The role of CNT in surface defect passivation and UV emission intensification of ZnO nanoparticles

K Nagpal, L Rapenne, DS Wragg… - Nanomaterials and …, 2022 - journals.sagepub.com
We report on the controlled enhancement of the UV emission from ZnO nanoparticles
synthesized via hydrothermal sol-gel routes. Various characterization techniques were used …

Role of substrate and annealing on microstructural, optoelectronic and luminescence properties of RF magnetron sputtered AZO thin films in confocal configuration

M Mohamedi, F Challali, T Touam, D Mendil… - Journal of …, 2022 - Elsevier
In this investigation, RF magnetron sputtering technique in confocal configuration was used
to fabricate AZO thin films with a deposition time of 1 h 30 min on glass, and quartz …

Phosphorus doping of ZnO using spin‐on dopant process: A better choice than costly and destructive ion-implantation technique

M Mishra, S Sushama, SK Pandey… - Journal of …, 2021 - Elsevier
Radio frequency sputtered ZnO thin films doped with phosphorus (ZnO: P) have been
prepared employing spin-on dopant process. In the SOD process, the dopant film has been …

Giant Photoluminescence Enhancement of Ga‐Doped ZnO Microwires by X‐Ray Irradiation

S He, S Cao, Y Liu, W Chen, P Lyu, W Li… - Advanced …, 2024 - Wiley Online Library
Ga‐doped zinc oxide (ZnO) microwires hold great promise for developing highly efficient
light sources because of the wide bandgap with proper exciton binding energy. However …

On the structure and ultraviolet emission of terbium doped zinc oxide thin films on silicon after high temperature treatment

L Zhang, CL Heng, CN Zhao, WY Su, YK Gao, PG Yin… - Results in Physics, 2022 - Elsevier
Terbium (Tb) doped zinc oxide (ZnO) thin films were deposited on Si substrates by
magnetron sputtering in an oxygen containing plasma. The Tb doping concentration was …

Regularly arranged ZnO/TiO2, HfO2, and ZrO2 core/shell hybrid nanostructures-towards selection of the optimal shell material for efficient ZnO-based UV light emitters

S Gierałtowska, W Zaleszczyk, M Putkonen… - Ceramics …, 2023 - Elsevier
Abstract Luminescent properties of ZnO/TiO 2, ZnO/HfO 2, and ZnO/ZrO 2 core/shell hybrid
nanotubes (NTs) with the shell thickness varying between 9 and 40 nm were studied. The …

Excitonic processes and lasing in ZnO thin films and micro/nanostructures

A Tashiro, Y Adachi, T Uchino - Journal of Applied Physics, 2023 - pubs.aip.org
Low dimensional ZnO-based materials have drawn much attention for the past few decades
due to their unique electronic and optical properties and potential applications in …

Effects of thermal treatment on the complex structure of luminescence emission of Li-doped ZnO screen-printed films

O Chukova, L Borkovska, L Khomenkova… - Frontiers in …, 2023 - frontiersin.org
The ZnO–Li films were synthesized and investigated in an attempt to explore and develop
RE-free phosphor materials capable of emitting intense visible light in a wide spectral range …

[HTML][HTML] The Gaussian nature of the band-edge of ZnO microcrystalline thin films

A Canul, I Lukman, L Bergman - AIP Advances, 2022 - pubs.aip.org
A straightforward analytical approach based on the derivative of the absorption coefficient is
presented, which enables probing the nature of the band edge (BE) of ZnO microcrystalline …

Synergistically enhanced ultraviolet emission of Yb doped ZnO films by using a capping of ultrathin Al and SiO2 microspheres

L Zhang, CL Heng, X Wang, WY Su, TG Finstad - Optics Express, 2022 - opg.optica.org
We studied the enhancement effects of ultraviolet (UV) emission from rare earth ytterbium
(Yb) doped ZnO films, by using capping layers of Al and SiO_2 micro-spheres. The films …