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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Experimental and Analytical Investigations of Doubly Symmetric Built-Up I-Girders with Large Moment Gradient Factors
(Georgia Institute of Technology, 2022-05-03)Recent computational studies have shown that the current AISC Design Specifications (2016) overpredict the flexural resistance of certain built-up I-girders. The largest reductions were observed in I-girders subjected to ... -
STRUCTURAL TESTING OF NON-PROPRIETARY UHPC FOR CLOSURE POURS BETWEEN PRECAST BRDIGE DECK PANELS
(Georgia Institute of Technology, 2022-05-03)Many bridges in the United States are in need of some sort of rehabilitation, repair, or replacement. However, the three broad solutions mentioned are expensive both in their direct and indirect costs. In order to help ... -
Fracture and Residual Capacity of Steel Bolted Connections Subjected to Singular and Consecutive Impulsive Loads
(Georgia Institute of Technology, 2022-05-03)Civil structures may be subjected to high-magnitude, short-duration loads in scenarios such as weapons attacks or accidental explosions. Both during and after an impulse, the integrity of a structure is dependent on the ... -
Accelerated assessment of candidate supplementary cementitious materials using statistics and machine learning
(Georgia Institute of Technology, 2022-04-14)The supply of the most traditional supplementary cementitious materials (SCMs) used in concrete is not expected to keep up with demand in the coming years. To combat this problem, a wider range of both naturally occurring ... -
Re-Think the Streets: An Evaluation of Green Street Practices as a Method to Achieve Combined Sewer Separation
(Georgia Institute of Technology, 2022-04-19)Older cities across the United States have been grappling with how to mitigate stormwater for decades. The ongoing trend of land development coupled with the heightened frequency and intensity of storm events has necessitated ... -
Symmetry-adapted density functional theory
(Georgia Institute of Technology, 2022-03-14)One-dimensional nanostructures such as nanotubes, nanowires, and nanocoils have received increased attention over the past three decades due to their fascinating mechanical, electronic, optical, and thermal properties. It ... -
Real-space density functional theory at large length and time scales
(Georgia Institute of Technology, 2022-01-18)Over the course of the past few decades, quantum mechanical calculations based on Kohn-Sham density functional theory (DFT) have become a cornerstone of materials research by virtue of the predictive power and fundamental ... -
Deep Learning in Ultrasonic Wave Inversion for Thin Coatings
(Georgia Institute of Technology, 2022-01-14)This research focuses on the use of machine and deep learning to non-destructively characterize the quality of a coating in a layered system in terms of thickness and uniformness. The coating's parameters (thickness and ... -
KINETIC MODELING TO PROBE THE ADVANCED OXIDATION PROCESSES IN A FE(II)-PAA-ABTS, A FE(VI)-PAA AND A FE(VI)-AMINE SYSTEMS
(Georgia Institute of Technology, 2021-05-11)Pharmaceuticals are one of the major groups of emerging environmental contaminants in recent years. Advanced oxidation processes (AOPs) are known to be more efficient than conventional treatment processes in the degradation ... -
QUANTITATIVE ESTIMATION OF ENTERIC PATHOGENS AND ANTIBIOTIC RESISTANCE GENES IN AEROSOLS NEAR URBAN WASTE FLOWS
(Georgia Institute of Technology, 2021-05-03)Unsafe water and sanitation enable the transmission of enteric pathogens from infected individuals to new susceptible hosts through direct contact and/or through the environment via multiple pathways. While a rich and ... -
Navigating through space in turbulence tubes: copepod responses to Burgers vortex
(Georgia Institute of Technology, 2021-05-03)A physical model of a Burgers vortex was created in the laboratory with characteristics corresponding to dissipative-scale eddies that copepods are likely to encounter in turbulent flows. The swimming behavior of three ... -
Effects of sanitation on child growth, enteric infection, and carriage of antimicrobial resistance genes in rural Cambodia
(Georgia Institute of Technology, 2021-05-03)Sanitation infrastructure is critical to supporting the environment and is a foundation of public health. Globally, over two billion people lack access to any sanitation facility. Children in low- and middle-income countries ... -
Significant contrasts of aerosol acidity between China and the United States
(Georgia Institute of Technology, 2021-04-22)Aerosol acidity governs several key processes in aerosol physics and chemistry, thus affecting aerosol mass and composition, and ultimately the climate and human health. Previous studies have reported aerosol pH values ... -
System and process design of the locally enhanced electric field treatment (LEEFT) for water disinfection
(Georgia Institute of Technology, 2021-04-26)Disinfection is a water treatment process designed to inactivate waterborne pathogens and enhance overall public health. Conventional disinfection methods suffer from the formation of carcinogenic by-products, microbial ... -
Distributive justice impact assessment using activity-based modeling with path retention
(Georgia Institute of Technology, 2021-01-25)Sustainable transportation policies seek to change people’s travel behavior by modifying the travel environment. However, the impacts of many such policies are complex and difficult to evaluate. Policy benefits and burdens ... -
Osmotically Driven Membrane Processes for Water Treatment: Membrane Synthesis and Transport Mechanism Exploration
(Georgia Institute of Technology, 2021-01-19)Water is a necessity in people’s life. In the 21st century, the water shortage has become one of the global challenges. The limited freshwater resource, the population growth, and climate change exaggerate the situation. ... -
EVALUATING THE SUSTAINABILITY IMPACTS OF INTELLIGENT CARPOOLING SYSTEMS FOR SOV COMMUTERS IN THE ATLANTA REGION
Community-based carpooling has more potential to help alleviate traffic congestion and reduce energy use during peak hours than ride-hailing services, such as Uber or Lyft, because community-based carpooling avoids deadheading ... -
Advanced Seismic Risk Assessment of California Box-Girder Bridges Using Emerging Modeling Techniques and Innovative Risk Models
(Georgia Institute of Technology, 2021-12-17)Seismic fragility models depict the structural failure probability under earthquakes and play an essential role in planning mitigation strategies for, and prioritizing emergency response after, a natural hazard. This ... -
Formic Acid Production From Photochemical Oxidation in condensed and Non-condensed Mechanisms
(Georgia Institute of Technology, 2021-12-14)Organic acids are secondary components generated from the oxidation of volatile organic compounds in the atmosphere, affecting particulate matter composition, aerosol, and rain acidity. Among them, formic acid is the most ... -
EMERGING FRAMEWORKS FOR HANDLING DEEP UNCERTAINTY WITH APPLICATIONS TO LONG-TERM TRANSPORTATION PLANNING
(Georgia Institute of Technology, 2021-12-10)Long-term transportation planning is necessary for allocating funds, prioritizing projects, scheduling maintenance, and preparing for future challenges such as population changes and urban development. However, it is ...
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