Results 1 to 10 of about 118,203 (310)

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   +1 more source

Room-Temperature Gas Sensors Under Photoactivation: From Metal Oxides to 2D Materials

open access: yesNano-Micro Letters, 2020
Room-temperature gas sensors have aroused great attention in current gas sensor technology because of deemed demand of cheap, low power consumption and portable sensors for rapidly growing Internet of things applications.
Rahul Kumar   +3 more
doaj   +1 more source

Nanoengineering Approaches Toward Artificial Nose

open access: yesFrontiers in Chemistry, 2021
Significant scientific efforts have been made to mimic and potentially supersede the mammalian nose using artificial noses based on arrays of individual cross-sensitive gas sensors over the past couple decades. To this end, thousands of research articles
Sanggon Kim   +8 more
doaj   +1 more source

Incorporation of Au Nanoparticles on ZnO/ZnS Core Shell Nanostructures for UV Light/Hydrogen Gas Dual Sensing Enhancement

open access: yesMembranes, 2021
ZnO/ZnS nanocomposite-based nanostructures exhibit dual light and gas sensing capabilities. To further boost the light/dual sensing properties, gold nanoparticles (Au NPs) were incorporated into the core-shell structures.
Yu-Sheng Tsai   +10 more
doaj   +1 more source

Experimental testing of a random neural network smart controller using a single zone test chamber

open access: yesIET Networks, 2015
Monitoring and analysis of energy use and indoor environmental conditions is an urgent need in large buildings to respond to changing conditions in an efficient manner. Correct estimation of occupancy will further improve energy performance. In this work,
Abbas Javed   +5 more
doaj   +1 more source

Recent Progress in Spinel Ferrite (MFe2O4) Chemiresistive Based Gas Sensors

open access: yesNanomaterials, 2023
Gas-sensing technology has gained significant attention in recent years due to the increasing concern for environmental safety and human health caused by reactive gases.
Run Zhang   +4 more
doaj   +1 more source

Gas sensing response of ion beam irradiated Ga-doped ZnO thin films

open access: yesScientific Reports, 2022
The ion beam induced modified gallium doped ZnO thin films are studied for their gas sensing applications. The Ag9+ and Si6+ irradiated gallium doped zinc oxide thin films were exposed to various concentrations of ethanol and acetone gas for gas sensing ...
R. C. Ramola   +3 more
doaj   +1 more source

CO2 sensing properties of semiconducting copper oxide and spinel ferrite nanocomposite thin film [PDF]

open access: yes, 2010
A new active layer for CO2 sensing based on semiconducting CuO–CuxFe3−xO4 (with 0 ≤ x ≤ 1) nanocomposite was prepared by radiofrequency sputtering from a delafossite CuFeO2 target using a specific in situ reduction method followed by post annealing ...
Chapelle, Audrey   +4 more
core   +1 more source

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

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

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