Browsing by Author "Arroyave, Raymundo"
Now showing items 1-20 of 120
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Whitt, Austin (2022-04-13)Direct Energy Deposition (DED) is a metal additive manufacturing (AM) technique with the ability to fabricate compositional gradients through in-situ alloying. To fabricate functional gradients, it is necessary to understand ...
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Talapatra, Anjana (2015-11-11)The energy pathways associated with the martensitic transformation in shape memory alloys (SMAs), though the focus of extensive research over the past decades, are still unclear. In this work, we use a first-principles ...
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Williams, Michael Eric (2009-05-15)In thiswork we present the development of a method for the prediciton of finite temperature elastic and thermodynamic properties of cubic, non-magnetic unary and binary metals from first principles calculations. Vibrational, ...
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Thawabi, Hassan S (2013-04-16)Ferromagnetic shape memory alloys FSMAs have diverse application, especially in the aerospace and bio-medical industries. They are a class of active and smart materials exhibiting strains under the influence of an applied ...
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Young, Benjamin En-Min (2022-02-07)There is an increasing demand for compact and lightweight actuators in aerospace and automotive industries. Shape memory alloys (SMAs) are energy-dense active materials with the potential to replace current actuators through ...
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Karakoc, Omer (2019-07-29)Since the addition of Hf or Zr provides a cost-effective alternative to NiTi alloyed with Pd, Pt and Au, due to the high cost of the latter, NiTiHf and NiTiZr alloys have recently attracted considerable attention [1]. In ...
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Sames, William (2015-05-01)Additive Manufacturing (AM) process parameters were studied for production of the high temperature alloy Inconel 718 using Electron Beam Melting (EBM) to better understand the relationship between processing, microstructure, ...
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Ranaiefar, Meelad (2022-04-19)Additive manufacturing (AM) is a disruptive technology leveraging innovations of the past and present to enable the design and fabrication of the new standard for components across industries. However, the successful ...
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Gao, Peipei (2016-08-08)Doped binary oxides (DBOs) with fluorite structures, such as doped ceria (CeO2) or zirconia (ZrO2), are widely used in different electrochemical devices such as solid oxide fuel cells, oxygen sensors, and gas separation ...
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Huang, Xiayun (2014-08-19)Polyelectrolyte multilayer (PEM) films are typically made of two oppositely charged polyelectrolytes held together by electrostatic interactions. PEM films embedded with guest species, that is with foreign small molecules ...
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Brinkley, John Andrew (2022-07-08)The study that is discussed in this thesis involves a unique method of quantifying uncertainty with respect to a classification problem. In essence, the objective involves redefining a materials classification problem ...
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Kumar, Narendra (2016-04-07)Using ideas of materials genome initiative, it is possible to create new materials with tailored properties for applications in nanoelectronics, sensing, and catalysis among other fields. The contamination of groundwater ...
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Williams, Kristen (2012-10-19)Engineering new solid propellant materials requires optimization of several factors, to include energy density, burn rate, sensitivity, and environmental impact. Equally important is the need for materials that will maintain ...
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Gibbons, Sean Lee (2016-03-04)In this work, two thermo-mechanical treatments of Eglin Steel (ES-1) are designed that leverage computational tools and focus on microstructural grain refinement and optimal epsilon-carbide (Fe2:4C) precipitation. More ...
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Zhao, Guang (2021-08-13)We propose several efficient algorithms for Bayesian experimental design when studying complex systems under uncertainty with specific operational objectives. Throughout this dissertation, the uncertainty is quantified by ...
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Ghoreishi, Seyede Fatemeh (2019-03-11)The advancements in science and technology in recent years have extended the scale of engineering problems. Discovery of new materials with desirable properties, drug discovery for treat-ment of disease, design of complex ...
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Kwak, Yeonsu (2017-08-16)Various materials capturing CO₂ have been developed for addressing the threat of climate change. Recently, physical adsorbents are proposed as strong alternatives for conventional chemical absorbents with high regeneration ...
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Hoe, Alison Reba (2022-04-01)Phase change materials (PCMs) can act as highly efficient cooling components within thermal energy storage systems when effectively applied, accounting for the objectives of a given thermal management application. To ...
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Barnhart, Brian A. (2013-08-09)An ultra-high burnup metallic inert matrix nuclear fuel concept is being characterized and evaluated by Lawrence Livermore National Laboratory based on a metal matrix fuel concept originally developed at the Bochvar Institute ...
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Singh, Navdeep (2011-02-22)Miniaturization of electronic devices for enhancing their performance is associated with higher heat fluxes and cooling requirements. Surface modifi cation by texturing or coating is the most cost-effective approach to ...