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 8 of 8 for “"chemical and biological sensors"”.
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Chemical and biological sensors based on organic semiconductors
In this thesis I designed, fabricated and characterized two types of sensors: chemical sensors based on organic thin film transistors, and a miniaturized surface plasmon resonance biosensors for biotechnology and medical diagnostics applications. During completion of my research projects I designed …
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Graphene chemical and biological sensors : modeling, systems, and applications
… applications. This thesis builds new graphene chemical and biological sensing technologies from the ground up by developing device models, systems, and applications. On the modeling side, this thesis develops a DC model for graphene electrolyte-gated field-effect transistors (EGFETs). It also …
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Measurement of Thermal Impedance of Deep Ultraviolet Light Emitting Diodes
… have numerous potential applications in water and air purification, food sterilization, ultraviolet curing, chemical and biological sensors, and medical instrumentation. However, DUV LEDs, with peak emission wavelength between 250 and 320 nm, are prone to self-heating. This rise in temperature …
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Divalent metal nanoparticles
… nanoparticles hold promise for many scientific and technological applications, such as chemical and biological sensors, vehicles for drug delivery, and subdiffraction limit waveguides. To fabricate such devices, a method to position particles in specific locations relative to each other is …
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Surfactant Formulations for Water-Based Processing of a Polythiophene Derivative
… being researched for numerous applications from chemical and biological sensors to electronic devices, including photovoltaics and transistors. Much of the novel research on conjugated polymers is performed in academic settings, where scientists are working to prepare conjugated polymers for …
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Solution-gated graphene transistors for chemical and biological sensing applications
… were developed in order to make graphene-based chemical and biological sensors on different substrates. Single-layer graphene is grown by chemical vapor deposition and then transferred to silicon dioxide as well as PolyEthylene Naphthalate (PEN) substrate, where graphene solution-gated …
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Plasmonic Nanoplatforms and Surface-enhanced Raman Spectroscopy for in vivo Sensing: from Plants to Animals
… we present an overview of the development and application of surface-enhanced Raman scattering (SERS) and plasmonic nanoplatforms developed in our laboratory for sensing applications. Plasmonic nanomaterials, such as gold nanostars (AuNS) a hallmark particle pioneered by the Vo-Dinh group, …
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Plasmonic Paper as a Novel Chem/Bio Detection Platform
… region for noble metals such as gold, silver and copper. LSPR of metal nanostructures is sensitive to numerous factors such as composition, size, shape, dielectric properties of surrounding medium, and proximity to other nanostructures (plasmon coupling). The sensitivity of LSPR to the …