Articles with "nanosensor" as a keyword



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Single-Layer Ternary Chalcogenide Nanosheet as a Fluorescence-Based "Capture-Release" Biomolecular Nanosensor.

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Published in 2017 at "Small"

DOI: 10.1002/smll.201601925

Abstract: The novel application of two-dimensional (2D) single-layer ternary chalcogenide nanosheets as "capture-release" fluorescence-based biomolecular nanosensors is demonstrated. Fluorescently labeled biomolecular probe is first captured by the ultrathin Ta2 NiS5 nanosheets and then released upon adding… read more here.

Keywords: ternary chalcogenide; capture release; target; nanosensor ... See more keywords

Differentiable detection of ethanol/methanol in biological fluids using prompt graphene-based electrochemical nanosensor coupled with catalytic complex of nickel oxide/8-hydroxyquinoline.

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Published in 2022 at "Analytica chimica acta"

DOI: 10.1016/j.aca.2021.339407

Abstract: Serious health hazards of volatile organic compounds such as methanol and ethanol for living species and their adverse effects on the environment raised a global requirement for developing a portable, precise, and sensitive detection platform… read more here.

Keywords: nanosensor; biological fluids; hydroxyquinoline; detection ... See more keywords
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Simple voltammetric analyses of ochratoxin A in food samples using highly-stable and anti-fouling black phosphorene nanosensor

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Published in 2018 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2018.06.055

Abstract: Abstract There are few reports on the electrochemical detection of ochratoxin A (OTA) using chemically modified electrode owing to the OTA poor electrochemical activity and strong fouling effect towards electrode surface. In this study, a… read more here.

Keywords: simple voltammetric; detection; anti fouling; nanosensor ... See more keywords
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Functionalization of graphene quantum dots with antimorphine: Design of selective nanosensor for detection of morphine

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Published in 2019 at "Materials Letters"

DOI: 10.1016/j.matlet.2019.01.057

Abstract: Abstract Surface functionalization of graphene quantum dots (GQDs) with antimorphine produced a new turn-on fluorescent nanosensor for morphine detection. The antimorphine-GQDs were prepared through the covalent conjugation of GQDs with antimorphine. FT-IR and X-ray photoelectron… read more here.

Keywords: nanosensor; functionalization graphene; quantum dots; graphene quantum ... See more keywords
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An ultrasensitive fluorescent nanosensor for trypsin based on upconversion nanoparticles.

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Published in 2017 at "Talanta"

DOI: 10.1016/j.talanta.2017.07.013

Abstract: Trypsin and its inhibitors are relevant to many physiological processes and diseases. In this study, a nanosensor capable of detecting trypsin and its inhibitors was designed based on the fluorescence resonance energy transfer (FRET) between… read more here.

Keywords: fluorescence; trypsin inhibitors; trypsin; nanosensor ... See more keywords
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Hydrogel Nanosensors for Colorimetric Detection and Dosimetry in Proton Beam Radiotherapy.

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Published in 2018 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.7b15127

Abstract: Proton beam therapy (PBT) is a state-of-the-art radiotherapy treatment approach that uses focused proton beams for tumor ablation. A key advantage of this approach over conventional photon radiotherapy (XRT) is the unique dose deposition characteristic… read more here.

Keywords: hydrogel; radiotherapy; proton; nanosensor ... See more keywords
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MIL/Aptamer as a Nanosensor Capable of Resisting Nonspecific Displacement for ATP Imaging in Living Cells

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Published in 2019 at "ACS Omega"

DOI: 10.1021/acsomega.9b01009

Abstract: Fluorescent probes physisorbed on nanomaterials have emerged as a kind of useful and facile sensing platform for biological important molecules. However, nonspecific displacement in the physisorption systems is a non-negligible problem for the intracellular analysis.… read more here.

Keywords: nanosensor; resisting nonspecific; mil aptamer; nonspecific displacement ... See more keywords
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Simultaneous quadruple-channel optical transduction of a nanosensor for multiplexed qualitative and quantitative analysis of lectins.

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Published in 2018 at "Chemical communications"

DOI: 10.1039/c8cc02138d

Abstract: A multichannel optical nanosensor capable of identifying and quantitating multiple lectins simultaneously was developed. The quadruple channel of fluorescence and scattering signals can be in situ collected from the same solution system, which offers high… read more here.

Keywords: quadruple channel; channel optical; simultaneous quadruple; analysis lectins ... See more keywords
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Construction of a Nanosensor for Non-Invasive Imaging of Hydrogen Peroxide Levels in Living Cells

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Published in 2020 at "Biology"

DOI: 10.3390/biology9120430

Abstract: Simple Summary Spatially and temporally defined H2O2 signatures are essential parts of various signaling pathways. Therefore, monitoring H2O2 dynamics with high spatio–temporal resolution is significantly important to understand how this ubiquitous signaling molecule can control… read more here.

Keywords: hydrogen peroxide; physiology; h2o2; nanosensor ... See more keywords
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Dual Optical Nanosensor Based on Ormosil Nanoparticles for Monitoring O2 and pH

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Published in 2022 at "Biosensors"

DOI: 10.3390/bios12111011

Abstract: Monitoring O2 and pH has excellent potential in different sensing applications, especially in biological and clinical applications. This report presents a protocol for synthesizing an optical dual nanosensor for those two parameters. The organically modified… read more here.

Keywords: nanosensor; nanosensor based; optical nanosensor; based ormosil ... See more keywords

Vibration analysis and pull-in instability behavior in a multiwalled piezoelectric nanosensor with fluid flow conveyance.

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Published in 2020 at "Beilstein Journal of Nanotechnology"

DOI: 10.3762/bjnano.11.92

Abstract: In this work, surface/interface effects for pull-in voltage and viscous fluid velocity effects on the dimensionless natural frequency of fluid-conveying multiwalled piezoelectric nanosensors (FC-MWPENSs) based on cylindrical nanoshells is investigated using the Gurtin–Murdoch surface/interface theory.… read more here.

Keywords: nanosensor; surface interface; multiwalled piezoelectric; fluid ... See more keywords