Search results | J. Murrey Atkins Library

Title: Quantification of In-Stream and Riparian Denitrification Potential and Environmental Drivers of Denitrification Following Stream Restoration in the Piedmont Region of North Carolina
Author: Welsh, Molly
Date Created: 2014
Subjects--Topical: Environmental engineering, Environmental sciences, Hydrology
Description: Agricultural streams are subject to considerable disturbance including channelization, erosion, and sedimentation. Fertilizer is often applied to agricultural fields in excess of crop demand, and nitrogen (N) and phosphorus (P) can be transported ...

Title: Coordinated optimal control of smart buildings and PV systems in active distribution networks
Author: Kodanda Pani, Naveen Kumar
Date Created: 2020
Subjects--Topical: Electrical engineering, Engineering, Environmental engineering
Description: Driven by economic and environmental policies, there is an increase in distributed energy resources (DER) penetration, such as wind farms and rooftop solar panels in the electrical grid system. With advancement in smart technology such as smart me...

Title: Conditioning of Platinum Nanoparticle Catalysts for Improved Hydrogen Generation on P3HT:PCBM Bulk Heterojunction Photocathodes
Author: Ivins, Reynolds
Date Created: 2015
Subjects--Topical: Chemistry, Environmental engineering, Renewable energy sources
Description: This work aims to design, develop, and investigate the capacity of a metal catalyst-coated organic photoelectrode to produce molecular hydrogen when illuminated in acidic media. 3-5 nm platinum nanoparticles (PtNPs) were synthesized, treated to re...

Title: MOISTURE AND HEAVY METAL STABILIZATION FOR COAL COMBUSTION RESIDUALS USING SODIUM POLYACRYLATE
Author: Annamraju, Sai Sahithi
Date Created: 2018
Subjects--Topical: Civil engineering, Environmental engineering, Geotechnical engineering
Description: Due to the recent (2015) federal regulations pertaining to disposal of coal combustion residuals (CCR) from electric utilities, methods to dewater the CCR impoundments, establish structural stability, and mitigate the leaching of heavy metals from...

Title: EVALUATING POLLUTANT CONCENTRATIONS IN URBAN STREAMS BASED ON PRECIPITATION, NETWORK OF STORMWATER BMPs, AND IMPERVIOUS COVER
Author: Venugopal, Manish
Date Created: 2019
Subjects--Topical: City planning, Environmental engineering, Water resources development--Management
Description: The increase in impervious surfaces accompanying urban development in the recent decade has caused an increase in the volume of stormwater runoff and pollutant loads flowing downstream to receiving waters. In response to increased volumes of impai...

Title: EVALUATION OF CONSTRUCTION STORMWATER RUNOFF TURBIDITY: STATE-LEVEL TRENDS AND FORECAST OF FUTURE IMPACTS
Author: Manickavelu, Arunan
Date Created: 2019
Subjects--Topical: Civil engineering, Environmental engineering, Water resources development--Management
Description: Construction and development projects alter an environment from its natural state into a man-made setting. Construction land use areas have been found to contribute the highest sediment loading to urban runoff when compared to loadings from other ...

Title: Removal of Cryptosporidium-Sized Microspheres from Swimming Pool Water with Regenerative Media Filters
Author: Lamb, Graham
Date Created: 2022
Subjects--Topical: Environmental engineering
Description: Cryptosporidium is a chlorine-resistant protozoan parasite that infects an estimated 823,000 Americans annually. The most common mode of transmission for Cryptosporidium is ingesting contaminated recreational water from treated (chlorinated) aquat...

Title: A Quantitative Analysis of Swimming Pool Recirculation System Efficiency in Returning Water to the Treatment System
Author: Madding, Nathan
Date Created: 2015
Subjects--Topical: Environmental engineering
Description: While chemical reactors have been studied extensively, little work had been done in understanding the recirculation system efficiency of swimming pools. It was proposed by Gage and Bidwell (1926) that recirculation in swimming pools was described ...

Title: Comparison of Hydrogen Peroxide Quenching with Activated Carbon and Mineral Catalysts
Author: Gleason, Justine
Date Created: 2016
Subjects--Topical: Environmental engineering
Description: Advanced oxidation is an advanced water treatment process used for treating impaired drinking water sources, among other applications. Commonly, hydrogen peroxide (H2O2) is used with ultraviolet (UV) light to create hydroxyl radicals that oxidize ...

Title: CHARACTERIZING WATER QUALITY AND HYDROLOGY IN FLOW FROM OUTLETS
Author: Thergaonkar, Pranay
Date Created: 2020
Subjects--Topical: Engineering, Environmental engineering
Description: During a storm event, stormwater runoff is generated, and some discharge enters outlet pipes that lead to flow in outlet channels. With the increase in flow of discharge, the volume of stormwater entering the channel increases. These discharges fr...

Title: Removal of Metals from Highway Stormwater Runoff Using Enhanced Filtration Media Amendments
Author: Bryan-Scaggs, Kaitlynn
Date Created: 2021
Subjects--Topical: Environmental engineering, Environmental sciences, Water resources development--Management
Description: Stormwater runoff can introduce contaminants including heavy metals, chloride, and phosphorus compounds, which can have negative impacts on receiving waters. Stormwater filtration systems can offer successful and cost-effective reduction of stormw...

Title: THE UTILIZATION OF GRANULAR MEDIA FILTRATION AND RAPID FLOCCULATION IN A MODIFIED JAR TEST PROCEDURE FOR DRINKING WATER TREATMENT
Author: KING, CHARLES
Date Created: 2017
Subjects--Topical: Environmental engineering
Description: Jar testing is one of the most common tools that water treatment facilities use to determine the treatment conditions necessary to meet finished water quality goals. A six-place stirrer is normally used for jar testing to provide identical mixing ...

Title: SURFACE COMPLEXATION MODELING OF COAL COMBUSTION RESIDUALS CONSTITUENTS ON NATURAL HYDROUS FERRIC OXIDE
Author: Willoughby, Austin
Date Created: 2018
Subjects--Topical: Environmental engineering, Environmental sciences, Geochemistry
Description: Coal ash impoundments, along with other industrial and natural processes, can be sources of constituents of concern (COCs) to human health including arsenic (As), chromium (Cr), selenium (Se), and vanadium (V). Attempts to model the fate and trans...

Title: The impact of redox conditions on OH• scavenging in surface water matrix and implications for testing of scavenging
Author: Nguyen, Jenny
Date Created: 2022
Subjects--Topical: Environmental engineering
Description: Advanced oxidation processes (AOPs) in water treatment utilizes chemical oxidation to react with and promote the degradation of trace contaminants present in wastewater. Hydroxyl radicals (OH•) generated in AOPs are highly reactive and nonselectiv...

Title: Bromide Removal from Drinking Water Sources Impaired by Energy Wastewater Discharge Using Electrically Conductive Membrane
Author: Das, Samonty
Date Created: 2022
Subjects--Topical: Environmental engineering
Description: Bromide accelerates the formation of carcinogenic disinfection by-products (DBPs) during drinking water disinfection when it reacts with dissolved organic matter and disinfectants. The objective of this study is to develop an effective process to ...