Browsing Electronic Theses and Dissertations by Department "Interdisciplinary Materials Science"
Now showing items 1-20 of 97
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(2010-04-16)Department: Interdisciplinary Materials ScienceWhite light-emitting diodes (LEDs) have attracted great interest recently due to their capability for higher efficiency and longer lifetimes compared to other current lighting technologies. In pursuit of a white LED that ...
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(2019-11-21)Department: Interdisciplinary Materials ScienceRapid advances in technology over the past several years have presented our generation with the need for sustainable and dependable on-demand energy storage solutions. With research efforts focused on improving battery ...
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(2008-07-31)Department: Interdisciplinary Materials ScienceTo support the world's insatiable desire for energy in the coming century without risking environmental catastrophe, paradigm-shifting research into next-generation photovoltaics and solid-state white lighting is necessary. ...
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(2020-10-06)Department: Interdisciplinary Materials ScienceAt the nanoscale both thermal conductivity and the elastic modulus become size dependent. In silicon, the observed reduction in the elastic modulus has been used to explain anomalously low thermal conductivities in ...
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(2020-10-16)Department: Interdisciplinary Materials ScienceGrowing water scarcity is one of the leading challenges of our time, impacting over one-third of the world’s population. While several measures have been taken to improve water-usage efficiency among the industrial and ...
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(2019-05-20)Department: Interdisciplinary Materials ScienceIn principle, the properties of materials are determined by the behavior of electrons. Therefore quantum mechanical electronic structure calculations play a critical role in materials modeling. These calculations owe much ...
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(2013-04-22)Department: Interdisciplinary Materials ScienceWhite light-emitting diodes (LEDs) are the lighting of the future due to their potential energy savings and the proven success with monochromatic LEDs. However, white LEDs require an expensive fabrication process involving ...
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(2016-11-22)Department: Interdisciplinary Materials ScienceSince the development of batteries by Edison and Volta, energy storage has become an integral part of our technology. As the energy storage devices we manufacture, research and develop new energy storage systems has been ...
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(2016-09-12)Department: Interdisciplinary Materials ScienceNanomaterials have enabled significant breakthroughs in energy storage capabilities. In particular, the use of nanoscale components in lithium-sulfur and lithium-oxygen batteries have generated energy densities 2-3x greater ...
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(2007-07-31)Department: Interdisciplinary Materials ScienceSemi-classical transport models based on Boltzmann and Fermi-Dirac statistics have been very effective in identifying the pertinent physical parameters responsible for thermoelectric performance in bulk materials. Reliance ...
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(2019-04-01)Department: Interdisciplinary Materials ScienceDespite numerous promising preclinical in vivo models and several decades of clinical trials, the overwhelming majority of human drug trials have failed to translate into effective treatments for many diseases and disorders. ...
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(2014-12-01)Department: Interdisciplinary Materials ScienceThe favorable conductive properties of carbon nanotubes (CNTs) offer opportunities for constructing CNT-based nanocomposites with improved thermal conduction for a range of potential applications. Such lightweight composite ...
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(2022-11-19)Department: Interdisciplinary Materials ScienceThe random thermal motion of charges in a material results in emitted radiation that is spatially and temporally incoherent. The spatial incoherence corresponds to the lack of correlation between the oscillating dipoles ...
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(2013-03-27)Department: Interdisciplinary Materials ScienceThe interaction of electrons and phonons with the properties of semiconducting crystals continues to be a fascinating and highly fruitful field of study. This dissertation addresses two research problems under the general ...
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(2009-12-07)Department: Interdisciplinary Materials ScienceElectro-osmotic (EO) pumps directly convert electrical energy into fluids’ kinetic energy, which have many advantages such as a simple and compact structure, no mechanical moving parts, and easy integration. In general, ...
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(2006-06-01)Department: Interdisciplinary Materials ScienceSingle-event burnout in power diodes is studied using coupled electro-thermal simulations. A two-dimensional rectangular diode structure is designed and steady-state electrical characteristics are simulated. Single-event ...
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(2020-05-19)Department: Interdisciplinary Materials ScienceThe advent of the lithium ion battery enabled a revolution in wireless electronic devices. The next wave of wireless devices, from smart watches to biosensors, are smaller, and often embedded within existing infrastructures ...
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(2021-08-13)Department: Interdisciplinary Materials ScienceElectron transfer between biomolecules and electrode surfaces is greatly important in the development and understanding of bioelectrochemical systems. This dissertation studies two bioelectrochemical systems: Photosystem ...
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(2008-04-28)Department: Interdisciplinary Materials ScienceSilicon carbide has been preferred over other wide band-gap semiconductors for high power applications because of its unique ability to grow a thermal oxide, challenges lie in the quality of the dielectric and of the ...
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(2023-07-24)Department: Interdisciplinary Materials ScienceElectrospinning is a promising approach for fabricating energy storage materials with significant morphological control. Electrospun fibers provide an inherently porous template that can be easily modified with additives ...