Results 31 to 40 of about 3,025,838 (298)

Research Progress of Gas Sensing Performance of 2D Hexagonal WO3

open access: yesFrontiers in Chemistry, 2021
Metal oxide semiconductor gas sensing materials have attracted great research interest in the gas sensor field due to their outstanding physical and chemical properties, low cost, and easy preparation.
Yueqi Li   +3 more
doaj   +1 more source

Microfluidics in Gas Sensing and Artificial Olfaction [PDF]

open access: yesSensors, 2020
Rapid, real-time, and non-invasive identification of volatile organic compounds (VOCs) and gases is an increasingly relevant field, with applications in areas such as healthcare, agriculture, or industry. Ideal characteristics of VOC and gas sensing devices used for artificial olfaction include portability and affordability, low power consumption, fast
Guilherme Rebordão   +2 more
openaire   +5 more sources

Silicon Nanowires for Gas Sensing: A Review [PDF]

open access: yesNanomaterials, 2020
The unique electronic properties of semiconductor nanowires, in particular silicon nanowires (SiNWs), are attractive for the label-free, real-time, and sensitive detection of various gases. Therefore, over the past two decades, extensive efforts have been made to study the gas sensing function of NWs.
Mehdi Akbari-Saatlu   +8 more
openaire   +5 more sources

Landfill gas monitoring network - development of wireless sensor network platforms [PDF]

open access: yes, 2013
A wireless sensor network has been developed for the application of landfill gas monitoring, specifically sensing methane, carbon dioxide and extraction pressure.
Collins, Fiachra   +4 more
core   +2 more sources

Light-Assisted Enhancement of Gas Sensing Property for Micro-Nanostructure Electronic Device: A Mini Review

open access: yesFrontiers in Chemistry, 2021
In recent years, gas sensing electronic devices have always attracted wide attention in the field of environment, industry, aviation and others. In order to improve the gas sensing properties, many micro- and nano-fabrication technologies have been ...
Zongtao Ma   +4 more
doaj   +1 more source

Microstructured optical fibres for gas sensing: design fabrication and post-fab processing

open access: yes, 2009
Air/silica Microstructured Optical Fibers (MOFs) offer new prospects for fiber based sensor devices. In this paper, two topics of particular significance for gas sensing using air guiding Photonic Bandgap Fibers (PBGFs) are discussed.
Petrovich, M.N.   +5 more
core   +2 more sources

The optimisation of a paired emitter-detector diode optical pH sensing device [PDF]

open access: yes, 2010
With recent improvements in wireless sensor network hardware there has been a concurrent push to develop sensors that are suitable in terms of price and performance.
Corcoran, Brian   +11 more
core   +2 more sources

Analysis of landfill gas migration by use of autonomous gas monitoring platforms [PDF]

open access: yes, 2012
Autonomous gas sensing platforms have been developed to facilitate the long-term continuous monitoring of landfill gas concentrations. The analysis of a municipal landfill site in Ireland forms part of an on-going collaboration with the Environmental ...
Collins, Fiachra   +3 more
core   +2 more sources

FET Gas-Sensing Mechanism, Experimental and Theoretical Studies

open access: yes, 2008
The chemical gas sensor area has gained large improvements from thenanoscience technology, e.g., more reproducible processing including controlon the nanoscale of annealing procedures, which implies improved long-termstability.
Lars Ojamäe   +5 more
core   +1 more source

Synthesis and gas-sensing properties of nano- and meso-porous MoO3-doped SnO2 [PDF]

open access: yes, 2010
Nano- and meso-porous SnO2 powders doped with and without 1-10 wt% MoO3 have been synthesized by an ultrasonic spray-pyrolysis method employing a precursor aqueous solution containing tin (IV) chloride pentahydrate (SnCl4·5H2O), ammonium heptamolybdate ...
Hyodo, Takeo   +4 more
core   +1 more source

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