Results 11 to 20 of about 22,772 (255)

Colorimetric Sensors for Chemical and Biological Sensing Applications

open access: yesSensors, 2023
Colorimetric sensors have been widely used to detect numerous analytes due to their cost-effectiveness, high sensitivity and specificity, and clear visibility, even with the naked eye.
Yu Wu   +4 more
doaj   +3 more sources

Integrating Deoxyribozymes into Colorimetric Sensing Platforms [PDF]

open access: yesSensors, 2016
Biosensors are analytical devices that have found a variety of applications in medical diagnostics, food quality control, environmental monitoring and biodefense.
Dingran Chang   +5 more
doaj   +3 more sources

Differential sensing of sugars by colorimetric arrays [PDF]

open access: yesCurrent Opinion in Chemical Biology, 2010
While the complexes between boronic acids and diols have been studied for decades, researchers continue to design new and interesting methods to use these interactions to produce saccharide sensors that are more sensitive and selective. Herein we discuss how the use of pattern-based colorimetric arrays from a collection of crossreactive sensors have ...
Christopher J, Musto, Kenneth S, Suslick
openaire   +2 more sources

Mitigation of Humidity Interference in Colorimetric Sensing of Gases. [PDF]

open access: yesACS Sens, 2021
Colorimetric sensing technologies have been widely used for both quantitative detection of specific analyte and recognition of a large set of analytes in gas phase, ranging from environmental chemicals to biomarkers in breath. However, the accuracy and reliability of the colorimetric gas sensors are threatened by the humidity interference in different ...
Yu J   +4 more
europepmc   +3 more sources

Textile-Based Volatile Organic Compound Sensors Using Cellulose Fabrics and Direct Dyes

open access: yesJournal of Natural Fibers, 2023
In order to fabricate colorimetric textile sensors detecting gas phase of volatile organic compounds (VOCs), 11 kinds of direct dyes were investigated for 13 types of VOCs.
Junheon Lee   +3 more
doaj   +1 more source

Dual-signal readout paper-based wearable biosensor with a 3D origami structure for multiplexed analyte detection in sweat

open access: yesMicrosystems & Nanoengineering, 2023
In this research, we design and implement a small, convenient, and noninvasive paper-based microfluidic sweat sensor that can simultaneously detect multiple key biomarkers in human sweat.
Yuemeng Cheng   +7 more
doaj   +1 more source

Colorimetric Sensing of Amoxicillin Facilitated by Molecularly Imprinted Polymers [PDF]

open access: yesPolymers, 2021
The scope of the presented research orientates itself towards the development of a Molecularly Imprinted Polymer (MIP)-based dye displacement assay for the colorimetric detection of the antibiotic amoxicillin in aqueous medium. With this in mind, the initial development of an MIP capable of such a task sets focus on monolithic bulk polymerization to ...
Joseph W Lowdon   +4 more
openaire   +2 more sources

Terminalia chebula: a novel natural product colorimetric sensor for Fe2+ and Fe3+ ions

open access: yesJournal of Analytical Science and Technology, 2022
Natural product like Terminalia chebula as Fe2+ and Fe3+ ions sensor was not reported in the literature till now. Herein, we first reported Terminalia chebula (T.
Subhadeep Sen   +4 more
doaj   +1 more source

Smartphone-based colorimetric sensor application for measuring biochemical material concentration

open access: yesSensing and Bio-Sensing Research, 2021
In this paper, colorimetric analysis for biochemical samples has been realized, by developing an easy-to-use smartphone colorimetric sensing android application that can measure the molar concentration of the biochemical liquid analyte.
Taif Alawsi   +3 more
doaj   +1 more source

Interference Coatings for Infrared Spectroscopy and Colorimetric Sensing [PDF]

open access: yesAdvanced Photonics 2018 (BGPP, IPR, NP, NOMA, Sensors, Networks, SPPCom, SOF), 2018
Constructive interference and strong interference surfaces are created to sense ultrathin probe materials such as monolayer protein molecules using enhanced infrared absorption spectroscopy and colorimetric detection, respectively.
Bakan, Gökhan   +4 more
openaire   +2 more sources

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