Al- and Ga-Doped TiO2, ZrO2, and HfO2: The Nature of O 2p Trapped Holes from a Combined Electron Paramagnetic Resonance (EPR) and Density Functional …

C Gionco, S Livraghi, S Maurelli, E Giamello… - Chemistry of …, 2015 - ACS Publications
The nature of hole centers in a series of MeO2 (TiO2, ZrO2, HfO2) metal oxides doped with
trivalent Al or Ga ions has been investigated coupling the classic continuous wave electron …

Effect of Annealing Temperature on the Structural, Optical, and Electrical Properties of Al-Doped ZrO2 Gate Dielectric Films Treated by the Sol–Gel Method

H Cai, K Tuokedaerhan, Z Lu, R Zhang, H Du - Coatings, 2022 - mdpi.com
In this article, we report the preparation of Al-doped ZrO2 (AZO) thin films by the sol–gel
method. The electrical properties, microstructure, and optical properties of AZO high-k gate …

Sub-0.5 nm Equivalent Oxide Thickness Scaling for Si-Doped Zr1–xHfxO2 Thin Film without Using Noble Metal Electrode

JH Ahn, SH Kwon - ACS Applied Materials & Interfaces, 2015 - ACS Publications
The dielectric properties of the Si-doped Zr1–x Hf x O2 thin films were investigated over a
broad compositional range with the goal of improving their properties for use as DRAM …

Role of oxygen vacancies on the structure and density of states of iron-doped zirconia

D Sangalli, A Lamperti, E Cianci, R Ciprian… - Physical Review B …, 2013 - APS
In this paper, we study the effect of iron doping in zirconia using both theoretical and
experimental approaches. Combining density functional theory (DFT) simulations with the …

Growth and electrical properties of spin coated ultrathin ZrO2 films on silicon

S Dutta, A Pandey, I Yadav, OP Thakur… - Journal of Applied …, 2013 - pubs.aip.org
Ultrathin (< 50 nm) zirconium oxide (ZrO 2) films are being intensively studied as high-k
dielectrics for future metal-oxide-semiconductor (MOS) technology. In this paper, ultrathin …

High Mobility Solution-Processed Hafnium Indium Zinc Oxide TFT With an Al-Doped Gate Dielectric

Y Gao, X Li, L Chen, J Shi, XW Sun… - IEEE electron device …, 2014 - ieeexplore.ieee.org
In this letter, we report a solution-processed hafnium indium zinc oxide (HIZO) thin-film
transistors (TFTs) with an Al-doped ZrO 2 (AZO) gate dielectric. The AZO thin films were …

Stabilization of tetragonal/cubic phase in Fe doped zirconia grown by atomic layer deposition

A Lamperti, E Cianci, R Ciprian, D Sangalli… - Thin Solid Films, 2013 - Elsevier
In this work we investigated the effect of Fe doping on structural properties of ZrO2 grown by
atomic layer deposition (ALD) using Zr (TMHD) 4 for Zr and Fe (TMHD) 3 for Fe precursors …

Thermal conductivity of plasma-enhanced atomic layer deposited hafnium zirconium oxide dielectric thin films

J Kim, S Lee, Y Song, S Choi, J An, J Cho - Journal of the European …, 2021 - Elsevier
Hafnium zirconium oxide (HZO) is promising for applications in future memory devices and
energy storage and harvesting. While many studies have focused upon the dielectric and …

E-beam deposition of scandia-stabilized zirconia (ScSZ) thin films co-doped with Al

N Kainbayev, M Sriubas, K Bockute, D Virbukas… - Coatings, 2020 - mdpi.com
Scandia alumina stabilized zirconia (ScAlSZ) thin films were deposited using e-beam
evaporation, and the effects of deposition parameters on the structure and chemical …

Atomic layer-deposited Al–HfO2/SiO2 bi-layers towards 3D charge trapping non-volatile memory

G Congedo, C Wiemer, A Lamperti, E Cianci, A Molle… - Thin Solid Films, 2013 - Elsevier
A metal/oxide/high-κ dielectric/oxide/silicon (MOHOS) planar charge trapping memory
capacitor including SiO2 as tunnel oxide, Al–HfO2 as charge trapping layer, SiO2 as …