Results 111 to 120 of about 210,230 (307)

High‐Performance Graphene‐Based Gas Sensors with Pulsed Heating and AI Processing

open access: yesAdvanced Sensor Research, EarlyView.
Ultra‐low power graphene‐based MEMS gas sensors functionalized with vanadium pentoxide or copper‐manganese oxide are reported. Operated in pulsed heating mode, the sensors produce transient conductance profiles analyzed via discrete Fourier transform and compact neural networks.
Paniz Vafaei   +10 more
wiley   +1 more source

Polymer Nanocomposite‐Based Electronic Sensor for Respiratory Function Monitoring

open access: yesAdvanced Sensor Research, EarlyView.
This review highlights polymer composite‐based flexible sensors and energy harvesters for detecting an individual's respiratory profile. It also explores the biosafety and digital system integration in such sensors systems. This review also discusses the key red flags and how to leverage new technologies, such as AI and ML, to be utilized in ...
Titash Mondal
wiley   +1 more source

The Caltech Electronic Nose Project [PDF]

open access: yes
Caltech scientists build an artificial nose, using things you may already have around the ...
Lewis, Nathan S.
core  

Bio‐Based Castor Oil Derivatives Synthesized From 2‐Hydroxypropyl Ricinoleate and Ricinoleic Ethanolamide for Wood Coating Applications

open access: yesAdvanced Sustainable Systems, EarlyView.
Castor oil is a biobased molecule with a high natural carbon content and modifiable hydroxyl functional groups. This article describes the synthesis, characterization, and application of the novel reactive compounds for coating applications Abstract This work presents the synthesis of two molecules, methacrylated 2‐hydroxypropyl ricinoleate (2‐HPR MMA)
Vojtěch Jašek   +7 more
wiley   +1 more source

Effects of Au Addition on the Performance of Thermal Electronic Noses Based on Porous Cu2O–SnO2 Nanospheres

open access: yesNanomaterials
The electronic nose is an increasingly useful tool in many fields and applications. Our thermal electronic nose approach, based on nanostructured metal oxide chemiresistors in a thermal gradient, has the advantage of being tiny and therefore integrable ...
Matteo Tonezzer   +5 more
doaj   +1 more source

Method for detection of selected chemicals in an open environment [PDF]

open access: yes, 2009
The present invention relates to a space-invariant independent component analysis and electronic nose for detection of selective chemicals in an unknown environment, and more specifically, an approach to analysis of sensor responses to mixtures of ...
Duong, Tuan, Ryan, Margaret
core   +1 more source

Evaluation of Aroma Generation of Lactococcus lactis with an Electronic Nose and Sensory Analysis [PDF]

open access: bronze, 2007
Néstor Gutiérrez‐Méndez   +4 more
openalex   +1 more source

Effect of Anion Hydrophobicity on the Oxidation of Ferrocene‐Terminated Monolayers

open access: yesAdvanced Theory and Simulations, EarlyView.
Self‐assembled monolayers terminated with ferrocene moieties can be oxidized using an applied potential. At the oxidized layer, anions from the electrolyte can form a layer. Experiments show a relationship between the hydrophobicity of the anion species and the redox potential.
Ludwig J.V. Ahrens‐Iwers   +2 more
wiley   +1 more source

NASA Lewis F100 engine testing [PDF]

open access: yes
Two builds of an F100 engine model derivative (EMD) engine were evaluated for improvements in engine components and digital electronic engine control (DEEC) logic.
Abdelwahab, M.   +2 more
core   +1 more source

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