Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 14 of 14 for “"Organic Electrochemical Transistors"”.
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Applications of Organic Electrochemical Transistors in Subsea Environments
Organic electrochemical transistors (OECTs) are an emerging sensor technology that offer significant advantages for subsea contaminant detection due to their stability in aqueous environments, ability to sense in complex solutions, and capability to amplify signals. This thesis investigates three …
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Organic Electrochemical Transistors for Biosensing and Bioelectronic Interfaces
L'abstract è presente nell'allegato / the abstract is in the attachment
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Engineering Low Noise Organic Electrochemical Transistors for Electrophysiology Applications
… high quality electrophysiology signals is the organic electrochemical transistor (OECT). OECTs have been fabricated onto flexible substrates from biocompatible materials and have been shown to provide higher signal-to-noise ratio (SNR) than electrodes. Their unique properties can pave the way …
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Towards cheap, portable and reliable OFET-based biochemical sensors
Over the past two decades, organic thin-film transistors (OTFTs) have been extensively investigated for biochemical sensing applications: from ion-sensitive devices to enzymatic, immunological, and genetic sensors. In this field, largely driven by the demand for low-cost, disposable devices …
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Devices for Extracellular Detection of Astrocytic Infraslow Electrophysiological Biomarkers
… these cells compared to neurons. In this thesis, organic electrochemical transistors (OECTs) made of the conjugated polymer PEDOT:PSS were developed to study astrocyte electrophysiology. The device enabled the detection of DC shifts from both mouse brain slices and rat cortical astrocyte cultures, …
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Additive Manufacturing Organic Neuromorphic Devices and Neural Networks
Organic electrochemical transistors (OECTs) are being explored as neuromorphic devices, where they emulate characteristics of biological synapses through the co- location of information storage and processing on the same unit, overcoming the von Neumann performance bottleneck. Applications of OECT …
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Aptamer-based Bioelectronic Sensors for Modular and Miniaturizable Molecular Monitoring
… three stages. First, steps for achieving stable organic electrochemical transistors (OECTs) are outlined as groundwork for an amplifying platform to address the signal readout challenge. Second, electrochemically modified, structure-switching aptamers are incorporated onto the OECTs, enabled by a …
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Chemo and biodetection in liquid with organic transistor
… and biological species in liquids by using organic transistor technology. One device, which is named Organic Charge Modulated Field E�ect Transistor (OCMFET), is a charge sensor which was tested as pH and DNA sensor. The other device is an Organic Electrochemical Transistor (OECT) entirely …
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Solution-Processed ZnO Nanoparticles for Optically Addressed Spatial Light Modulators and Other Applications
… material: PEDOT:PSS. And PEDOT:PSS-based organic electrochemical transistors (OECTs) with nanoscale channel length and channel width were realized by including a lift-off process, which demonstrated a great high-frequency response.
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Thermoelectric and charge transport properties in doped and aligned conjugated polymers
… doping, high-temperature rubbing and electrochemical doping. Central to this investigation is a deepened comprehension of the transport physics and the modelling of temperature dependence in doped conjugated polymers, pivotal for unlocking their full potential in thermoelectric …
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Charge Transport Physics of Organic Semiconductors at High Carrier Densities
The charge transport physics of organic semiconductors has been studied intensively since the discovery of electrical conduction in doped polyacetylene by Heeger, MacDiarmid, and Shirakawa. While the charge transport physics in this class of materials at low carrier densities of less than 10¹⁸ to …
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Towards novel photoswitches for applications in organic electronics
… of new optoelectronic devices based on organic materials are novel photoswitches. These are molecules that are able to undergo a reversible structural change under a light stimulus which gives rise to unique properties. Thus, it allows the control of properties via the use of light in a …
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Charge Transport in Field-Effect and Ion-Gel Gated Conjugated Polymers
Organic field effect transistors (OFETs) have recently made remarkable advancements, which have mostly been driven by the design, characterisation, and comprehension of new conjugated polymers. Significant effects can arise from making minor alterations to the monomers and building blocks, which …
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Development of Bioelectronic Technologies for the Investigation of Extracellular Vesicle Function and Anti-Cancer Drug Discovery
… to <i>in vivo</i> outcomes. In this work, organic bioelectronic devices were integrated with cell-free, supported lipid bilayer (SLB) models and a cell-based breast cancer metastasis model. In the case of the former, electronic devices were used to detect virus-membrane fusion, which laid …