School of Materials Science and Engineering Theses and Dissertations
Original work in partial fulfillment of a graduate degree in the School of Materials Science and Engineering.
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Recent Submissions
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Characterization and Modeling of Two Dimensional Crack Growth in Gas Turbine Materials
(Georgia Institute of Technology, 2019-11-26)Surface flaws are common in gas turbine components and undergo a complex process of fatigue crack growth under mechanical and thermal loading. This project seeks to bring greater clarity and understanding to the transition ... -
Wear Rate and Mechanism Maps for Stainless Steel at High Temperature
(Georgia Institute of Technology, 2020-12-06)Contacting interfaces moving in a back and forth way relative to each other at high temperature is found in mechanical systems like internal combustion engine, aerospace propulsion system, energy generation system and ... -
Uncertainty Informed Integrated Computational Materials Engineering for Design and Development of Fatigue Critical Alloys
(Georgia Institute of Technology, 2020-12-06)Uncertainty is intrinsically tied to decision-making in design. Process-Structure-Property (PSP) relations are central to development of new and improved materials. The multitude of PSP linkages for any performance objective ... -
High-Precision Measurements And Modeling Of How Brittle Granular Materials Behave Under Shock Compression
(Georgia Institute of Technology, 2020-11-23)The objective of this research is to develop a model or modeling approach that can accurately predict the dynamic compaction behavior of brittle powders as a function of measureable initial state parameters. To generate ... -
ELECTROCHROMIC DEVICES INCORPORATING CONJUGATED POLYMERS AND CELLULOSE: NEW OPPORTUNITIES FOR ORGANIC ELECTRONICS
(Georgia Institute of Technology, 2020-11-19)Electrochromic devices (ECDs) offer on-demand light modulation for use in dimmable windows, mirrors, eyewear, and printed color-changing displays. Conventionally, these devices have been constructed using glass or ... -
The Impact of Synthesis Conditions and Crystal Quality of Two-dimensional Materials for Permeation Barriers
(Georgia Institute of Technology, 2020-11-23)Permeation barriers in applications for gas separation, hydrogen isotope permeation barriers, and corrosion coatings require similar properties, including high strength, chemical stability, limited permeation, and high ... -
ENGINEERING STRUCTURE AND PHASE VIA TEMPERATURE MANIPULATION IN THIN FILM OXIDES GROWN BY ALD
(Georgia Institute of Technology, 2019-11-13)Atomic Layer Deposition (ALD) is a critical thin film deposition technology with applications spanning microelectronics, solar fuels and biological preservation due to its advantages of a wide precursor library for the ... -
Rational Design of Architectured Amphiphilic Block Copolymers and Polymer-Ligated Nanocrystals for Energy Storage and Drug Delivery
(Georgia Institute of Technology, 2019-11-11)Architectured amphiphilic block copolymers with complex molecular structures have garnered much attention in recent years due to their distinct chemical and physical properties compared to the linear counterparts. The ... -
Process Development of Drawcasting Structures in Thermoplastic Films
(Georgia Institute of Technology, 2019-11-06)Polymer surfaces patterned with high-aspect-ratio (AR) micro- or nanostructures are challenging to manufacture on a large scale due to steep fabrication costs and the lack of high-throughput patterning techniques. Furthermore, ... -
A NEW FAMILY OF PROTON CONDUCTING ELECTROLYTES WITH ENHANCED STABILITY FOR REVERSIBLE FUEL CELL OPERATION: BaHfxCe0.8-xY0.1Yb0.1O3
(Georgia Institute of Technology, 2019-08-21)Solid oxide fuel cell (SOFC) technology has the potential to be one of the most efficient energy conversion technologies and the same technology can be used to efficiently produce several chemical species such as hydrogen ... -
Enhancing Platinum-based Nanoarchitectures Electrocatalytic Activity and Durability for Oxygen Reduction Reaction at PEMFC: Investigating the Dual Role of Graphene as a Catalyst Support and Protective Cap
(Georgia Institute of Technology, 2020-01-03)Energy demand-supply relationship is a big concern with world’s consumption increased over 65% through the past two decades. Polymer Electrolyte Membrane Fuel Cell (PEMFC) possess high energy density with zero carbonaceous ... -
Modulated Optical Behavior of Electrochromic Conjugated Polymer Hybrids
(Georgia Institute of Technology, 2019-07-30)Noble metal nanoparticles and semiconducting quantum dots are promising building blocks for tailoring light-matter interactions at the nanoscale, which find applications in miniaturization of photonic devices, high-throughput ... -
Radiation-tolerant ferroelectric materials for multifunctional devices
(Georgia Institute of Technology, 2020-07-14)Ferroelectric materials have switchable, spontaneous polarization in addition to strong dielectric, pyroelectric and piezoelectric response. In thin films form, these materials are leveraged for numerous microelectronic ... -
Triboelectric nanogenerators for energy harvesting, self-powered sensing and high voltage applications
(Georgia Institute of Technology, 2020-07-06)As we are currently entering an age of Internet of Things (IOTs), where electronic devices are able to perceive, interpret, and judge for themselves, intensive research efforts are needed on fabricating energy sources to ... -
Using strain field mining to reveal the spatial distributions of tensile, fatigue, and fracture damage accumulation in paper
(Georgia Institute of Technology, 2019-07-25)The most common nonwoven fiber composite material, paper, has a porous, heterogeneous fiber network structure and complicated mechanical properties. The mechanical properties of commercial, machine made papers are orthotropic ... -
Epoxy/triazine based high performance molding compound for next generation power electronics packaging
(Georgia Institute of Technology, 2019-07-26)The power electronics industry has been actively seeking encapsulant materials that can serve in harsher environments. For example, with the power semiconductors leading into SiC era, the higher operation temperature (250 ... -
Cost-effective processing of immiscible polymer blends into value-added fiber-based products
(Georgia Institute of Technology, 2019-07-24)The current practice for recycling of mixed plastics relies on complex and time-consuming procedures for materials separation or the use of expensive compatibilizers for improving mechanical properties. A simple method for ... -
Rheology and characterization of high-solids suspensions for direct ink writing of energetic materials
(Georgia Institute of Technology, 2019-07-23)Direct ink writing is a promising approach for preparing energetic materials with unique geometries that are of great interest in military and civil engineering fields due to their potential to control shock wave propagation ... -
Effects of strain rate on mechanical properties and fracture mechanisms in dual phase steels
(Georgia Institute of Technology, 2019-07-31)Dual Phase (DP) steels are a class of Advanced High Strength Sheet (AHSS) steels which are used as structural components of an automobile body. They possess a good combination of strength and formability coupled with ... -
Biopolymer and Synthetic Polymer Nanocomposite Reinforcement via Interfacial Assembly
(Georgia Institute of Technology, 2019-07-19)Protein biopolymer composites bring together the tunability and flexibility of protein matrices and functionality of filler components. Graphene-based biocomposites are particularly popular for design of aqueously processible ...
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