Functionalization of mesoporous semiconductor metal oxides for gas sensing: Recent advances and emerging challenges

X Yang, Y Deng, H Yang, Y Liao, X Cheng… - Advanced …, 2023 - Wiley Online Library
With the emerging of the Internet of Things, chemiresistive gas sensors have been
extensively applied in industrial production, food safety, medical diagnosis, and environment …

Sustainable and efficient technologies for removal and recovery of toxic and valuable metals from wastewater: Recent progress, challenges, and future perspectives

A Abidli, Y Huang, ZB Rejeb, A Zaoui, CB Park - Chemosphere, 2022 - Elsevier
Due to their numerous effects on human health and the natural environment, water
contamination with heavy metals and metalloids, caused by their extensive use in various …

High-performance nanostructured palladium-based hydrogen sensors—current limitations and strategies for their mitigation

I Darmadi, FAA Nugroho, C Langhammer - ACS sensors, 2020 - ACS Publications
Hydrogen gas is rapidly approaching a global breakthrough as a carbon-free energy vector.
In such a hydrogen economy, safety sensors for hydrogen leak detection will be an …

Nanoscale heterostructured materials based on metal oxides for a chemiresistive gas sensor

B Mondal, PK Gogoi - ACS Applied Electronic Materials, 2022 - ACS Publications
Nanomaterials with exceptional physical and chemical properties are the key to the success
of the next generation of gas sensor technology, which is expected to have special features …

Synthesis, characterization and DFT studies of zinc-doped copper oxide nanocrystals for gas sensing applications

V Cretu, V Postica, AK Mishra, M Hoppe… - Journal of Materials …, 2016 - pubs.rsc.org
Due to their unique properties, p-type copper oxide nanostructures have demonstrated
promising potential for various applications, especially for the detection of ethanol vapour …

Multifunctional materials: a case study of the effects of metal do** on ZnO tetrapods with bismuth and tin oxides

V Postica, J Gröttrup, R Adelung… - Advanced Functional …, 2017 - Wiley Online Library
Hybrid metal oxide nano‐and microstructures exhibit novel properties, which make them
promising candidates for a wide range of applications, including gas sensing. In this work …

PdO/PdO 2 functionalized ZnO: Pd films for lower operating temperature H 2 gas sensing

O Lupan, V Postica, M Hoppe, N Wolff, O Polonskyi… - Nanoscale, 2018 - pubs.rsc.org
Noble metals and their oxide nano-clusters are considered to be the most promising
candidates for fabricating advanced H2 gas sensors. Through this work, we propose a novel …

TiO2/Cu2O/CuO Multi-Nanolayers as Sensors for H2 and Volatile Organic Compounds: An Experimental and Theoretical Investigation

O Lupan, D Santos-Carballal, N Ababii… - … Applied Materials & …, 2021 - ACS Publications
TiO2/Cu2O/CuO multi-nanolayers highly sensitive toward volatile organic compounds
(VOCs) and H2 have been grown in various thicknesses by a cost-effective and reproducible …

Hybridization of zinc oxide tetrapods for selective gas sensing applications

O Lupan, V Postica, J Gröttrup… - … Applied Materials & …, 2017 - ACS Publications
In this work, the exceptionally improved sensing capability of highly porous three-
dimensional (3-D) hybrid ceramic networks toward reducing gases is demonstrated for the …

Ultra-sensitive and selective hydrogen nanosensor with fast response at room temperature based on a single Pd/ZnO nanowire

O Lupan, V Postica, F Labat, I Ciofini, T Pauporté… - Sensors and Actuators B …, 2018 - Elsevier
In this work the gas sensing properties of nanosensors fabricated by a “bottom-up” approach
in a FIB/SEM system based on a single Pd modified ZnO nanowire is investigated in detail …