Band gap engineering and relationship with luminescence in rare-earth elements doped ZnO: an overview

A Kumawat, KP Misra, S Chattopadhyay - Materials Technology, 2022 - Taylor & Francis
This review is focused upon unique optical properties of rare earth (RE) doped ZnO
nanostructures derived by a cost-effective sol-gel method. Doping of RE elements improves …

Advances in Near-Infrared Luminescent Materials without Cr3+: Crystal Structure Design, Luminescence Properties, and Applications

Y Wei, P Dang, Z Dai, G Li, J Lin - Chemistry of Materials, 2021 - ACS Publications
Near-infrared (NIR) luminescent materials are attracting much attention as the promising
applications in food composition analysis, night vision, biosensors, and so on. Besides Cr3+ …

Yb 3+ sensitized Er 3+ doped La 2 O 3 phosphor in temperature sensors and display devices

R Dey, VK Rai - Dalton transactions, 2014 - pubs.rsc.org
The frequency upconversion emissions in the Er3+/Er3+–Yb3+ doped/codoped hexagonal
shaped La2O3 phosphor characterized by X-ray diffraction (XRD) upon excitation with 980 …

Facile fabrication of highly efficient modified ZnO photocatalyst with enhanced photocatalytic, antibacterial and anticancer activity

W Raza, SM Faisal, M Owais, D Bahnemann… - RSC …, 2016 - pubs.rsc.org
The degradation of organic pollutants in the aqueous medium using semiconductor
photocatalysts has become an attractive method for detoxification of water. ZnO is an …

A highly responsive NH3 sensor based on Pd-loaded ZnO nanoparticles prepared via a chemical precipitation approach

GH Mhlongo, DE Motaung, FR Cummings, HC Swart… - Scientific reports, 2019 - nature.com
The gas-detecting ability of nanostructured ZnO has led to significant attention being paid to
the development of a unique and effective approach to its synthesis. However, its poor …

Enhancement of ferromagnetic property in rare earth neodymium doped ZnO nanoparticles

G Vijayaprasath, R Murugan, T Mahalingam… - Ceramics …, 2015 - Elsevier
In this work, the synthesis of neodymium doped ZnO (Zn 1− x Nd x O, x= 0.0, 0.03, 0.06 and
0.09) nanoparticles by a co-precipitation method with improved magnetic property is …

Temperature-dependence on the structural, optical, and paramagnetic properties of ZnO nanostructures

GH Mhlongo, DE Motaung, SS Nkosi, HC Swart… - Applied surface …, 2014 - Elsevier
Violet-blue emitting ZnO nanostructures were synthesized by a microwave-assisted
hydrothermal method followed by post-synthesis annealing at different temperatures …

Structural, photoluminescence and XPS properties of Tm3+ ions in ZnO nanostructures

GL Kabongo, GH Mhlongo, BM Mothudi, KT Hillie… - Journal of …, 2017 - Elsevier
In the present study, a succession of thulium (Tm)-doped zinc oxide (ZnO) nanostructures
samples were prepared by sol-gel method using zinc acetate dihydrate, thulium nitrate …

Structural, optical and antibacterial activity studies of neodymium doped ZnO nanoparticles

G Vijayaprasath, R Murugan, S Palanisamy… - Journal of Materials …, 2015 - Springer
Abstract Trivalent neodymium doped ZnO (Zn 1− x Nd x O, x= 0.0, 0.03, 0.06 and 0.09)
nanoparticles (NPs) synthesized by co-precipitation method with improved optical and …

Influence of microwave-assisted hydrothermal treatment time on the crystallinity, morphology and optical properties of ZnWO4 nanoparticles: photocatalytic activity

NFA Neto, TBO Nunes, M Li, E Longo, MRD Bomio… - Ceramics …, 2020 - Elsevier
In this work, zinc tungstate (ZnWO 4) nanoparticles were obtained by microwave-assisted
hydrothermal method at 140° C and 2 atm. The hydrothermal treatment time was varied at 0 …