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1781
Modeling and Electrochemical Characterization of Electrodes Based on Epoxy Composite with Functionalized Nanocarbon Fillers at High Concentration
Published 2020-04-01“…This paper deals with the electrochemical characterization and the equivalent circuit modeling of screen-printed electrodes, modified by an epoxy composite and loaded with carbon nanotubes (CNTs), pristine and functionalized NH<sub>2</sub>, and graphene nanoplates (GNPs). …”
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1782
Optical and electrochemical detection of a verotoxigenic E. coli gene using DNAzyme-labeled stem-loops
Published 2017-12-01“…The results show that, if a combination of small-volume electrochemical cells and low-cost untreated screen-printed electrodes with a relatively high geometric area is used, electrochemical measurements present similar sensitivity and limits of detection to the more usual optical ones, allowing the development of low-cost electrochemical biosensors based on the use of soluble DNAzymes as labels.…”
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1783
Decoupling photonic and thermal contributions for photoelectrochemical sensing of melatonin via graphene oxide nanoribbons
Published 2024-02-01“…GONRs served as electrocatalysts for screen-printed carbon electrodes (SPCE) to facilitate melatonin detection. …”
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1784
A rapid magnetic-based purification of Cd2+ and Pb2+ prior to portable electrochemical determination for grain
Published 2023-06-01“…The mechanism of the adsorption kinetics fit well to a pseudo-second-order model. A portable screen-printed electrodes (SPEs)-based electrochemical detection platform was established. …”
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1785
Nonenzymatic Glucose Sensor Based on In Situ Reduction of Ni/NiO-Graphene Nanocomposite
Published 2016-10-01“…Ni/NiO nanoflower modified reduced graphene oxide (rGO) nanocomposite (Ni/NiO-rGO) was introduced to screen printed electrode (SPE) for the construction of a nonenzymatic electrochemical glucose biosensor. …”
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1786
Sustainable Fully Printed UV Sensors on Cork Using Zinc Oxide/Ethylcellulose Inks
Published 2019-09-01“…In this work, we demonstrate fully screen-printed UV photodetectors, successfully fabricated at a low temperature on a cork substrate, using as the active layer a mixture of zinc oxide nanoparticles and ethylcellulose. …”
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1787
One-pot scalable synthesis of rGO/AuNPs nanocomposite and its application in enzymatic glucose biosensor
Published 2021-01-01“…After drop-casting the nanocomposites on a screen-printed electrode (SPE), the glucose oxidase (GOx) was immobilized on the pre-treated SPE through a protein cross-linking approach using glutaraldehyde (GA) as a crosslinking reagent and 2,5-dihydroxybenzaldehyde (DHB) as a mediator to improve the electrochemical performance. …”
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1788
A New Laccase Based Biosensor for Tartrazine
Published 2017-12-01“…The biosensor membrane is a composite of the laccase conjugated microspheres and gold nanoparticles (AuNPs) coated on a carbon-paste screen-printed electrode. The reaction involving tartrazine can be catalyzed by laccase enzyme, where the current change was measured by differential pulse voltammetry (DPV) at 1.1 V. …”
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1789
A pathway to eliminate the gas flow dependency of a hydrocarbon sensor for automotive exhaust applications
Published 2018-02-01“…As a sensing mechanism, the temperature difference that is generated between a catalytically activated area during the exothermic oxidation of said hydrocarbons and an inert area of the sensor is measured by a special screen-printed thermopile structure. As a matter of principle, this thermovoltage significantly depends on the mass flow rate of the exhausts under certain conditions. …”
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1790
Highly Sensitive Phenol Biosensor Utilizing Selected Bacillus Biofilm Through an Electrochemical Method
Published 2020-03-01“…The biofilm, which produced tyrosinase enzyme, was successfully immobilized on a screen-printed carbon electrode surface. A total of 72 Bacillus isolates were utilized because of their capability to produce tyrosinase enzyme in tyrosine media. …”
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1791
Methylene-Blue-Encapsulated Metal-Organic-Framework-Based Electrochemical POCT Platform for Multiple Detection of Heavy Metal Ions in Milk
Published 2023-08-01“…In this work, a cost-effective disk with six screen-printed electrodes (SPEs) was designed for hand-held electrochemical detection. …”
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1792
Development of smartphone-based ECL sensor for dopamine detection: Practical approaches
Published 2020-01-01“…In this work, a compact, mobile phone-based ECL sensor apparatus was developed using the phone cameras, screen-printed electrodes (SPE), and mobile app for dopamine detection. …”
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1793
Design of an Affibody-Based Recognition Strategy for Human Epidermal Growth Factor Receptor 2 (HER2) Detection by Electrochemical Biosensors
Published 2016-12-01“…In this study, we have designed and realized three simple electrochemical bioassays for the detection of the human epidermal growth factor receptor 2 (HER2) cancer biomarker using magnetic beads coupling screen-printed arrays. The different approaches were based on a sandwich format in which affibody (Af) or antibody (Ab) molecules were coupled respectively to streptavidin or protein A-modified magnetic beads. …”
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1794
Detection of lead ions using an electrochemical aptasensor
Published 2019-12-01“…The aim of this research was to develop a simple, selective and sensitive aptasensor for detection of Pb2+ based on hairpin structure of complementary strand (CS) of aptamer (Apt). Screen printed carbon electrode (SPCE) was electrodeposited by gold nanoparticles to be used as the substrate for the immobilization of Apt-CS. …”
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1795
Carbon nanotubes decorated with bimetallic PtCo nanoparticles for sensitive detection of uric acid
Published 2024-09-01“…Then, an electrochemical biosensor based on screen printed electrode (SPE) modified with PtCo/CNTs was constructed for UA determination. …”
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1796
Development of a New Route for the Immobilization of Unmodified Single-Stranded DNA on Chitosan Beads and Detection of Released Guanine after Hydrolysis
Published 2023-02-01“…Differential pulse voltammetry technique and screen-printed electrodes modified with COOH-functionalized carbon black were used to monitor the released guanine response before and after hybridization. …”
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1797
An Ultrasensitive Electrochemical Immunosensor for in Situ Detection of GABA in Plant Leaves
Published 2024-08-01“…In this study, an ultrasensitive electrochemical immunosensor is developed for in vivo detecting GABA in plants based on screen printed electrode (SPE) electrode. Gold nanoparticles (Au NP) was electrodeposited on the SPE to improve the conductivity of the electrode. …”
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1798
A Flexible Multiring Concentric Electrode for Non-Invasive Identification of Intestinal Slow Waves
Published 2018-01-01“…For good adaptation to a curved body surface, the electrode was screen-printed onto a flexible polyester substrate. To facilitate clinical use, it is self-adhesive, incorporates a single connector and can perform dry or wet (with gel) recordings. …”
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1799
Facile Preparation of Monodisperse Cu@Ag Core–Shell Nanoparticles for Conductive Ink in Printing Electronics
Published 2023-06-01“…The Cu@Ag-based ink, with a 60 wt% loading, was screen-printed onto a flexible polyimide substrate and subsequently heat-treated at 290 °C for 15 minutes under a nitrogen atmosphere. …”
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1800
Fully Printed PTC Based Heat Transfer Sensor Array as Liquid Level Sensor
Published 2024-11-01“…Most level sensors are mounted inside the vessel containing the liquid. Herein, a fully screen‐printed level sensor is demonstrated for external use. …”
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