Results 81 to 90 of about 1,825,121 (182)

Electronic-Tongue Colorimetric-Sensor Array for Discrimination and Quantitation of Metal Ions Based on Gold-Nanoparticle Aggregation

open access: yes, 2019
Sensor arrays, called “electronic tongues”, provide an alternative to time-consuming detection approaches. In this work, a colorimetric-sensor array composed of three recognition receptors (cysteine, l-glutathione, and melamine) was developed for fast ...
Qingyun Liu (322730)   +7 more
core   +1 more source

Gold-Nanoparticle-Based Colorimetric Sensor Array for Discrimination of Organophosphate Pesticides

open access: yes, 2016
There is a growing interest in developing high-performance sensors monitoring organophosphate pesticides, primarily due to their broad usage and harmful effects on mammals. In the present study, a colorimetric sensor array consisting of citrate-capped 13
Nafiseh Fahimi-Kashani (2892206)   +1 more
core   +1 more source

A Colorimetric Sensor Array for Detection of Triacetone Triperoxide Vapor

open access: yes, 2016
Triacetone triperoxide (TATP), one of the most dangerous primary explosives, has emerged as an explosive of choice for terrorists in recent years. Owing to the lack of UV absorbance, fluorescence, or facile ionization, TATP is extremely difficult to ...
Hengwei Lin (1504414)   +1 more
core   +1 more source

Colorimetric Sensor Array for Determination and Identification of Toxic Industrial Chemicals

open access: yes, 2016
A low-cost yet highly sensitive colorimetric sensor array for the detection and identification of toxic industrial chemicals (TICs) has been developed.
Liang Feng (1634440)   +5 more
core   +1 more source

Colorimetric Sensor Arrays for Volatile Organic Compounds

open access: yes, 2016
The development of a low-cost, sensitive colorimetric sensor array for the detection and identification of volatile organic compounds (VOCs) is reported.
Crystal K. Ingison (2199475)   +4 more
core   +1 more source

Thermally Pulsed Metal Oxide Gas Sensor Combined with a Colorimetric Gas Sensor for the Detection of Trace Gases

open access: yes, 2014
A low-cost gas sensor array with low-power consumption consisting of two chemical sensors based on different principles and a smart pattern recognition technique is presented.
Schmitt, Katrin   +7 more
core   +2 more sources

Inkjet-Printed Paper-Based Colorimetric Sensor Array for the Discrimination of Volatile Primary Amines

open access: yes, 2016
This paper describes a colorimetric sensor array for the discrimination of volatile amines. Analyte discrimination is achieved by combining two functional elements: (1) a “chemical class-selective” single chromogenic sensing dye with selectivity for ...
Yusuke Jimbo (1905295)   +3 more
core   +1 more source

Multi-colorimetric sensor array for detection of explosives in gas and liquid phase

open access: yes, 2011
In the framework of the research project "Xsense" at the Technical University of Denmark (DTU) we are developing a simple colorimetric sensor array which can be useful in detection of explosives like DNT, TATP, HMX, RDX and identification of reagents ...
J. O. Jeppesen   +15 more
core   +1 more source

Development of a Colorimetric Sensor for Autonomous, Networked, Real-Time Application

open access: yes, 2020
This review describes an ongoing effort intended to develop wireless sensor networks for real-time monitoring of airborne targets across a broad area. The goal is to apply the spectrophotometric characteristics of porphyrins and metalloporphyrins in a ...
Brandy J. Johnson   +2 more
core   +1 more source

Strong base pre-treatment for colorimetric sensor array detection and identification of N-methyl carbamate pesticides

open access: yes, 2016
Colorimetric sensor arrays demonstrate numerous superior features in chemo-and bio-sensing, but they are generally not applicable to less-reactive analytes.
Leng, Yumin, Lin, Hengwei, Qian, Sihua
core  

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