A review of the indispensable role of oxygen vacancies for enhanced CO2 methanation activity over CeO2-based catalysts: uncovering, influencing, and tuning …

I Hussain, G Tanimu, S Ahmed, CU Aniz… - International Journal of …, 2023‏ - Elsevier
It is generally accepted that carbon dioxide (CO 2) is one of the most important greenhouse
gases and a primary factor in the acceleration of climate change. Methanation, which …

Metal oxide semiconductors with highly concentrated oxygen vacancies for gas sensing materials: A review

C Zhang, G Liu, X Geng, K Wu, M Debliquy - Sensors and Actuators A …, 2020‏ - Elsevier
The introduction of oxygen vacancies into metal oxide semiconductors is an effective way to
enhance their gas sensing performance. In this review paper, firstly, the roles of oxygen …

Review of recent progress on graphene-based composite gas sensors

C Wang, Y Wang, Z Yang, N Hu - Ceramics International, 2021‏ - Elsevier
Abstract Development of gas sensors for detecting toxic, harmful, flammable, and explosive
gases has always been very popular research direction. Graphene is considered potential …

One-step CVD growth of ZnO nanorod/SnO2 film heterojunction for NO2 gas sensor

M Bai, M Chen, X Li, Q Wang - Sensors and Actuators B: Chemical, 2022‏ - Elsevier
A highly selective and response value NO 2 gas sensor depended on ZnO/SnO 2
heterojunction was fabricated in one step by chemical vapor deposition (CVD). The ZnO …

Highly selective CO2 gas sensor using stabilized NiO-In2O3 nanospheres coated reduced graphene oxide sensing electrodes at room temperature

M Amarnath, K Gurunathan - Journal of Alloys and Compounds, 2021‏ - Elsevier
In this present work we report on room temperature operative carbon dioxide gas sensing
electrodes developed by simple sonication assisted hydrothermal method. The …

Fabrication of highly sensitive YCeO chemo-resistive gas sensor for selective detection of CO2

S Srivastava, NK Pandey, V Verma, P Singh… - ECS Sensors …, 2024‏ - iopscience.iop.org
A room-temperature-operated CO 2 gas sensor based on YCeO nanocomposite was
effectively prepared by the simple hydrothermal technique to detect low traces of CO 2 (50 …

Element do**: a marvelous strategy for pioneering the smart applications of VO 2

Y Xue, S Yin - Nanoscale, 2022‏ - pubs.rsc.org
Smart materials are leading the future of materials by virtue of their autonomous response
behavior to external stimuli; it is widely believed their development and application will bring …

Vanadium oxide nanostructures for chemiresistive gas and vapour sensing: a review on state of the art

V Mounasamy, GK Mani, S Madanagurusamy - Microchimica Acta, 2020‏ - Springer
This review (with 200 references) summarises the state of the art of gas and vapour sensors
based on the use of vanadium oxide (VO x; with V occurring in various valencies) …

Testing the photo-electrocatalytic hydrogen production of polypyrrole quantum dot by combining with graphene oxide sheets on glass slide

MMA Hamid, M Alruqi, AM Elsayed, MM Atta… - Journal of Materials …, 2023‏ - Springer
The decoration of polypyrrole (Ppy) quantum dots on graphene oxide (GO), Ppy/GO,
composite is prepared through the in situ polymerization process. The chemical structure of …