Synergistic effects in gas sensing semiconducting oxide nano-heterostructures: A review

JM Walker, SA Akbar, PA Morris - Sensors and Actuators B: Chemical, 2019 - Elsevier
Metal oxide resistive-type nano-scale gas sensors have been investigated for their low cost,
high sensitivity, and environmentally friendly fabrication. In these sensors, electrical …

Chemical gas sensors: Recent developments, challenges, and the potential of machine learning—A review

U Yaqoob, MI Younis - Sensors, 2021 - mdpi.com
Nowadays, there is increasing interest in fast, accurate, and highly sensitive smart gas
sensors with excellent selectivity boosted by the high demand for environmental safety and …

Improvement of the UV-sensing performance of Ga-doped ZnO nanostructures via a wet chemical solution at room temperature

YL Chu, SJ Young, TT Chu, A Khosla… - ECS Journal of Solid …, 2021 - iopscience.iop.org
In this investigation, ultraviolet (UV) photodetectors (PDs) were fabricated from zinc oxide
(ZnO) and Ga-doped ZnO nanostructures on a Corning glass substrate by a simple wet …

Detection of hazardous volatile organic compounds (VOCs) by metal oxide nanostructures-based gas sensors: A review

A Mirzaei, SG Leonardi, G Neri - Ceramics international, 2016 - Elsevier
Since the sensing capability of semiconducting metal oxides was demonstrated in the
1960s, solid state gas sensors based on these materials have attracted considerable …

Conducting polymers as chemiresistive gas sensing materials: A review

YC Wong, BC Ang, A Haseeb… - Journal of the …, 2020 - iopscience.iop.org
Detection of harmful gases is important to ensure human and environmental health.
Industrial waste gases such as CO, NO 2, H 2 S, and NH 3 are of typical focus among …

Semiconductor metal oxides as chemoresistive sensors for detecting volatile organic compounds

T Lin, X Lv, Z Hu, A Xu, C Feng - Sensors, 2019 - mdpi.com
Volatile organic compounds (VOCs), which originate from painting, oil refining and vehicle
exhaust emissions, are hazardous gases that have significant effects on air quality and …

Conduction mechanisms in one dimensional core-shell nanostructures for gas sensing: A review

P Karnati, S Akbar, PA Morris - Sensors and Actuators B: Chemical, 2019 - Elsevier
Metal oxide based core-shell (CS) nanostructures have been studied for gas sensing
applications to mitigate poor selectivity. When designing core-shell nanostructures with nn …

Quasi-one-dimensional metal-oxide-based heterostructural gas-sensing materials: A review

T Li, W Zeng, Z Wang - Sensors and Actuators B: Chemical, 2015 - Elsevier
Abstract Quasi-one-dimensional (1D) heterostructures act as promising gas-sensing
materials due to their high surface-to-volume ratio, large depletion area, and synergistic …

The role of Ce doping in enhancing sensing performance of ZnO-based gas sensor by adjusting the proportion of oxygen species

Y Zhang, Y Liu, L Zhou, D Liu, F Liu, F Liu… - Sensors and Actuators B …, 2018 - Elsevier
Flower-liked ZnO architectures and Ce doped ZnO materials with different amounts (0.2, 0.5,
1.2 and 2 at% Ce) were successfully synthesized by a simple room-temperature …

How shell thickness can affect the gas sensing properties of nanostructured materials: Survey of literature

A Mirzaei, JH Kim, HW Kim, SS Kim - Sensors and Actuators B: Chemical, 2018 - Elsevier
High-performance gas sensors are needed to improve safety in daily life. Even though the
gas sensing performance of new nanostructured metal oxides has improved significantly …