Results 1 to 10 of about 37,505,716 (291)

Portable Bioactive Paper-Based Sensor for Quantification of Pesticides [PDF]

open access: yesJournal of Analytical Methods in Chemistry, 2013
A paper-based biosensor was developed for the detection of the degradation products of organophosphorus pesticides. The biosensor quantifies acetylcholine esterase inhibitors in a fast, disposable, cheap, and accurate format.
Murat Kavruk   +2 more
doaj   +5 more sources

Colorimetric Determination of Peroxides: A New Paper-Based Sensor for Detecting Hexamethylene Triperoxide Diamine (HMTD) [PDF]

open access: yesSensors
Homemade explosives (HMEs) are of increasing interest to security forces worldwide due to their widespread utilization by terrorists. Their synthesis is relatively straightforward, requiring only a few readily available chemical compounds. Among the most
Wiktoria Furmanek   +12 more
doaj   +2 more sources

Paper-Based Sensor Chip for Heavy Metal Ion Detection by SWSV [PDF]

open access: yesMicromachines, 2018
Heavy metal ion pollution problems have had a terrible influence on human health and the environment. Therefore, the monitoring of heavy metal ions is of great practical significance.
Xiaoqing Wang   +5 more
doaj   +2 more sources

Naked-Eye Detection of Glucose in Saliva with Bienzymatic Paper-Based Sensor [PDF]

open access: yesSensors, 2018
The high incidence of Diabetes Mellitus in low-income regions has promoted the development of low-cost alternatives to replace blood-based procedures.
Luis A. Santana-Jiménez   +4 more
doaj   +2 more sources

Novel Time-Resolved Fluorescence Immunochromatography Paper-Based Sensor with Signal Amplification Strategy for Detection of Deoxynivalenol [PDF]

open access: yesSensors, 2020
Immunoassay has the advantages of high sensitivity, high specificity, and simple operation, and has been widely used in the detection of mycotoxins.
Haowei Dong   +7 more
doaj   +2 more sources

Selective Colorimetric Determination of Phenylephrine Using a Prussian Blue Nanoparticle-Modified Paper-Based Sensor [PDF]

open access: yesBiosensors
Phenylephrine is a widely used α1-adrenergic agonist employed as a decongestant and vasoconstrictor in numerous pharmaceutical formulations. Considering its widespread use and its relevance in biological monitoring and anti-doping control, the ...
Nihal Ermiş   +2 more
doaj   +2 more sources

Paper‐based electrochemical sensor [PDF]

open access: yesElectrochemical Science Advances, 2021
AbstractIn order to further meet the requirements of testing applications in various fields, a simple, rapid, and low‐cost testing method is demanded for on‐site testing. Electrochemical paper‐based analytical devices (ePADs) have attracted wide attention in many practical applications due to their excellent performance.
Yang Sun   +3 more
openaire   +1 more source

A Parametric Study on a Paper-Based Bi-Material Cantilever Valve

open access: yesMicromachines, 2022
The novel paper-based Bi-Material Cantilever (B-MaC) valve allows the autonomous loading and control of multiple fluid reagents which contributes to the accurate operation of paper-based microfluidic devices utilized for biological and chemical sensing ...
Hojat Heidari-Bafroui   +6 more
doaj   +1 more source

Paper-Based Bi-Material Cantilever Actuator Bending Behavior and Modeling

open access: yesMicromachines, 2023
In this paper, the behavior of the Bi-Material Cantilever (B-MaC) response deflection upon fluidic loading was experimentally studied and modeled for bilayer strips. A B-MaC consists of a strip of paper adhered to a strip of tape.
Gordon Chen   +7 more
doaj   +1 more source

Paper-based sensors for bacteria detection

open access: yesNature Reviews Bioengineering, 2023
The detection of pathogenic bacteria is essential to prevent and treat infections and to provide food security. Current gold-standard detection techniques, such as culture-based assays and polymerase chain reaction, are time-consuming and require centralized laboratories. Therefore, efforts have focused on developing point-of-care devices that are fast,
Federico Mazur   +4 more
openaire   +2 more sources

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