitaxial thin films on YSZ (100) substrate
were prepared at different oxygen (O 2) partial pressures (100, 70, 30, and 10 sccm) by …

First Demonstration of Yttria‐Stabilized Hafnia‐Based Long‐Retention Solid‐State Electrolyte‐Gated Transistor for Human‐Like Neuromorphic Computing

DG **, HY Yu - Small, 2024 - Wiley Online Library
Electrolyte‐gated transistors have strong potential for high‐performance artificial synapses
in neuromorphic bio‐interfaces owing to their outstanding synaptic characteristics, low …

A multi-disciplinary study of yttrium effect on the electronic structure of hafnia

D Zagorac, M Fonović, S Butulija, A Luković… - Journal of Alloys and …, 2025 - Elsevier
Yttrium-dopped hafnia materials have received considerable attention due to their versatile
high-temperature applications. Stabilized cubic type of hafnia is highly beneficial for various …

Comparative study for effect of Ti, Nb and W incorporation on the electronic and optical properties of pristine hafnia (m-HfO2): DFT theoretical prospective

ESR Khattab, WMI Hassan, TS El-Shazly… - Journal of …, 2023 - Springer
First-principles calculations using the Hubbard approach (DFT+ U) with PBEsol correlation
were performed to compare the effects of incorporating 3d, 4d, and 5d metal atoms on the …

HfO2: Y2O3 ultrathin nanolaminate structures grown by ALD: Bilayer thickness and annealing temperature effects on optical properties

J López-Medina, J Vazquez–Arce, P Pizá-Ruiz… - Ceramics …, 2022 - Elsevier
Ultrathin nanolaminate structures were prepared by sequential HfO 2: Y 2 O 3 (HY) bilayer
deposition at 250° C on n-type (100) silicon wafers via thermal atomic layer deposition …