Rare-earth doping in nanostructured inorganic materials

B Zheng, J Fan, B Chen, X Qin, J Wang… - Chemical …, 2022 - ACS Publications
Impurity doping is a promising method to impart new properties to various materials. Due to
their unique optical, magnetic, and electrical properties, rare-earth ions have been …

Influence of major parameters on the sensing mechanism of semiconductor metal oxide based chemiresistive gas sensors: A review focused on personalized …

S Das, S Mojumder, D Saha, M Pal - Sensors and Actuators B: Chemical, 2022 - Elsevier
In this review, the different important parameters having significant effects on the sensing
behavior of semiconductor metal oxide (SMO) based chemiresistive gas sensors have been …

[HTML][HTML] Enhanced sensing performance of ZnO nanostructures-based gas sensors: A review

VS Bhati, M Hojamberdiev, M Kumar - Energy Reports, 2020 - Elsevier
Metal oxide semiconductors-based gas sensors have been extensively explored due to their
high sensing response, cost-effectivity, long-term stability, and simple fabrication. However …

Enhancement of optoelectronic parameters of Nd-doped ZnO nanowires for photodetector applications

ILP Raj, S Valanarasu, K Hariprasad, JS Ponraj… - Optical Materials, 2020 - Elsevier
Abstract Pristine and neodymium-doped (3, 6, and 9 wt.%) ZnO nanostructured thin films
were deposited on glass substrates using the chemical bath technique. The changes in …

A review on recent progress of p-type nickel oxide based gas sensors: Future perspectives

TP Mokoena, HC Swart, DE Motaung - Journal of Alloys and Compounds, 2019 - Elsevier
Recently, technological and industrial advances uninterruptedly cause the release of
hazardous and toxic gases that are harmful to human life; as a result gas sensing devices …

Zinc oxide‐based acetone gas sensors for breath analysis: a review

QA Drmosh, I Olanrewaju Alade… - Chemistry–An Asian …, 2021 - Wiley Online Library
Acetone is one of the toxic, explosive, and harmful gases. It may cause several health
hazard issues such as narcosis and headache. Acetone is also regarded as a key biomarker …

Comparative study on gas sensing properties of rare earth (Tb, Dy and Er) doped ZnO sensor

A Hastir, N Kohli, RC Singh - Journal of Physics and Chemistry of Solids, 2017 - Elsevier
Zinc oxide and rare earth (Tb, Dy and Er) doped zinc oxide has been synthesized chemically
by facile and cost effective co-precipitation method. Effect of dopant on structural, optical and …

Pd/ZnO nanorods based sensor for highly selective detection of extremely low concentration hydrogen

M Kumar, V Singh Bhati, S Ranwa, J Singh, M Kumar - Scientific reports, 2017 - nature.com
We report highly hydrogen selective Pd contacted ZnO nanorods based sensor detecting
low concentration even at low operating temperature of 50° C. The sensor performance was …

Effect of Ni doping on structural, optical and gas sensing properties of ZnO films for the development of acetone sensor devices

SD Lokhande, MB Awale, G Umadevi… - Materials Chemistry and …, 2023 - Elsevier
The development of sensor materials for environmental air surveillance is very challenging.
In order to meet the demand, the present study corelates the effect of nickel doping on …

Efficient hydrogen sensor based on Ni-doped ZnO nanostructures by RF sputtering

VS Bhati, S Ranwa, M Fanetti, M Valant… - Sensors and Actuators B …, 2018 - Elsevier
We demonstrate RF sputtered Ni-doped ZnO nanostructures for detection of extremely low
concentration (1 ppm) of hydrogen gas at moderate operating temperature of 75° C …