Search results
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Title
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FROM ROOTS TO STAR TREK: A CASE STUDY ON SUCCESSFUL PERSISTENCE OF AFRICAN AMERICAN MALE ENGINEERING MAJORS
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Author
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McGee, Marquis
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Date Created
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2018
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Subjects--Topical
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Engineering, Education, Higher, African Americans--Study and teaching, Ethnicity--Study and teaching
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Description
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The United States is competing on a global level for jobs in the STEM fields but retention and graduation rates in the engineering disciplines are lower than desired. African American males make up 5 % of the population of American colleges and un...
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Title
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Does Planning Build Resilience in Hydraulic Fracturing Communities?
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Author
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Underwood, Catherine
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Date Created
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2020
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Subjects--Topical
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Sustainability, Social sciences--Research, Land use--Planning
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Description
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Despite its long history in the United States and abroad, the unconventional drilling industry, and specifically hydraulic fracturing technology, remain controversial. While the competing demands of energy from oil and gas are contrasted with envi...
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Title
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Quality Assurance of Bridge Deck Concrete Overlays using Surface Resistivity Testing
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Author
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Dillworth, David
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Date Created
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2020
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Subjects--Topical
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Civil engineering
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Description
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Through years of heavy usage, critical transportation components such as bridge decks are repeatedly subjected to stresses from freeze-thaw cycles, chemical attack and the physical loads. These continual stresses and deterioration mechanisms actin...
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Title
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Freeze-Thaw Durability Specification for Highway Concrete
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Author
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Ocampo, Joseph
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Date Created
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2022
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Subjects--Topical
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Civil engineering
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Description
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The Super Air Meter (SAM) is a new method of testing that correlates to how well concrete can resist damage from freeze-thaw stresses. This test is a modified Type B pressure meter that undergoes a set of sequential pressure steps. The equilibrium...
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Title
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Development of a Surface Resistivity Specification for Durable Concrete
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Author
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Biggers, Robert
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Date Created
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2019
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Subjects--Topical
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Engineering
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Description
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Surface resistivity testing is a state-of-the-art method of testing concrete’s ability to resist chloride ion penetration. This electrical test is performed by passing an electrical current through a saturated concrete specimen, and has recently g...
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Title
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A CLOSER LOOK INTO WHY AFRICAN AMERICAN MEN LEAVE AND AVOID STEM MAJORS IN COLLEGE
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Author
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Bailey, Jr., Ricardo
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Date Created
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2017
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Subjects--Topical
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Sociology, Educational sociology, African Americans--Study and teaching, Ethnicity--Study and teaching
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Description
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African American males are underrepresented in university Science Technology Engineering and Math (STEM) programs as STEM majors in the United States. I will be investigating why this phenomenon is so prevalent in America’s collegiate STEM program...
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Title
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Control of wind integrated power grid using voltage controllability and vulnerability detection
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Author
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Maharjan, Rabindra
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Date Created
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2016
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Subjects--Topical
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Electrical engineering, Engineering, Renewable energy sources
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Description
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Modern power grids are the largest and most complex engineered systems. Integration of distributed resources like wind farms and economic constraints push power grids to operate close to their limits. Due to this, power system is subject to variou...
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Title
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Development of Bridge Management Tools for Predicting Bridge Replacement Projects
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Author
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Alar, Aidan
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Date Created
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2018
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Subjects--Topical
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Civil engineering
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Description
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One of the responsibilities of the NCDOT is the prioritization of highway bridge replacement projects throughout the North Carolina transportation system. The Priority Rating Index (PRI) is a multi-criteria formula that is currently used to provid...
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Title
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Frequency-Dependent Electric Power Line Modeling for Steady State Harmonic Analysis
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Author
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Poudel, Bikash
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Date Created
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2016
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Subjects--Topical
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Electrical engineering, Engineering
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Description
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The modern electric power system is experiencing an increased level of harmonic frequency components because of the growing use of power electronic devices, such as converters, and nonlinear loads, such as rectifier-end loads. Electric power line ...
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Title
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Hydration of Binary and Tertiary Fly ash and Quicklime Blended Cement Paste System
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Author
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Ojaruega, Akpovona
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Date Created
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2018
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Subjects--Topical
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Civil engineering
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Description
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The hydration kinetics in blended cementitious systems with fly ash are quite different from those in conventional cementitious systems. The pozzolanic nature of fly ash not only reduces the rate of hydration in cement-fly ash blends, but also rea...
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Title
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Mobilization of oxyanion forming trace elements from fly ash based geopolymer concrete
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Author
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Sanusi, Olanrewaju
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Date Created
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2012
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Subjects--Topical
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Environmental engineering
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Description
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The suitability of fly ash based geopolymer concrete as a replacement for ordinary Portland cement (OPC) concrete depends on the mobility of elements from the material. Due to the alkaline nature of geopolymer concrete, there is a potential for th...