Index Catalog // GW ScholarSpace

Insight into Tetrahedral Materials and Two-Dimensional Materials from Advanced Atomistic Simulations

Description:: This dissertation investigates tetrahedral and two-dimensional materials for a variety of their physical properties, by employing a range of atomistic modeling approaches, including density functional theory (DFT), molecular dynamics, and Monte Carlo (MC) method. The two material systems of...
Author:: Cao, Boxiao
Keyword:: density functional theory, monte carlo, two-dimensional material, semiconductor, forward flux sampling, and ice
GW Unit:: Civil & Environmental Engineering
Degree:: Ph.D.
Advisor:: Li, Tianshu
Committee Member(s):: Solares, Santiago, Shuai, Danmeng, Manzari, Majid T, and Liu, Jifeng
Resource Type:: Thesis or Dissertation

Primary Sludge Fermentation: A Sustainable and Economic Process of Supplementing Carbon for Short Cut Nitrogen Removal

Description:: This study evaluates the selection for partial denitrification (PdN, NO3 NO2) and coupling with anammox as an alternative route of achieving short-cut nitrogen removal at Blue Plains advanced wastewater treatment plant. The use of primary sludge fermentate was evaluated as a cheaper and viable...
Author:: Ali, Priyanka
Keyword:: Nitrogen removal, Mainstream system, Fermentation, Primary sludge, Short cut nitrogen removal, and Partial denitrification
GW Unit:: Civil & Environmental Engineering
Degree:: M.S.
Advisor:: Riffat, Rumana
Committee Member(s):: Manzari, Majid T, Shuai, Danmeng, and De Clippeleir, Haydee
Resource Type:: Thesis or Dissertation

Investigation of Oxygen half saturation coefficients for nitrification

Description:: The major objective of this research was to investigate the oxygen half saturation coefficients for nitrifying autotrophic bacteria in a mixed culture system and in an individual system for Ammonium oxidizing bacteria (AOB) and Nitrite oxidizing bacteria (NOB), respectively. The oxygen half...
Author:: Ghimire, Biplab Kumar
Keyword:: Oxygen half saturation Coefficient, Autotophs, AOB, and NOB
GW Unit:: Civil & Environmental Engineering
Degree:: M.S.
Advisor:: Riffat, Rumana
Committee Member(s):: Manzari, Majid T, Murthy, Sudhir N, and Hamdar, Samer
Resource Type:: Thesis or Dissertation

Towards Collision Prediction and Control: Modeling Longitudinal and Lateral Driver Behavior Leading to Realistic Collision Rates

Description:: With millions of traffic collisions occurring each year and tens of thousands of these collisions resulting in fatalities, the need to keep improving traffic safety is apparent. One way to accomplish this is to look into traffic simulation models in order to test different traffic situations and...
Author:: Silverstein, Claire Edwina
Keyword:: collision formation, traffic engineering, lane-changing, car-following, and microscopic modeling
GW Unit:: Civil & Environmental Engineering
Degree:: M.S.
Advisor:: Hamdar, Samer H
Committee Member(s):: Hamdar, Samer H, Manzari, Majid T, and Eskandarian, Azim
Resource Type:: Thesis or Dissertation

P-Delta Limit State in the Design of Slender RC Bridge Columns

Description:: The main objective of this research program is to evaluate the seismic response of slender reinforced concrete (RC) bridge columns to second order P-Delta effects. This research has led to the development of a new methodology for explicitly addressing P-Delta effects in the seismic design of...
Author:: Heydarpour, Parsa
Keyword:: P-Delta effect, Performance based design, Instability of column, Bridge column design, Slender RC bridge column, and Displacement ductility limit state
GW Unit:: Civil & Environmental Engineering
Degree:: M.S.
Advisor:: Silva, Pedro F
Committee Member(s):: Badie, Sameh S and Manzari, Majid T
Resource Type:: Thesis or Dissertation

Non-intrusive Experimental Study on Nuclear Fuel Assembly Response to Seismic Loads

Description:: Experimental measurements of nuclear fuel bundle response to seismic loads have primarily been focused on the response of the structure. Forcing methods have included use of shake tables, however, the majority of work has used hydraulic actuators rigidly connected to a single spacer grid to force...
Author:: Weichselbaum, Noah A.
Keyword:: Fluid Structure Interaction, Seismic, PIV, and PWR
GW Unit:: Mechanical & Aerospace Engineering
Degree:: Ph.D.
Advisor:: Bardet, Philippe M and Balaras, Elias
Committee Member(s):: Manzari, Majid T, Pointer, David, and Ricciardi, Guillaume
Resource Type:: Thesis or Dissertation

Analysis of Reinforced/Prestressed Concrete Members Using Advanced Techniques

Description:: Analysis of bonded reinforced and prestressed concrete members for flexure should be conducted using the strain compatibility approach as stipulated by the ACI-318 design code published by the American Concrete Institute and the AASHTO LRFD Specifications published by the American Association of...
Author:: Pipp, Gabrielle
Keyword:: reinforced/prestressed concrete, power formula, strain compatibility, flexure, interaction diagram, and prestress loss
GW Unit:: Civil & Environmental Engineering
Degree:: M.S.
Advisor:: Badie, Sameh S
Committee Member(s):: Manzari, Majid T and Roddis, Kim
Resource Type:: Thesis or Dissertation

DEVELOPMENT OF A PROCESS FOR HARMFUL ALGAL BLOOM LOCATION PREDICTION USING GIS AND TREND ANALYSIS FOR THE TERRESTRIAL WATERS OF KUWAIT

Description:: The State of Kuwait is situated at the northwestern end of the Persian Gulf and has a population of 2.5 million people, the vast majority of whom live along the southeastern stretch of its 500 km coastline. Kuwait Bay, a shallow natural harbor situated at the eastern "mouth" of the country, lies...
Author:: Shuhaibar, Bassam Nabeel
Keyword:: P Ratio, Kuwait Bay, N, Holt-Winters' Additive, Harmful algal bloom, GIS, and Red tide
GW Unit:: Civil & Environmental Engineering
Degree:: Ph.D.
Advisor:: Riffat, Rumana
Committee Member(s):: Tallent, Robert, Roddis, Kim, Choudhury, Sayedul H, and Manzari, Majid T
Resource Type:: Thesis or Dissertation

A METHOD TO ASSESS DYNAMIC RESPONSES IN A CRASH SIMULATION

Description:: This dissertation addresses the development of a new approach to assess the inter-relationship among dynamic responses, and their sensitivities and robustness in crash simulation applications. Given inherent uncertainties in the laboratory data and appropriate input parameters of the model, this...
Author:: HONG, SEONG WOO
Keyword:: Impact, Uncertainty, Simulation, Stochastic, Validation, and Crash
GW Unit:: Civil & Environmental Engineering
Degree:: Ph.D.
Advisor:: Kan, Cing-Dao (Steve)
Committee Member(s):: Silva, Pedro F, Manzari, Majid T, Opiela, Kenneth S, and Eskandarian, Azim
Resource Type:: Thesis or Dissertation

Investigation Of Microbial Yield Kinetics For Denitrifying Microorganisms Using Ethanol As An External Carbon Source

Description:: The purpose of this study was to investigate the feasibility of ethanol as an alternate substrate for biological denitrification by measuring various growth kinetic parameters. The growth yield coefficient is measured for endogenous nitrate removal while external carbon substrate is still...
Author:: Rahman, Arifur
Keyword:: Anoxic, SDNR, Growth Yield, Carbon to Nitrogen ratio, Ethanol, and Denitrification
GW Unit:: Civil & Environmental Engineering
Degree:: M.S.
Advisor:: Riffat, Rumana and Murthy, Sudhir N
Committee Member(s):: Manzari, Majid T and Hamder, Samer
Resource Type:: Thesis or Dissertation

Development of A Generalized Isotropic Yield Surface for Pressure Insensitive Metal Plasticity Considering Yield Strength Differential Effect in Tension, Compression and Shear Stress States

Description:: AbstractDevelopment of A Generalized Isotropic Yield Surface for Pressure Insensitive Metal Plasticity Considering Yield Strength Differential Effect in Tension, Compression and Shear Stress StatesDue to effects of twinning and texture evolution, the yield surface for hexagonal close packed (HCP)...
Author:: Sengoz, Kivanc
Keyword:: strain rate dependency, computational metal plasticity, constitutive behaviour of Al2024-T351 and Ti-6Al-4V, thermal softening, yield strength differential, and explicit finite element analysis
GW Unit:: Civil & Environmental Engineering
Degree:: D.Engr.
Advisor:: Kan, Cing-Dao (Steve) and Eskandarian, Azim
Committee Member(s):: Silva, Pedro F, Manzari, Majid T, and Omar, Tarek
Resource Type:: Thesis or Dissertation

"Current Topics on Bridge Engineering"

Description:: Nowadays, engineers are challenged to provide economic solutions that could be implemented within minimum schedules. Also, higher security levels are in need.One of the most time consuming tasks in a bridge project is the construction of the superstructure. Precast full-depth concrete deck panels...
Author:: Mesia, Walter Damian
Keyword:: Bridges, Full depth precast panels, NonLinear, Impact Loads, PCI multipliers, and Stress strain effects
GW Unit:: Civil & Environmental Engineering
Degree:: Ph.D.
Advisor:: Badie, Sameh S
Committee Member(s):: Silva, Pedro F, Mi, Baoxia, Manzari, Majid T, and Dekelbab, Waseem
Resource Type:: Thesis or Dissertation

The development of a generalized meshfree approximation for solid and fracture analysis

Description:: This dissertation is concerned with the development of a generalized meshfree (GMF) approximation to improve the accuracy and efficiency of conventional meshfree methods in the solid and fracture analysis. The particular focus of the dissertation is placed on both the mathematical and numerical...
Author:: Park, Chung-Kyu
Keyword:: non-convex approximation, cohesive fracture mechanics, Kronecker-delta property, meshfree method, convex approximation, and basis function
GW Unit:: Civil & Environmental Engineering
Degree:: D.Sc.
Advisor:: Wu, Cheng-Tang and Kan, Cing-Dao
Committee Member(s):: Hamdar, Samer H, Manzari, Majid T, and Eskandarian, Azim
Resource Type:: Thesis or Dissertation

Development and validation of new algorithms to improve contact detection and robustness in finite element simulations

Description:: Approximately half of all numerical problems in crashworthiness analysis involve impact dynamics, and accurate contact algorithms are critical to capture the structures’ behavior. Conventional contact algorithms use the principle of preventing ‘ slave ’ nodes from penetrating ‘master’ segments....
Author:: Mahadevaiah, Umashankar
Keyword:: contact algorithm, Contact mechanics, contact search, FEM, contact detection, and Finite element analysis
GW Unit:: Civil & Environmental Engineering
Degree:: Ph.D.
Advisor:: Marzougui, Dhafer and Eskandarian, Azim
Committee Member(s):: Badie, Sameh S, Manzari, Majid T, Opiela, Kenneth, and Kan, Cing-Dao
Resource Type:: Thesis or Dissertation

Development and Validation of Progressive Deformable Barrier Modeled with Shell Elements

Description:: Deformable crash test barriers used for vehicle crash tests are made of deformable aluminum honeycomb blocks. These aluminum honeycomb blocks have excellent energy absorbing capabilities. They have different crush strengths representing the front end of a vehicle. The finite element models of...
Author:: Nagaraj, Pavan
Keyword:: Progressive Deformable Barrier, Negative Volume, and Shell Elements
GW Unit:: Civil & Environmental Engineering
Degree:: M.S.
Advisor:: Marzougui, Dhafer
Committee Member(s):: Silva, Pedro F, Kan, Cing-Dao (Steve), Manzari, Majid T, and Eskandarian, Azim
Resource Type:: Thesis or Dissertation

Insight into Tetrahedral Materials and Two-Dimensional Materials from Advanced Atomistic Simulations

Primary Sludge Fermentation: A Sustainable and Economic Process of Supplementing Carbon for Short Cut Nitrogen Removal

Investigation of Oxygen half saturation coefficients for nitrification

Towards Collision Prediction and Control: Modeling Longitudinal and Lateral Driver Behavior Leading to Realistic Collision Rates

P-Delta Limit State in the Design of Slender RC Bridge Columns

Non-intrusive Experimental Study on Nuclear Fuel Assembly Response to Seismic Loads

Analysis of Reinforced/Prestressed Concrete Members Using Advanced Techniques

DEVELOPMENT OF A PROCESS FOR HARMFUL ALGAL BLOOM LOCATION PREDICTION USING GIS AND TREND ANALYSIS FOR THE TERRESTRIAL WATERS OF KUWAIT

A METHOD TO ASSESS DYNAMIC RESPONSES IN A CRASH SIMULATION

Investigation Of Microbial Yield Kinetics For Denitrifying Microorganisms Using Ethanol As An External Carbon Source

Development of A Generalized Isotropic Yield Surface for Pressure Insensitive Metal Plasticity Considering Yield Strength Differential Effect in Tension, Compression and Shear Stress States

"Current Topics on Bridge Engineering"

The development of a generalized meshfree approximation for solid and fracture analysis

Development and validation of new algorithms to improve contact detection and robustness in finite element simulations

Development and Validation of Progressive Deformable Barrier Modeled with Shell Elements

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