Browsing Electronic Theses and Dissertations by Department "Interdisciplinary Materials Science"
Now showing items 81-97 of 97
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(2011-03-09)Department: Interdisciplinary Materials ScienceFacile one-step syntheses of colloidal EuS, EuTe and Te nanocrystals are presented in this thesis. The formation of single crystalline monodisperse nanocrystals, with sizes finely controlled by synthetic conditions, was ...
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(2021-05-22)Department: Interdisciplinary Materials ScienceFunctional polymers are macromolecules with unique properties that depend on the presence of specific chemical moieties within their structure. Such polymer chains can have useful intrinsic properties (e.g. specific ...
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(2015-04-09)Department: Interdisciplinary Materials SciencePhosphors have been used for radiation detection before, but only for non-ionizing radiation. In fact, many phosphors are designed to be radiation-resistant so they can be used long-term and in harsh environments unaffected. ...
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(2011-10-25)Department: Interdisciplinary Materials ScienceThis dissertation furthers the understanding of diamond as a material for cold cathode field emission. Although diamond has proven to be an excellent emitter with orders of magnitude more current at lower fields than ...
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(2017-04-07)Department: Interdisciplinary Materials ScienceGallium arsenide and other III-V materials are well known for their excellent optical and electronic properties and have led to the development of high-performance optoelectronics. Several combinations of III-V semiconductors ...
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(2014-01-20)Department: Interdisciplinary Materials ScienceNew automotive structural steels require improved strength and ductility in order to affordably reduce vehicle weight and improve passive safety. Austenitic high-manganese transformation- and twinning-induced plasticity ...
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(2018-03-26)Department: Interdisciplinary Materials ScienceHigh strain rates are investigated to better understand the behavior of advanced high strength steels (AHSS) in environments that simulate forming operations of complex automotive parts. The effects of quasi-static and ...
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(2017-03-31)Department: Interdisciplinary Materials ScienceColloidal semiconductor nanocrystals have become one of the most versatile systems for studying the fundamental properties of nanoscale materials and their applications. The ternary I-III-VI2 semiconductors hold particular ...
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(2020-09-21)Department: Interdisciplinary Materials ScienceErrors produced in digital circuits by particle radiation are one of the most pervasive challenges for modern electronics and immense manufacturing costs makes predictive modeling of these errors an invaluable tool. Accurate ...
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(2017-03-27)Department: Interdisciplinary Materials ScienceAn important aspect of engineering systems for use in extreme environments is understanding the performance of electronic components in radiation environments (e.g., space environments, nuclear reactors, particle accelerators). ...
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(2012-01-26)Department: Interdisciplinary Materials ScienceThis dissertation focuses on the colloidal synthesis, and size-dependent optical & magnetic properties of several nanocrystals, such as EuX (X=O, S, Se, Te), Eu2O2S, and Te nanoparticles and nanorods. Significant Néel ...
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(2010-04-16)Department: Interdisciplinary Materials ScienceThe oxides of rare-earth elements (rare-earth sesquioxide: RE2O3) are known for their optical and dielectric properties. Europium oxide is known for characteristic red luminescence and gadolinium oxide has excellent ...
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(2014-11-25)Department: Interdisciplinary Materials ScienceThree previously unreported photo-carrier relaxation pathways are presented and discussed in GaAs-based systems. In bulk GaAs, a transient bleach of the spin-split exciton transition 1s->2p is reported following photo-excitation ...
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(2018-03-30)Department: Interdisciplinary Materials ScienceZinc oxide is a wide band gap (3.37 eV) semiconductor with a high exciton binding energy (60 meV), of interest for optoelectronic applications due to both its ultraviolet (UV) and visible emissions. This dissertation shows ...
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(2024-03-18)Department: Interdisciplinary Materials ScienceThe identity and arrangement of atoms determine the properties of all crystalline solids, and when the identity of the atoms is the same, multiple arrangements and different crystalline structures can still exist. These ...
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Unraveling the Interplay between Structure and Photophysics in Colloidal Quantum Dot Nanostructures (2019-03-14)Department: Interdisciplinary Materials ScienceColloidal quantum dots (QDs) make up a class of nanomaterials that provide a remarkable platform for engineering photophysical properties tailored to a range of applications of considerable technological value, including ...
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(2017-04-06)Department: Interdisciplinary Materials ScienceThis research is focused on developing a new type of gamma-ray scintillator and is motivated by the need for more accurate positron emission tomography (PET) imaging. PET scans are used to display regions of high-metabolic ...