School of Civil and Environmental Engineering Theses and Dissertations
Original work in partial fulfillment of a graduate degree in the School of Civil and Environmental Engineering
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Recent Submissions
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Virtual Elements and Barycentric Finite Elements in Computational Mechanics
(Georgia Institute of Technology, 2018-11-08)Due to its unique and intriguing properties, polygonal and polyhedral discretization is an emerging field in computational mechanics. This thesis deals with developing finite element and virtual element formulations for ... -
Topology Optimization with Multiple Materials, Multiple Constraints, and Multiple Load Cases
(Georgia Institute of Technology, 2018-09-06)Topology optimization is a practical tool that allows for improved structural designs. This thesis focuses on developing both theoretical foundations and computational algorithms for topology optimization to effectively ... -
Computational Modeling of the Transition from Damage to Fracture in Intrinsically Anisotropic Porous Media
(Georgia Institute of Technology, 2018-08-08)The initiation and propagation of discontinuities in brittle materials is of great interest to engineers, at several scales. Discontinuities can be detrimental for structures (borehole for nuclear waste disposal, cavity ... -
Data Preparation and Methods for Assessing U.S. Transit Ridership Trends
(Georgia Institute of Technology, 2018-12-07)Facing recent transit ridership declines, researchers and practitioners have been seeking new ways to understand and document transit trends. This thesis explores three methods of data preparation for use in transit data ... -
ADVANCED DESIGN EVALUATION OF PLANAR STEEL FRAMES COMPOSED OF GENERAL NONPRISMATIC I-SECTION MEMBERS
(Georgia Institute of Technology, 2018-11-13)This research provides a new comprehensive approach for the design of structural steel members and framing systems via an Inelastic Nonlinear Buckling Analysis (INBA) employing column, beam and beam-column inelastic stiffness ... -
Long-term response of soils subjected to repetitive geoenvironmental loads
(Georgia Institute of Technology, 2018-11-08)Repetitive loading cycles originate from a variety of natural and industrial processes, affect soil properties and the long-term performance of geotechnical systems. This thesis provides unprecedented experimental data and ... -
Particle emissions from consumer level 3D printers
(Georgia Institute of Technology, 2018-11-13)As 3D printing technologies becoming popular and available to the general public, concerns have been raised on the emissions and potential health impacts of operating 3D printers in indoor environments. This research ... -
Excitation-Dependent Nonlinear Behavior of Distributed Microcracks
(Georgia Institute of Technology, 2018-08-24)It is well known that microcracks generate strong higher harmonics in propagating monochromatic waves. There is a large amount of literature on modeling this phenomenon, but most of these existing papers only describe one ... -
Synthesis of Novel Forward Osmosis membrane with nanoparticle blended support layer
(Georgia Institute of Technology, 2018-08-23)The thesis focus on the improvement of the material in forward osmosis membrane by blending nanoparticles. The results showed by blending nanoparticles, the structural coefficient and hydrophilicity of membrane were enhanced, ... -
NANO-STRUCTURED MEMBRANES FOR CLEAN ENERGY HARVESTING FROM SALINITY GRADIENT AND LOW-GRADE WASTE HEAT
(Georgia Institute of Technology, 2018-08-23)Efficient access to clean and renewable energy is a top global challenge in the 21st century. Membrane technology holds great potential to harvest clean energy from untapped or underutilized energy sources. The objective ... -
A Sustainable And Cost-Effective Pavement Preservation Method: Micro-Milling and Thin Overlay, Performance Studies with 3D Sensing
(Georgia Institute of Technology, 2017-12-07)This thesis quantifies the performance of a pavement preservation treatment entitled micro-milling and thin overlay and improves rapid 3D data collection for the associated quality control measure, RVD. This is accomplished ... -
A Fast and Accurate Automated Pavement Crack Detection Algorithm
(Georgia Institute of Technology, 2017-10-31)The US Federal Highway Trust Fund spent USD 42.95 Billion in 2015 out of which the principal expenditure was the maintenance of existing highway infrastructure. To optimize the use of resources for infrastructure maintenance, ... -
A CONCEPTUAL FRAMEWORK FOR DEVELOPING SOCIOTECHNICAL TRANSPORTATION SYSTEM RESILIENCE
(Georgia Institute of Technology, 2017-08-25)Natural disaster statistics worldwide indicate an upward trend in the number of reported disasters. In the year 2000 alone, there were over 500 reported natural disasters, which caused at least ten fatalities; affected 100 ... -
BIOELECTROCHEMICALLY-ASSISTED ANAEROBIC DIGESTION FOR BIOGAS UPGRADING AND ENHANCED METHANE PRODUCTION
(Georgia Institute of Technology, 2017-05-15)Bioelectrochemically assisted anaerobic digestion (BES-AD) is an emerging technology capable of increasing CH4 production through biogas upgrading by converting carbon dioxide (CO2) to CH4. The objective of this research ... -
Nonlinear ultrasonic measurement on cold rolled and sensitized 304 austenitic stainless steel
(Georgia Institute of Technology, 2017-08-15)Austenitic stainless steels have a wide range of applications in the energy industry due to their high temperature performance and high corrosion resistance. Type 304 SS, is a widely used stainless steel, but is susceptible ... -
Mapping future land cover change over large areas of the United State using decision trees
(Georgia Institute of Technology, 2015-04-24)Climate is one of the primary factors that control vegetation distribution and therefore it is expected that the effects of climate change will have a significant impact on the natural land cover. Numerous models, like ... -
On the strain engineering of graphene
(Georgia Institute of Technology, 2014-12-09)Graphene is renowned for its extraordinary mechanical, electronic, optical, and thermal properties. However, the absence of a band-gap limits its usefulness in practical applications. If it were possible to engineer ... -
User preferences of bicycle infrastructure
(Georgia Institute of Technology, 2018-07-27)Cycling for transportation is experiencing a resurgence in much of the U.S. Consequently, this is becoming a hot topic of research, particularly when it comes to how we can make cycling safe. Still, most research studies ... -
Data-driven pavement maintenance and rehabilitation strategies for a new state route prioritization system
(Georgia Institute of Technology, 2018-07-27)GDOT, which is responsible for a large network of primarily asphalt pavements, has been utilizing a model developed by Georgia Tech under Research Project 05-19 for its current performance analyses. While the model provides ... -
Design of self-consolidating precast concrete using powdered limestone
(Georgia Institute of Technology, 2018-07-26)With their adoption into ASTM C595 and AASHTO M240 in 2012, Type IL cements which contain 15% interground limestone, have the potential to improve the environmental impact and workability of concrete, while meeting the ...
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