Articles with "gold coated" as a keyword



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An ultrasensitive chemiluminescence immunoassay for fumonisin B1 detection in cereals based on gold-coated magnetic nanoparticles.

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Published in 2018 at "Journal of the science of food and agriculture"

DOI: 10.1002/jsfa.8849

Abstract: BACKGROUND In the present study, a novel highly sensitive magnetic enzyme chemiluminescence immunoassay (MECLIA) was developed to detect fumonisin B1 (FB1 ) in cereal samples. The gold-coated magnetic nanoparticles (Fe3 O4 @Au, GoldMag) were used… read more here.

Keywords: fumonisin; chemiluminescence immunoassay; chemiluminescence; gold coated ... See more keywords
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Surface plasmon resonance-based gold-coated biosensor for the detection of fuel adulteration

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Published in 2019 at "Journal of Computational Electronics"

DOI: 10.1007/s10825-019-01434-z

Abstract: A novel surface plasmon resonance (SPR)-based gold-coated photonic crystal fiber (PCF) biosensor is proposed herein for the detection of oil adulteration. The overall performance is studied using full three-dimensional (3D) simulations based on the finite-difference… read more here.

Keywords: based gold; resonance; adulteration; surface plasmon ... See more keywords

Gold-coated nanoporous polycarbonate track–etched solid platform for the rapid detection of mesothelin

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Published in 2018 at "Ionics"

DOI: 10.1007/s11581-018-2761-6

Abstract: Gold nanolayer—coated polycarbonate track–etched membrane (PCTE)–based microfluidic electrochemical biosensor grown on a highly interactive sandwich-like nanolayer has been designed. The gold nanolayer behaves like a sandwich further underwent thiol modification, EDC/NHS chemistry endowed excellent interaction… read more here.

Keywords: track etched; polycarbonate track; mesothelin; gold ... See more keywords
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Detection and plasma assisted degradation of dye on reusable gold coated tungsten nanofuzz array surface-enhanced Raman scattering substrate

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Published in 2019 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2018.11.042

Abstract: Abstract A novel gold coated tungsten nanofuzz array (TNFA) substrate has been prepared by irradiating polycrystalline tungsten using radio frequency plasma, followed by gold sputter coating. The surface morphology of the tungsten can be modified… read more here.

Keywords: nanofuzz array; tungsten nanofuzz; surface; gold coated ... See more keywords
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Single-polarization filter based on photonic crystal fiber with nanoscale gold-coated and liquid-filled air holes

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Published in 2020 at "Optik"

DOI: 10.1016/j.ijleo.2020.165431

Abstract: Abstract A photonic crystal fiber (PCF) with nanoscale gold-coated and liquid-filled air-holes is proposed, which can realize anomalous single-polarization transmission. That is, the polarization filtering in the x- and y-polarization directions is achieved at wavelengths… read more here.

Keywords: coated liquid; crystal fiber; polarization; photonic crystal ... See more keywords
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Isolation Methods Influence the Protein Corona Composition on Gold-Coated Iron Oxide Nanoparticles.

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Published in 2022 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.1c05243

Abstract: Upon exposure to a biological environment, nanoparticles (NPs) acquire biomolecular coatings, the most studied of which is the protein corona. This protein corona gives NPs a new biological identity that will determine various biological responses… read more here.

Keywords: coated iron; corona; gold coated; protein corona ... See more keywords
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Fibrinogen aptamer functionalized gold-coated iron-oxide nanoparticles for targeted imaging of thrombi.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d1cc03817f

Abstract: Targeting of molecular constituents of thrombi with aptamer functionalized core-shell nanoparticles (CSN) allowed for high resolution clot delineation in T2-weighted magnetic resonance imaging. Meanwhile, the gold-coating demonstrated sufficient contrast capabilities in computed tomography (1697 HU… read more here.

Keywords: gold coated; functionalized gold; fibrinogen aptamer; coated iron ... See more keywords
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Determination of Vascular Endothelial Growth Factor (VEGF) in Cell Culture Medium by Gold-Coated Magnetic Nanoparticle Based Label-Free Electrochemical Impedance Spectroscopy (EIS)

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Published in 2021 at "Analytical Letters"

DOI: 10.1080/00032719.2021.1951750

Abstract: Abstract A gold-coated magnetic nanoparticle (MNPs@Au) based label-free electrochemical impedance spectroscopy (EIS) sensor is reported for determining vascular endothelial growth factor (VEGF) in cell culture media. VEGF antibodies (Ab) were modified on MNPs@Au to construct… read more here.

Keywords: gold coated; spectroscopy; vegf; electrochemical impedance ... See more keywords
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Formulation of detection bioconjugates of gold coated iron oxide nanoparticles for afl atoxin M1 in milk

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Published in 2018 at "Biochemical and Biophysical Research Communications"

DOI: 10.21786/bbrc/11.3/13

Abstract: Mycotoxins particularly afl atoxins are gaining increasing importance due to their deleterious effects on human and animal health and also due to ubiquitous presence of afl atoxigenic fungi in all the agricultural products. Corn, groundnuts… read more here.

Keywords: iron oxide; microscopy; afl atoxin; gold coated ... See more keywords
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Electrochemiluminescence at 3D Printed Titanium Electrodes

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Published in 2021 at "Frontiers in Chemistry"

DOI: 10.3389/fchem.2021.662810

Abstract: The fabrication and electrochemical properties of a 3D printed titanium electrode array are described. The array comprises 25 round cylinders (0.015 cm radius, 0.3 cm high) that are evenly separated on a 0.48 × 0.48… read more here.

Keywords: printed titanium; titanium electrodes; titanium; gold coated ... See more keywords