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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 161 for “"Thermal transport"”.
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Phonon thermal transport at the nanoscale
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2015-07-22 without embargo terms
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Thermal transport in self-assembled nanostructures
Understanding of phonon mediated thermal transport properties in nanostructured materials is essential for the intelligent design of next-generation microelectronic and thermoelectric devices. Presented here is the study of the thermal transport properties of model organic-inorganic, nanoscopically …
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Thermal transport in ultrathin fluoropolymer films
Item withdrawn by Mark Zulauf (zulauf@illinois.edu) on 2009-12-11T16:24:11Z Item was in collections: University of Illinois Theses & Dissertations (ID: 1) No. of bitstreams: 1 Ghossoub_Marc.pdf: 1311419 bytes, checksum: 2e0bd760a803e28dfafc8547436a3564 (MD5)
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Machine Learning for Phonon Thermal Transport
Efficient generation, transport, conversion, and storage of energy are essential to support our modern society and combat global climate change. As one of the major energy carriers, phonons play an indispensable role in various energy-related processes. The past decades witnessed continuous …
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Thermal transport in low dimensional semiconductor nanostructures
… theory (DFT) calculations to study the thermal conductivity in ZnO nanotubes, ZnO nanowires, and Si/Ge shell-core nanowires. We found the equilibrium configuration and the electric band structure of each nanostructure using DFT, the interatomic force constants and the phonon dispersion …
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Nanoscale Thermal Transport at Solid -Liquid Interfaces
… transient absorption measurement to probe thermal transport in Au-core polymer-shell nanoparticles. The addition of an organic co-solvent to the suspension causes the polystyrene component of the polymer shell to swell and this change in the microstructure of the shell increases the …
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Thermal transport across interfaces with molecular layers
This thesis presents the experimental study of thermal transport across molecular interfaces. Molecular interfaces are fabricated by assembling Au nanocrystals with controllable surface chemistry onto oxide substrates such as quartz and sapphire. A self-assembled monolayer (SAM) of silane molecules …
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Phonon Thermal Transport in Non-Crystalline Materials
Submitted by Jesse Garrison (jagarris@illinois.edu) on 2012-01-09T22:09:40Z No. of bitstreams: 1 1975_zaitlin.pdf: 4748430 bytes, checksum: 1b58a9b1eed5b1569f286984be435f46 (MD5)
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Magnon and phonon thermal transport in oxides
… thing that we need to understand is the thermal transport that happens inside the material. In my PhD work, I advanced the understanding of the mechanism of magnon and phonon thermal transport in oxides. In these studies, I use ultrafast pump-probe metrology, time-domain thermoreflectance …
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Thermal transport in individual single-wall carbon nanotubes
… thesis presents an experimental study of phonon transport in individual suspended single-wall carbon nanotubes (SWCNTs). A microfabricated device consisting of two adjacent suspended membranes, each with a platinum resistance heater and thermometer, was used to directly measure the thermal …
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Thermal Transport Across Nano Engineered Solid-Liquid Interfaces
… of advanced manufacturing technology. Study of thermal transport across different solid-liquid interfaces is important to understand different natural systems and to manipulate thermal transport in different engineering systems, e.g. thermal management of micro/nano electronics, energy …
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Nonlinear Electro-Thermal Transport in Metallic Carbon Nanotubes
… a model for the incoherent charge carrier transport in one-dimensional conductors based on the semi-classical Boltzmann transport equation. The electronic transport in these systems is described by treating independently the forward and backward carrier populations mutually coupled through …
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Testing theories for thermal transport using high pressure
… dissertation focuses on experimental studies of thermal transport in various materials, such as heat transfer in crystals and amorphous polymers, and across interfaces, using an ultrafast pump-probe method, time-domain thermoreflectance (TDTR), combined with gem anvil cell techniques. I …
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Optical characterization of thermal transport in multifunctional materials
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2022-04-06 without embargo terms
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Nanoscale Thermal Transport at Graphene-Soft Material Interfaces
… in matrices of soft materials are promising thermal management materials. A fundamental understanding of the thermal transport at graphene-soft material interfaces is essential for developing these nanocomposites. In this dissertation, thermal transport at graphene-octane interfaces was …
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Nanoscale thermal transport for biological and physical applications
… opportunities and overcomes challenges for many thermal transport applications. Yet, it requires a more fundamental scientific understanding of nanoscale transport. This thesis emphasizes how simulation, mathematical, and numerical methods can lead to more grounded studies of nanoscale thermal …
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Thermal Transport in Strongly Correlated Rare-Earth Intermetallic Compounds
In dieser Arbeit wurden mit Hilfe von Transportmessungen – vor allem mit thermischem Transport bei sehr tiefen Temperaturen – intermetallische Seltenerdverbindungen untersucht. Diese Materialien sind oft durch starke elektronische Korrelationen gekennzeichnet, die zu neuartigen Eigenschaften …
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Phonon thermal transport in metallic glasses below 100 K
We have performed measurements of the phonon thermal conductivity of a variety of metallic glasses. In each case, the temperature dependence and magnitude of the phonon thermal conductivity of the glassy metal was very similar to that characteristic of nonmetallic glasses. We also performed …
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Thermal transport in two-dimensional materials and magnetic multilayers
Understanding thermal transport properties of materials is essential for both device applications and materials physics. Thermal conductivity and interface thermal conductance are important engineering parameters for small-scale device applications. In addition, microscopic quantities of how …
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