Results 31 to 40 of about 22,533 (285)

Rapid qualitative and quantitative detection of formaldehyde in squids based on colorimetric sensor array [PDF]

open access: yesE3S Web of Conferences, 2021
The colorimetric sensor array was used to detect the volatile organic compounds (VOCs) in squids with different formaldehyde content. In order to distinguish whether the formaldehyde is artificially added in the squids, the linear discriminant analysis ...
Guan Binbin   +4 more
doaj   +1 more source

Evaluation of the Colorimetric Performance of Single-Sensor Image Acquisition Systems Employing Colour and Multispectral Filter Array [PDF]

open access: yes, 2015
International audienceSingle-sensor colour imaging systems mostly employ a colour filter array (CFA). This enables the acquisition of a colour image by a single sensor at one exposure at the cost of reduced spatial resolution.
Gouton, Pierre   +4 more
core   +2 more sources

Synthesis and characterization of novel positively charged gold nanoparticle for the detection of food contaminants

open access: yesResults in Optics, 2023
The suggested work emphasizes the benefits of employing positively charged gold nanoparticles to detect negatively charged E.coli cells by electrostatic attraction without the need of any identification elements.
Vimala Rani Samuel, K. Jagajjanani Rao
doaj   +1 more source

Predicting the composition of red wine blends using an array of Multicomponent peptide-based sensors [PDF]

open access: yes, 2015
Differential sensing using synthetic receptors as mimics of the mammalian senses of taste and smell is a powerful approach for the analysis of complex mixtures.
Abdi   +18 more
core   +4 more sources

Perylene Imide-Based Optical Chemosensors for Vapor Detection

open access: yesChemosensors, 2020
Perylene imide (PI) molecules and materials have been extensively studied for optical chemical sensors, particularly those based on fluorescence and colorimetric mode, taking advantage of the unique features of PIs such as structure tunability, good ...
Miao Zhang   +6 more
doaj   +1 more source

Carbocyanine-Based Fluorescent and Colorimetric Sensor Array for the Discrimination of Medicinal Compounds

open access: yesChemosensors, 2022
Array-based optical sensing is an efficient technique for the determination and discrimination of small organic molecules. This study is aimed at the development of a simple and rapid strategy for obtaining an optical response from a wide range of low ...
Anna V. Shik   +4 more
doaj   +1 more source

Applications of Graphene Quantum Dots in Biomedical Sensors [PDF]

open access: yes, 2020
Due to the proliferative cancer rates, cardiovascular diseases, neurodegenerative disorders, autoimmune diseases and a plethora of infections across the globe, it is essential to introduce strategies that can rapidly and specifically detect the ultralow ...
Altintas, Zeynep, Mansuriya, Bhargav D.
core   +1 more source

Nanomaterials for Healthcare Biosensing Applications [PDF]

open access: yes, 2019
In recent years, an increasing number of nanomaterials have been explored for their applications in biomedical diagnostics, making their applications in healthcare biosensing a rapidly evolving field.
Altintas, Zeynep, Pirzada, Muqsit
core   +1 more source

Recent Progress in Optical Sensors for Biomedical Diagnostics [PDF]

open access: yes, 2020
In recent years, several types of optical sensors have been probed for their aptitude in healthcare biosensing, making their applications in biomedical diagnostics a rapidly evolving subject.
Altintas, Zeynep, Pirzada, Muqsit
core   +1 more source

Visualising household air pollution: Colorimetric sensor arrays for monitoring volatile organic compounds indoors.

open access: yesPLoS ONE, 2021
Indoor air quality monitoring as it relates to the domestic setting is an integral part of human exposure monitoring and health risk assessment. Hence there is a great need for easy to use, fast and economical indoor air quality sensors to monitor the ...
Emer Duffy   +4 more
doaj   +1 more source

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