Zn vacancy as a polaronic hole trap in ZnO

YK Frodason, KM Johansen, TS Bjørheim… - Physical Review B, 2017 - APS
This work explores the Zn vacancy in ZnO using hybrid density functional theory
calculations. The Zn vacancy is predicted to be an exceedingly deep polaronic acceptor that …

A novel explanation for the increased conductivity in annealed Al-doped ZnO: an insight into migration of aluminum and displacement of zinc

A Momot, MN Amini, G Reekmans, D Lamoen… - Physical Chemistry …, 2017 - pubs.rsc.org
A combined experimental and first-principles study is performed to study the origin of
conductivity in ZnO: Al nanoparticles synthesized under controlled conditions via a reflux …

[HTML][HTML] Diffusion of Sn donors in β-Ga2O3

YK Frodason, PP Krzyzaniak, L Vines, JB Varley… - APL Materials, 2023 - pubs.aip.org
Diffusion of the n-type dopant Sn in β-Ga2O3 is studied using secondary-ion mass
spectrometry combined with hybrid functional calculations. The diffusion of Sn from a Sn …

Zn vacancy-donor impurity complexes in ZnO

YK Frodason, KM Johansen, TS Bjørheim… - Physical Review B, 2018 - APS
Results from hybrid density functional theory calculations on the thermodynamic stability and
optical properties of the Zn vacancy (V Zn) complexed with common donor impurities in ZnO …

Dopant distribution in atomic layer deposited ZnO: Al films visualized by transmission electron microscopy and atom probe tomography

Y Wu, AD Giddings, MA Verheijen, B Macco… - Chemistry of …, 2018 - ACS Publications
The maximum conductivity achievable in Al-doped ZnO thin films prepared by atomic layer
deposition (ALD) is limited by the low doping efficiency of Al. To better understand the …

Tuning carrier density and phase transitions in oxide semiconductors using focused ion beams

H Mei, A Koch, C Wan, J Rensberg, Z Zhang… - …, 2022 - degruyter.com
We demonstrate spatial modification of the optical properties of thin-film metal oxides, zinc
oxide (ZnO) and vanadium dioxide (VO2) as representatives, using a commercial focused …

Single and Co-doping of ZnO nanowires with Al and Cl using one precursor by chemical bath deposition

A Baillard, E Appert, M Weber, V Jacob… - The Journal of …, 2023 - ACS Publications
The simultaneous cationic and anionic co-doping of ZnO nanowires grown by chemical bath
deposition offers great promise to optimize the performance of engineering devices, but its …

Interplay Effects in the Co-Doping of ZnO Nanowires with Al and Ga Using Chemical Bath Deposition

A Baillard, E Appert, M Weber, V Jacob… - Inorganic …, 2023 - ACS Publications
The simultaneous co-doping of ZnO nanowires grown by chemical bath deposition is of high
interest for a large number of engineering devices, but the process conditions required and …

Electronic properties of Ag-doped ZnO: DFT hybrid functional study

S Masoumi, E Nadimi, F Hossein-Babaei - … Chemistry Chemical Physics, 2018 - pubs.rsc.org
Studying the possibility of a p-type conduction mechanism in the Ag-doped ZnO can clarify
persisting ambiguities in the related materials and devices. Here, utilizing the first principles …

Enhanced optoelectronic functionality of N+ H codoped monoclinic WO3: A hybrid functional study

X Han, N Amrane, N Qamhieh, M Benkraouda - Chemical Physics, 2021 - Elsevier
N+ H co-doping in monoclinic WO 3 has been systematically investigated using the Heyd-
Scuseria-Enrzerhof hybrid functional. Results show that N and H tend to stay nearest to each …