Results 31 to 40 of about 635,244 (311)

Colorimetric Paper-Based Sensors against Cancer Biomarkers

open access: yesSensors, 2022
Cancer is a major cause of mortality and morbidity worldwide. Detection and quantification of cancer biomarkers plays a critical role in cancer early diagnosis, screening, and treatment. Clinicians, particularly in developing countries, deal with high costs and limited resources for diagnostic systems.
Carneiro, Mariana   +3 more
openaire   +6 more sources

Paper-Based Enzymatic Electrochemical Sensors for Glucose Determination

open access: yesSensors, 2022
The general objective of Analytical Chemistry, nowadays, is to obtain best-quality information in the shortest time to contribute to the resolution of real problems. In this regard, electrochemical biosensors are interesting alternatives to conventional methods thanks to their great characteristics, both those intrinsically analytical (precision ...
Olaya Amor-Gutiérrez   +2 more
openaire   +4 more sources

Design of A Low-Cost and Disposable Paper-Based Immunosensor for the Rapid and Sensitive Detection of Aflatoxin B1

open access: yesChemosensors, 2020
We report a paper-based electrochemical immunosensor made with sustainable materials to detect aflatoxin B1 (AFB1), a highly toxic, carcinogenic mycotoxin found in food.
Fernanda L. Migliorini   +5 more
doaj   +1 more source

TinyIBE: identity-based encryption for heterogeneous sensor networks [PDF]

open access: yes, 2009
The area of security for heterogeneous sensor networks (HSNs) is still an open research field that requires new cryptographic solutions. Recent results have demonstrated that elliptic curve cryptography (ECC) and pairing-based cryptography (PBC) are ...
Martin Collier   +3 more
core   +1 more source

Investigation of strain measurement on paper-based strain sensor using carbon electrical conductive paint [PDF]

open access: yes, 2023
Electrical strain gauge has been used widely in many applications, such as experimental strength of materials and structural health monitoring because of their low cost and durability in making measurements.
Jamaluddin, Muhammad Nazrul Hisyam   +2 more
core   +1 more source

A Perovskite-Based Paper Microfluidic Sensor for Haloalkane Assays

open access: yesFrontiers in Chemistry, 2021
Detection of haloalkanes is of great industrial and scientific importance because some haloalkanes are found serious biological and atmospheric issues. The development of a flexible, wearable sensing device for haloalkane assays is highly desired.
Lili Xie   +10 more
doaj   +1 more source

Hospitals and Laboratories on Paper-Based Sensors: A Mini Review

open access: yesSensors, 2021
With characters of low cost, portability, easy disposal, and high accuracy, as well as bulky reduced laboratory equipment, paper-based sensors are getting increasing attention for reliable indoor/outdoor onsite detection with nonexpert operation.
Huaizu Zhang   +3 more
doaj   +1 more source

Fabrication of an All-Solid-State Ammonium Paper Electrode Using a Graphite-Polyvinyl Butyral Transducer Layer

open access: yesChemosensors, 2021
A planar solid-state ammonium-selective electrode, employing a composite mediator layer of graphite particles embedded in a polyvinyl butyral matrix on top of an inkjet-printed silver electrode, is presented in this paper.
Irena Ivanišević   +3 more
doaj   +1 more source

Quantitative Visual Detection of Mercury Ions With Ratiometric Fluorescent Test Paper Sensor

open access: yesFrontiers in Chemistry, 2022
A novel ratiometric fluorescence probe based on nitrogen-doped blue carbon dots (NCDs) and red gold nanoclusters (Au NCs) for mercuric ion (Hg2+) has been prepared and characterized.
Mimi Fan   +9 more
doaj   +1 more source

Nanomaterials and Cross-Cutting Technologies for Fostering Smart Electrochemical Biosensors in the Detection of Chemical Warfare Agents

open access: yesApplied Sciences, 2021
The smart, rapid, and customizable detection of chemical warfare agents is a huge issue for taking the proper countermeasures in a timely fashion. The printing techniques have established the main pillar to develop miniaturized electrochemical biosensors
Fabiana Arduini
doaj   +1 more source

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