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 16 of 16 for “"Opto-electronics"”.
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Novel design for foot pressure measurement using opto-electronics in rehabilitation
… substantiating the concept of the project. An optoelectronic circuit consisting of an infra-red emitting diode and a photo-detector is placed inside the mechanical device. The emitter diode emits 940 nm infra-red rays and strikes on a reflective surface where the compressive loading changes the …
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Hybrid Devices Based On Graphene And Related Materials For Wearable (Opto)Electronics
… its implication in textile industry, wearable electronics seems to be the next promising trend in this giant market (25.19 billion US dollars by 2020). Part of this revolution includes the integration of electronics and textiles, which has dramatically cross fertilized the technology and design …
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Novel Quantum Materials for Spintronic and Opto-Electronic Applications
… role in the development of spintronics and opto-electronics, as their properties can greatly influence device performance. For instance, in spintronics, materials such as ferromagnetic half-metals, Giant Magnetoresistants (GMR), and magnetic semiconductors have been extensively studied due …
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Quantum Transport of Electronic Excitations through Macromolecules
… countless applications in nano-scale (opto-)electronics and in biophysics. Several key issues have not been fully clarified yet, including the role played by molecular thermal fluctuations and the possible correlations between the degree of quantum coherence and the efficiency of the …
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Computational approaches for sub-meter ocean color remote sensing
… character of the ocean at these scales and the opto-electronics of the available sensing instruments. This dissertation adapts the three steps of the satellite ocean color remote sensing paradigm that benefit the most from reassessment at sub-meter scales, namely the correction for …
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Electronic Signal Processing in an Optical Fiber-Based Magnetometer
… system consisting of sensor head, laser source, opto-electronics, signal demodulation circuitry and display is designed, fabricated and tested. Various electronic signal demodulation schemes are discussed. The Quadrature Phase Shifted EFPI signal demodulation scheme, used in the system, is …
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High speed photodiode and 90° optical hybrid for 2 µm optical communication systems
… system-level applications at this new wave band, opto-electronics devices at 2 µm should be developed. In this thesis, we present the building blocks regarding material optimization, device design, process development and performance characterizations of high speed photodiodes and associated 90° …
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Nanomaterials-based inks for flexible electronics, energy and photocatalytic applications
… potential for applications such as flexible optoelectronics and energy storage. Given that GRMs can be dispersed in solvents, solution processing is a particularly interesting approach that allows large volume production with tailored properties according to the targeted applications. \par In …
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Practical performance and system capacity of lightwave AM SCM video systems
… and cable TV companies. With advance in opto-electronics technology in the mid-1980s, lightwave SCM systems can now be practically implemented to provide a carrier platform for both digital and analog signals and (for short distance applications) are presently more cost effective than …
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Spectral and Spatial Heterogeneity in Molecular Assemblies of Amino Styryl Pyridinium Dyes
… in such areas as molecular optics, opto-electronics, or telecommunications. This work correlates aggregation in molecular assemblies of ASPs to the resultant linear optical properties and two dimensional phase behavior. Aggregation of the ASP, …
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Spin and Carrier Relaxation Dynamics in InAsP Ternary Alloys, the Spin-orbit-split Hole Bands in Ferromagnetic InMnSb and InMnAs, and Reflectrometry Measurements of Valent Doped Barium Titanate
… devices. Furthermore, InAsP shows promises for opto-electronics and spintronics, where the development of devices requires extensive knowledge of carrier and spin dynamics. Thus, I have performed time and polarization resolved pump-probe spectroscopy on InAsP with various compositions. The …
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Design and implementation of low-latency, low-power reconfigurable on-chip networks
… provide fast and accurate evaluation of emerging opto-electronics. Next, low-swing signaling has been shown to substantially reduce NoC power, but requires custom circuit design in the past. I propose a toolchain that automates the embedding of low-swing cells into the NoC datapath, paving the way …
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SYNTHESIS, ELECTRONIC AND OPTO-ELECTRONIC TRANSPORT PROPERTIES OF ATOMICALLY THIN 2D LAYERS OF MoS2, WSe2 and CuIn7Se11
… remarkable promise for future electronic and opto-electronics applications. The scope of this dissertation, thus, broadly covers the electronic and opto-electronic properties of such few layered 2D materials. Extensive investigation of electronic and opto-electronic transport phenomena of …
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Electrical and thermal transport in 2D materials: role of environment and imperfections
… well as for their practical applications in nanoelectronics. The role of interfaces and imperfections is an important topic for such nanoscale devices and materials due to their reduced dimensions and large surface-to-volume ratios. In this dissertation we address some of the factors limiting the …
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Graphene Modulators for Silicon Photonic Optical Links
… to integrate the optics closer to the electronics and thus minimise the losses of electrical interconnect at high frequencies. Si photonics technology offers a cost-effective solution for fabricating integrated photonic circuits by combining electronic and photonic components in the …
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Effects of non-planar distortions in porphyrin compounds on their properties and functionality
… catalysts, photocatalysts, molecular electronics and opto-electronics. Several properties of porphyrins are sensitive to small variations in their structure, and this dissertation investigates the effects of out-of-plane distortions of the macrocycle on optical properties, reactivity …