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 20 of 53 for “"Conductive Polymer"”.
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Thermal curing of concrete with conductive polymer technology.
… for concrete curing, optimising a unique Conductive Polymer Technology (CPT). The application and optimisation of the CPT material to provide heat curing to concrete within the laboratory, in-situ and within precast concrete plants has been investigated. The electrical properties of the …
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Microfabrication of conductive polymer nanocomposite for sensor applications
… developed novel microfabrication techniques of conductive polymer nanocomposite and utilized this material as a functional element for various physical sensor applications. Microstructures of nanocomposite were realized through novel microcontact printing and laser ablation assisted …
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Modification of electrodes by electronically conductive polymer blends
… limiting factor for overall charge delivery in a polymer film coated on an electrode surface. Our goal was to find a better conducting polymer matrix to explore the enhancement of electron transport. Our solution was to use $\pi$-conjugated, electronically conductive polymers as modifiers of …
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Modeling and Data Analysis of Conductive Polymer Composite Sensors
<p>Conductive polymer composite sensors have shown great potential in identifying gaseous analytes. To more thoroughly understand the physical and chemical mechanism of this type of sensors, a model was developed by combining two sub-models: a conductivity model and a thermodynamic model, which …
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Novel polypyrrole derivatives to enhance conductive polymer-tissue interactions
… are centered on inert substances and polymers that degrade in the body but have limited functional capabilities. This thesis work addresses the need to develop materials that are capable of interacting in biological environments. Polypyrrole (PPy) is a conducting polymer that is a …
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Nanostructured thin film thermoelectric composite materials using conductive polymer PEDOT:PSS
… these issues, composite materials that use conductive polymers have been under investigation due to their low cost, manufacturability, and malleability. These new composite materials could lead to cheaper thermoelectric devices and even introduce the technology to new application areas. …
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Towards Structural Health Monitoring of Gossamer Structures Using Conductive Polymer Nanocomposite Sensors
The aim of this research is to calibrate conductive polymer nanocomposite materials for large strain sensing and develop a structural health monitoring algorithm for gossamer structures by using nanocomposites as strain sensors. Any health monitoring system works on the principle of sensing the …
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Novel polymer constructs for controlled release and presentation of topographic cues in support of neuronal cells
… improve nerve healing, a new treatment that uses conductive polymer scaffolds to bridge gaps between damaged nerve ends and deliver drugs controllably was explored. In order to optimize neuron growth across scaffolding a neuronal scaffold designed with an electrically conductive polymer, …
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LOW-DIMENSIONAL CHALCOGENIDE BASED THERMOELECTRIC COMPOSITES
… were obtained, we further combine them with polymers such as polyvinylidene fluoride to guarantee their flexibility in thermoelectric devices. Here, the non-conductive polymer can not only guarantee the robustness and flexibility but also create a high trap-state by introducing the energy …
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Use of Ion Implantation in the Construction of an Uncooled Microbolometer
… using a sensor bridge made of an electrically conductive polymer attached to a quartz substrate. The bridge is mounted on two sides and crosses an etched trough in the underlying substrate. Current is supplied to the bridge by means of two contacts on either attached end. The bridge material is …
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Conjugated Polymer Brushes (Poly(3-hexylthiophene) brushes): new electro- and photo-active molecular architectures
… the main methods for the synthesis of conjugated polymers for their suitability in the preparation of conductive polymer brushes. The main focus was put on the grafting of intrinsically soluble substituted regioregular polyalkylthiophenes because of their excellent optoelectronic properties. The …
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High-resolution direct ink writing of soft conductive materials
Conductive polymers are important materials that attract increasing attention in diverse fields due to their tunability and easy preparation. The various applications range from tissue-engineering scaffold in the biomedical field to intelligent electronics and energy storage devices. The ability to …
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Electrical and optical properties of carbon nanotube intra-connects and conductive polymers
… intra-connects were deposited with electrically conductive polymer (ECP) in the realization of CNT/ECP hybrids. The process started by realizing two electrodes with sharp end on a silicon wafer using e-beam lithography. The intra-connects were then grown by use of chemical vapor deposition (CVD) …
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Design, Fabrication, and Analysis of Polymer-Based Microelectromechanical Systems
… results, and system development to realize polymer-based MEMS. Polymer multimodal tactile sensing skins modeled on the human sensory skin, polymer cilia based tactile and flow sensors modeled on arthropod hair sensilla, as well as all-polymer tactile sensors and input devices based on …
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Chemistry of Plasmas used in the Fabrication of Integrated Circuits
… been studied in the absence of a silicon wafer. Polymer formation was found to be a major problem in the present reactor probably due to low gas flow rates. Polymer formation was particularly marked in CCl4/02 plasmas. Aluminium, etched from the r.f. electrodes, was also incorporated into these …
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Scanning electrochemical microscopy for the investigation of biosensors /
… The yeast cells were later modified with a conductive polymer - polypyrrole and multi walled carbon nanotubes for evaluating changes in the charge transfer. These modified cells were examined with atomic force microscopy, scanning electron microscopy, cyclic voltammetry and scanning …
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Applications of nanoimprinted structures to organic photovoltaics
… nanoimprinting to create the structures in a conductive polymer will be presented, where the nanoimprinting process is optimized to maintain good electrical properties of the patterned conductive film. We will also present an alternative approach that utilizes a conformal coating of the …
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Oxidative chemical vapor deposition of conductive polymers for use in novel photovoltaic device architectures
The conductive polymer poly(3,4-ethylenedioxythiophene), (PEDOT), deposited via oxidative chemical vapor deposition (oCVD) has been investigated for use in organic electronic devices. The oCVD process as well as the application of oCVD PEDOT in photovoltaic devices is described. oCVD enables the …
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Räumlich definierte Homo- und Blockcopolymer Nanokomposite
… since 20 years. The addition of additives to polymers can manipulate their properties, they can be optimized and intensified even at low volumes. In addition completly new properties can be introduced. When nanocrystals are used as additives the system is reffered to as polymer nanocomposite. …
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