Development and characterization of nanomaterials-based “green electronics” sensors

This dissertation primarily develops and characterizes a nanomaterial-based "green electronics" electrochemical sensor for detecting codeine. The study utilized Screen Printed Electrodes (SPE) and Cyclic Voltammetry (CV), combined with nanocomposite electrodes of gold nanoparticles and gra...

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Main Author: Zhang, Longyang
Other Authors: Poenar Daniel Puiu
Format: Thesis-Master by Coursework
Language:English
Published: Nanyang Technological University 2024
Subjects:
Online Access:https://hdl.handle.net/10356/180818
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-1808182024-11-01T15:45:39Z Development and characterization of nanomaterials-based “green electronics” sensors Zhang, Longyang Poenar Daniel Puiu School of Electrical and Electronic Engineering EPDPuiu@ntu.edu.sg Engineering Electrochemical sensor Cyclic voltammetry Codeine detection This dissertation primarily develops and characterizes a nanomaterial-based "green electronics" electrochemical sensor for detecting codeine. The study utilized Screen Printed Electrodes (SPE) and Cyclic Voltammetry (CV), combined with nanocomposite electrodes of gold nanoparticles and graphene oxide (GO), to optimize the electrode preparation parameters. Through orthogonal experimental design, the study systematically determined the optimal experimental conditions for enhancing electrode performance. This research demonstrates that the electrochemical sensor has high sensitivity and selectivity for codeine, with a detection linear range of 0.118 μM-1.512 μM and a detection limit of 55.6 nM. The research not only provides an effective tool for the rapid and accurate detection of codeine but also offers new possibilities for public health and clinical applications. Master's degree 2024-10-29T00:37:22Z 2024-10-29T00:37:22Z 2024 Thesis-Master by Coursework Zhang, L. (2024). Development and characterization of nanomaterials-based “green electronics” sensors. Master's thesis, Nanyang Technological University, Singapore. https://hdl.handle.net/10356/180818 https://hdl.handle.net/10356/180818 en application/pdf Nanyang Technological University
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic Engineering
Electrochemical sensor
Cyclic voltammetry
Codeine detection
spellingShingle Engineering
Electrochemical sensor
Cyclic voltammetry
Codeine detection
Zhang, Longyang
Development and characterization of nanomaterials-based “green electronics” sensors
description This dissertation primarily develops and characterizes a nanomaterial-based "green electronics" electrochemical sensor for detecting codeine. The study utilized Screen Printed Electrodes (SPE) and Cyclic Voltammetry (CV), combined with nanocomposite electrodes of gold nanoparticles and graphene oxide (GO), to optimize the electrode preparation parameters. Through orthogonal experimental design, the study systematically determined the optimal experimental conditions for enhancing electrode performance. This research demonstrates that the electrochemical sensor has high sensitivity and selectivity for codeine, with a detection linear range of 0.118 μM-1.512 μM and a detection limit of 55.6 nM. The research not only provides an effective tool for the rapid and accurate detection of codeine but also offers new possibilities for public health and clinical applications.
author2 Poenar Daniel Puiu
author_facet Poenar Daniel Puiu
Zhang, Longyang
format Thesis-Master by Coursework
author Zhang, Longyang
author_sort Zhang, Longyang
title Development and characterization of nanomaterials-based “green electronics” sensors
title_short Development and characterization of nanomaterials-based “green electronics” sensors
title_full Development and characterization of nanomaterials-based “green electronics” sensors
title_fullStr Development and characterization of nanomaterials-based “green electronics” sensors
title_full_unstemmed Development and characterization of nanomaterials-based “green electronics” sensors
title_sort development and characterization of nanomaterials-based “green electronics” sensors
publisher Nanyang Technological University
publishDate 2024
url https://hdl.handle.net/10356/180818
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