Journal ArticleDOI
Detection of hazardous volatile organic compounds (VOCs) by metal oxide nanostructures-based gas sensors: A review
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TLDR
In this paper, the authors extensively review recent developments in this field, focusing the attention on the detection of some common VOCs, including acetone (C3H6O), acetylene (C2H2), benzene (C6H6), cyclohexene (Cyclohexenene) and 2-propanol (C7H8O), by means of conductometric solid state sensors based on nanostructured semiconducting metal oxides.About:
This article is published in Ceramics International.The article was published on 2016-11-01. It has received 777 citations till now.read more
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Adsorption of VOCs onto engineered carbon materials: A review
TL;DR: This review discusses recent research developments of VOC adsorption onto a variety of engineered carbonaceous adsorbents, including activated carbon, biochar, activated carbon fiber, carbon nanotube, graphene and its derivatives, carbon-silica composites, ordered mesoporous carbon, etc.
Journal ArticleDOI
Bio-Integrated Wearable Systems: A Comprehensive Review
Tyler R. Ray,Jungil Choi,Amay J. Bandodkar,Siddharth Krishnan,Philipp Gutruf,Limei Tian,Roozbeh Ghaffari,John A. Rogers +7 more
TL;DR: This review summarizes the latest advances in this emerging field of "bio-integrated" technologies in a comprehensive manner that connects fundamental developments in chemistry, material science, and engineering with sensing technologies that have the potential for widespread deployment and societal benefit in human health care.
Journal ArticleDOI
Electrically-Transduced Chemical Sensors Based on Two-Dimensional Nanomaterials
TL;DR: Key advances in the application of 2D materials, from both a historical and analytical perspective, are summarized for four different groups of analytes: gases, volatile compounds, ions, and biomolecules.
Journal ArticleDOI
Advances in designs and mechanisms of semiconducting metal oxide nanostructures for high-precision gas sensors operated at room temperature
Zhijie Li,Hao Li,Zhonglin Wu,Mingkui Wang,Jingting Luo,Hamdi Torun,PingAn Hu,Chang Yang,Marius Grundmann,Xiaoteng Liu,Yong Qing Fu,Yong Qing Fu +11 more
TL;DR: In this paper, the authors highlight the designs and mechanisms of different SMONs with various patterns (e.g., nanoparticles, nanowires, nanosheets, nanorods, nanotubes, nanofilms, etc.) for gas sensors to detect various hazardous gases at room temperature.
Journal ArticleDOI
Adsorption materials for volatile organic compounds (VOCs) and the key factors for VOCs adsorption process: A review
TL;DR: A critical review of the recent research developments of VOCs adsorption materials and the key factors controlling the VOC's adaption process is provided in this article. But, the authors do not provide a detailed analysis of the specific surface area, pore volume, and surface chemical functional groups.
References
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Journal ArticleDOI
Metal oxide gas sensors: Sensitivity and influencing factors
TL;DR: A brief review of changes of sensitivity of conductometric semiconducting metal oxide gas sensors due to the five factors: chemical components, surface-modification and microstructures of sensing layers, temperature and humidity.
Journal ArticleDOI
Fabrication and ethanol sensing characteristics of ZnO nanowire gas sensors
TL;DR: In this paper, ZnO nanowires gas sensors were fabricated with microelectromechanical system technology and ethanol-sensing characteristics were investigated, and the sensor exhibited high sensitivity and fast response to ethanol gas at a work temperature of 300°C.
Journal ArticleDOI
New approaches for improving semiconductor gas sensors
TL;DR: In this paper, the authors demonstrated that the sensing characteristics of a semiconductor gas sensor using SnO2 can be improved by controlling fundamental factors which affect its receptor and transducer functions.
Journal ArticleDOI
Metal oxides for solid-state gas sensors: What determines our choice?
TL;DR: In this article, the analysis of various parameters of metal oxides and the search of criteria, which could be used during material selection for solid-state gas sensor applications, were the main objectives of this review.
Journal ArticleDOI
Hydrogen Sensors - A review
TL;DR: There are an immense number of sensors reported in the literature for hydrogen detection and in this article these sensors are classified into eight different operating principles, such as measuring range, sensitivity, selectivity and response time.
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