Articles with "detection dopamine" as a keyword



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A Two-step Strategy for the Selective and Sensitive Detection of Dopamine with Glassy Carbon Electrodes

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Published in 2017 at "Electroanalysis"

DOI: 10.1002/elan.201600349

Abstract: A new strategy is developed for using cyclic voltammetry technique to achieve sensitive and selective detection of dopamine on glassy carbon electrodes. The proposed method involves two steps, in which the cyclic voltammetric measurement is… read more here.

Keywords: glassy carbon; carbon; carbon electrodes; detection dopamine ... See more keywords
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Needle-type organic electrochemical transistor for spatially resolved detection of dopamine

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Published in 2020 at "Mikrochimica Acta"

DOI: 10.1007/s00604-020-04352-1

Abstract: In this work, the advantages of carbon nanoelectrodes (CNEs) and orgonic electrochemical transistors (OECTs) were merged to realise nanometre-sized, spearhead OECTs based on single- and double-barrel CNEs functionalised with a conducting polymer film. The needle-type… read more here.

Keywords: type; type organic; needle type; detection dopamine ... See more keywords
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Pyrolytic carbon nanograss electrodes for electrochemical detection of dopamine

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Published in 2021 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2021.138122

Abstract: Abstract Carbon microelectrodes are being used extensively in numerous applications due to their intriguing and promising material properties. Here, we present the optimized fabrication of carbon nanograss (CNG) electrodes with a single-step UV lithography with… read more here.

Keywords: electrochemical detection; nanograss; detection dopamine; pyrolytic carbon ... See more keywords
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A novel high performance Ti/Ti–W- reinforced polyaniline functionalized Ni–P electrode for high sensitive detection of dopamine from urine sample

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Published in 2020 at "Materials Chemistry and Physics"

DOI: 10.1016/j.matchemphys.2020.122680

Abstract: Abstract We, in our previous work, detailed the new design technology for the synthesis of novel TiO2/TiO2-WO3 core/shell composite (Ti/Ti–W) via the application of titanium turnings. Herein, we exploited the strategy with appropriate alternations to… read more here.

Keywords: sample; detection; dopamine urine; urine sample ... See more keywords
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Synthesis of metal-free nitrogen-enriched porous carbon and its electrochemical sensing behavior for the highly sensitive detection of dopamine: Both experimental and theoretical investigation

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Published in 2021 at "Materials Chemistry and Physics"

DOI: 10.1016/j.matchemphys.2020.124094

Abstract: Abstract In this study, a nitrogen-inherited foam-like porous carbon was sequestered from the starch of Artocarpus heterophyllus seeds. The obtained carbon material was used as a sustainable electrode for the electrochemical detection of dopamine biomolecule.… read more here.

Keywords: nitrogen; carbon; dopamine; detection dopamine ... See more keywords
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Synergistic electron transfer effect-based signal amplification strategy for the ultrasensitive detection of dopamine.

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Published in 2018 at "Talanta"

DOI: 10.1016/j.talanta.2018.01.068

Abstract: The selective and sensitive detection of dopamine (DA) is of great significance for the identification of schizophrenia, Huntington's disease, and Parkinson's disease from the perspective of molecular diagnostics. So far, most of DA fluorescence sensors… read more here.

Keywords: synergistic electron; detection; detection dopamine; electron transfer ... See more keywords
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Dual-mode Detection of Dopamine Based on Enhanced Fluorescent and Colorimetric Signals of Fe3+-H2O2-o-Phenylenediamine System

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Published in 2018 at "Chinese Journal of Analytical Chemistry"

DOI: 10.1016/s1872-2040(18)61103-x

Abstract: Abstract A fluorescent and colorimetric dual-mode “light-on” assay for the detection of dopamine (DA) was developed based on Fe3+-H2O2-OPD system. In general, Fe3+ could catalyze the H2O2-mediated oxidation of colorless and nonfluorescent o-phenylenediamine (OPD), and… read more here.

Keywords: dual mode; detection; system; fluorescent colorimetric ... See more keywords
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Two-Dimensional-Plasmon-Boosted Iron Single-Atom Electrochemiluminescence for the Ultrasensitive Detection of Dopamine, Hemin, and Mercury.

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Published in 2021 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.1c02232

Abstract: Single-atom catalysts (SACs) have recently been exploited for luminol-dissolved oxygen electrochemiluminescence (ECL); however, they still suffer from low sensitivity and narrow detection range for a real sample assay. In this work, we boost markedly the… read more here.

Keywords: detection; dopamine hemin; two dimensional; hemin mercury ... See more keywords
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Pt-Decorated Boron Nitride Nanosheets as Artificial Nanozyme for Detection of Dopamine.

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Published in 2019 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.9b04144

Abstract: Over the past decade, nanosized metal oxides, metals, and bimetallic particles have been actively researched as enzyme mimetic nanomaterials. However, the common issues with individual nanoparticles (NPs) are stabilization, reproducibility, and blocking of active sites… read more here.

Keywords: oxidation; presence; boron nitride; dopamine ... See more keywords
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The peroxidase-like activity of metal-organic frameworks [Cu(PDA)(DMF)] and its application for colorimetric detection of dopamine.

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Published in 2019 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.9b17488

Abstract: A metal-organic frameworks (MOFs), [Cu(PDA)(DMF)] was synthesized under mild mixed solvothermal conditions. It is constructed by 1,10-Phenanthroline-2,9-dicarboxylic acid (H2PDA) and Cu2+ ions. The complex exhibits high peroxidase-like activity and can catalytically oxidize the colorless substrate… read more here.

Keywords: like activity; pda dmf; detection dopamine; peroxidase like ... See more keywords
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Nanohybrids of shuttle-like α-Fe2O3 nanoparticles and nitrogen-doped graphene for simultaneous voltammetric detection of dopamine and uric acid

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Published in 2020 at "New Journal of Chemistry"

DOI: 10.1039/d0nj04629a

Abstract: In this study, an ultrasensitive voltammetric sensor was constructed for the simultaneous detection of dopamine (DA) and uric acid (UA) using shuttle-like α-Fe2O3 nanoparticle/nitrogen-doped graphene nanocomposites (Fe2O3–NG). The surface morphologies, crystalline structures, and electrochemical properties… read more here.

Keywords: detection dopamine; shuttle like; like fe2o3; dopamine uric ... See more keywords