Results 11 to 20 of about 94,921 (266)

Modular Analytical Multicomponent Analysis in Gas Sensor Aarrays

open access: yesSensors, 2006
A multi-sensor system is a chemical sensor system which quantitatively andqualitatively records gases with a combination of cross-sensitive gas sensor arrays andpattern recognition software.
Theodor Doll   +5 more
doaj   +1 more source

Microfabricated Formaldehyde Gas Sensors [PDF]

open access: yesSensors, 2009
Formaldehyde is a volatile organic compound that is widely used in textiles, paper, wood composites, and household materials. Formaldehyde will continuously outgas from manufactured wood products such as furniture, with adverse health effects resulting from prolonged low-level exposure.
Karen C. Cheung   +2 more
openaire   +3 more sources

A Gas Chromatographic System for the Detection of Ethylene Gas Using Ambient Air as a Carrier Gas

open access: yesSensors, 2017
Ethylene gas is a naturally occurring gas that has an influence on the shelf life of fruit during their transportation in cargo ships. An unintentional exposure of ethylene gas during transportation results in a loss of fruit.
Nayyer Abbas Zaidi   +3 more
doaj   +1 more source

Highly sensitive two-dimensional MoS2 gas sensor decorated with Pt nanoparticles [PDF]

open access: yesRoyal Society Open Science, 2018
A two-dimensional molybdenum disulfide (MoS2)-based gas sensor was decorated with Pt nanoparticles (NPs) for high sensitivity and low limit of detection (LOD) for specific gases (NH3 and H2S).
Jaeseo Park   +3 more
doaj   +1 more source

Zero-Padding and Spatial Augmentation-Based Gas Sensor Node Optimization Approach in Resource-Constrained 6G-IoT Paradigm

open access: yesSensors, 2022
Ultra-low-power is a key performance indicator in 6G-IoT ecosystems. Sensor nodes in this eco-system are also capable of running light-weight artificial intelligence (AI) models.
Shiv Nath Chaudhri   +4 more
doaj   +1 more source

A Reduced GO-Graphene Hybrid Gas Sensor for Ultra-Low Concentration Ammonia Detection

open access: yesSensors, 2018
A hybrid structure gas sensor of reduced graphene oxide (RGO) decorated graphene (RGO-Gr) is designed for ultra-low concentration ammonia detection. The resistance value of the RGO-Gr hybrid is the indicator of the ammonia concentration and controlled by
Chang Wang   +7 more
doaj   +1 more source

Methane and hydrogen sensing properties of catalytic combustion type single-chip micro gas sensors with two different Pt film thicknesses for heaters

open access: yesMicro and Nano Systems Letters, 2018
A catalytic combustible type single-chip micro gas sensor was fabricated by MEMS technology and responses with input powers and methane and hydrogen gas concentrations were characterized.
Woongjin Jang   +3 more
doaj   +1 more source

Optical chemical sensor for solving gas analysis tasks

open access: yesMATEC Web of Conferences, 2018
A brief review of the principles of constructing optical gas-analyzing sensors is presented. It is noted that the influence of humidity of the surrounding gas environment during gas analytical procedures using solid-state gas analytical sensors is a ...
Maslennikov Aleksandr   +2 more
doaj   +1 more source

THIN FILM-BASED SENSOR FOR MOTOR VEHICLE EXHAUST GAS, NH3, AND CO DETECTION

open access: yesJurnal Pendidikan Fisika Indonesia, 2016
A copper phthalocyanine (CuPc) thin film based gas sensor with FET structure and channel length 100 μm has been prepared by VE method and lithography technique to detect NH3, motor cycle exhaust gases and CO.
S. Sujarwata, P. Marwoto, L. Handayani
doaj   +1 more source

Multi-Channel MEMS-FAIMS Gas Sensor for VOCs Detection

open access: yesMicromachines, 2023
Aimed at the problems of a large equipment size, long time and high price of environmental VOC gas detection, the FAIMS-VOC gas sensor was designed and prepared according to the principle that the ionization energy of the common VOC gas is less than 10.6
Zhujie Zhao   +6 more
doaj   +1 more source

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