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 32 for “"nanoelectronic devices"”.
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Fabrication and Transport Properties of Silicon Nanoelectronic Devices
… and transport properties of nanometer-scale devices in silicon. The most promising of these structures are nanowires fabricated with a scanning tunneling microscope (STM). These high-density nanowires display the low-temperature phenomena of weak localization and one-dimensional conduction. …
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Chemical approaches to the improved performance of nanoelectronic devices
… experiments were conducted on graphene devices, which showed that nanosoldering occurred along the grain boundaries without significant device degradation. The third portion of this thesis examines the design and synthesis of new lanthanide CVD precursors. Our group has synthesized a …
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Tensile-Strained Ge/III-V Heterostructures for Low-Power Nanoelectronic Devices
… and improve the switching behavior of TFET devices, thus making these materials attractive candidates for further study. Moreover, epitaxial growth of Ge on InxGa1-xAs results in tensile stress (ε) within the Ge thin-film, thereby giving device engineers the ability to tune its material …
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Silicon Nanoelectronic Devices Fabricated by Ultra-High Vacuum, Scanning Tunneling Microscope Nanolithography
… allows the lateral patterning of low-dimensional devices without the formation of undesirable carrier depletion regions. STM-patterned nanowires 12-200 nm wide and 750 nm long patterned by STM nanolithography are electrically connected to the outside world using ion implanted contacts. Nanowires …
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Nanoelectronic Devices using Carbon Nanotubes and Graphene Electrodes: Fabrication and Electronic Transport Investigations
Fabrication of high-performance electronic devices using the novel semiconductors is essential for developing future electronics which can be applicable in large-area, flexible and transparent displays, sensors and solar cells. One of the major bottlenecks in the fabrication of high-performance …
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Functional nanoelectronic devices: single-electron transport, memristivity, and thermoelectricity in nanoscale flms using self-assembly and graphene
… electronic transport in thin-flm electronic devices. Self-assembly methods and graphene were used to realise devices contacting films of self-assembled PbS quantum dots. The devices have exhibited single-electron tunnelling with a high yield. The electrical properties of the junctions are …
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Nanoscale heat conduction with applications in nanoelectronics and thermoelectrics
… applications, such as heat transfer in nanoelectronic devices and the thermal conductivity in nanocomposites which consists of nanowires or nanoparticles embedded in a matrix material. Another class of problems which are rich in physics and might be explored for better design of both …
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Thin-film single-walled carbon nanotube transistors fabricated using mechanical meniscus aligned arrays
… have potential applications in the fields of nanoelectronics, optoelectronics, sensory devices and other areas of nanoscience. However, several challenges need to be addressed before SWNTs can be considered as potential candidates for future nanoelectronic devices. In order to use SWNTs to …
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Peripheral Nervous System Modulation with Wireless Cellular Sized Freestanding Injectable Devices
… efficient, wireless, cellular- sized electronic devices that can be administered in a drug-like fashion. These innovative, substrate-free nanoelectronic devices, termed injectable electronics, can be activated, and controlled using near-infrared (NIR) light, enabling minimally invasive, targeted …
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Theoretical and simulation tools for electron transfer and chain reactions in single walled carbon nanotubes
… metals will greatly enhance their utility for nanoelectronic devices. Progress has been achieved in this area at the laboratory scale through chemical and density-based handles for viable separation. While pristine SWNT of a certain electronic type are in great demand, nanotubes functionalised …
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Superconducting thin film nanoelectronics
Superconducting devices have found application in a diverse set of fields due to their unique properties which cannot be reproduced in normal materials. Although many of these devices rely on the properties of bulk superconductors, superconducting devices based on thin films are finding increasing …
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Microstructural dynamics induced by nanoscale stress in ferroelectrics
… various applications including data storage and nanoelectronic devices. A crucial aspect of harnessing the functionality of ferroelectrics for such devices involves locally controlling and understanding the microstructural dynamics such as ferroelectric switching behaviour and domain wall motion. …
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Fault tolerance issues in nanoelectronics
… cannot go on indefinitely. In fact, once devices reach the few-atom scale (nanoelectronics), transient quantum effects are expected to impair their behaviour. Fault tolerant techniques will then be required. The aim of this thesis is to investigate the problem of transient errors in …
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Parallel Fabrication and Transport Properties of Carbon Nanotube Single Electron Transistors
… as a potential building block for post CMOS nanoelectronic devices. However, lack of reproducible and parallel fabrication approach and room temperature operation are the two major bottlenecks for practical realization of SET based devices. In this thesis, I demonstrate large scale single …
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Atomic-scale assessment of graphene-substrate interactions, grain boundaries, and materials for heterostructures
… to integration of graphene into scalable nanoelectronic devices, primarily defects from wafer-scale graphene synthesis, graphene-substrate interactions, and growth of graphene’s insulating analog, hexagonal boron nitride (h-BN). These experimental studies are fundamental in nature, but …
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DNA-Templated Surface Alignment and Characterization of Carbon Nanotubes.
… carbon nanotubes to be used in mass-fabricated devices, precise control of nanotube orientation and location on surfaces is critical. I have developed a technique to align single-walled carbon nanotubes (SWNTs) on surfaces from a droplet of nanotube suspension under gas flow. Fluid motion …
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Theory and modeling of field electron emission from low-dimensional electron systems
… materials for use as electron sources in vacuum nanoelectronic devices, theory and modeling of field electron emission have not kept pace. Treatments of field emission which address individual deviations of real emitter properties from conventional Fowler-Nordheim (FN) theory, such as emission …
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Spectroscopic study of emergent electronic phases in transition metal based compounds
… for realizing energy-efficient and compact devices for information storage and processing. Spin spiral type-II multiferroics exhibit an inversion-symmetry-breaking antiferromagnetic order which directly induces ferroelectric polarization, allowing for symmetry protected cross-control between …
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Electronic structure and quantum conductance of molecular and nano electronics
… and designing new type of molecular and nanoelectronic devices. In the first study, we suggest and investigate a quantum interference effect in the porphyrin family molecules. We show that the transmission through a porphyrin molecule at or near the Fermi level varies by orders of …
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