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: A MULTI-PHYSICS STUDY ON GAS DIFFUSION AND CHEMICAL REACTIONS IN CEMENT MATERIAL WITH CO2 SORPTION
Author: Wang, Peng
Date Created: 2015
Subjects--Topical: Civil engineering, Environmental engineering
Description: Emission control and storage of carbon dioxide (CO¬2) from fossil fuel combustion is an emerging and frontier research area to counter likely global climate changes. Although the carbon dioxide separation techniques are quite mature, there is stil...

Title: BIOKINETIC PROCESSES OF EXTRACELLULAR POLYSACCHARIDE (EPS) STABILIZATION OF SURFACE SOILS AGAINST DUST GENERATION
Author: Zebulun, Humphrey
Date Created: 2009
Subjects--Topical: Civil engineering, Environmental engineering
Description: Extracellular polysaccharide produced by a oligotrophic and nonpathogenic bacteria, Arthrobacter viscosus, promises to be an effective alternative to the use of chemical substances in dust control on exposed soil surfaces. The feasibility of this ...

Title: An Integrative Approach to Identify and Assess Streams Susceptible to Antibiotic Discharges
Author: Kamanmalek, Sara
Date Created: 2021
Subjects--Topical: Environmental engineering, Water resources development--Management, Hydrology
Description: Occurrences of antibiotics and antibiotic resistance have been reported in various environmental settings, posing a global concern due to associated human and ecological risks. Therefore, the main objective of this study is to develop a holistic a...

Title: ENHANCED REMOVAL OF CRYPTOSPORIDIUM PARVUM OOCYSTS AND CRYPTOSPORIDIUM-SIZED MICROSPHERES FROM RECREATIONAL WATER THROUGH FILTRATION
Author: Lu, Ping
Date Created: 2012
Subjects--Topical: Environmental engineering, Environmental sciences
Description: Cryptosporidium species are the cause of cryptosporidiosis, which has symptoms such as watery diarrhea, dehydration, fever, nausea, body fatigue, and abdominal cramps. Infants, the elderly, and people with severely compromised immune systems are m...

Title: ENGINEERED WATER REPELLENCY FOR INFILTRATION CONTROL IN COAL FLY ASH
Author: Feyyisa, Jenberu
Date Created: 2017
Subjects--Topical: Civil engineering, Environmental engineering
Description: In 2014 approximately 47% of the 190 million short tons of coal combustion product (CCP) was recycled. As a construction material, coal fly ash (CFA) finds considerable use as a partial replacement for Portland cement, as structural fill, and as a...

Title: HYDROLOGICAL AND WATER QUALITY ASSESSMENT OF A RAPIDLY URBANIZING SOUTHEASTERN PIEDMONT WATERSHED
Author: Gagrani, Vijaya
Date Created: 2013
Subjects--Topical: Environmental engineering, Environmental sciences, Human ecology--Study and teaching
Description: The purpose of this dissertation research was to assess the change in hydrological and watershed processes influencing water quality in a rapidly urbanizing SE Piedmont watershed. Specifically, this dissertation research assessed the effectiveness...

Title: MICROSTRUCTURAL ANALYSIS AND MODELING OF FLUE GAS DESULFURIZATION WASTEWATER SEQUESTERED IN THE ALKALI-ACTIVATED FLY ASH MATRIX
Author: Ghaempanah Tajabadi, Morteza
Date Created: 2019
Subjects--Topical: Materials science, Civil engineering, Environmental engineering
Description: Geopolymers can be categorized as synthetic zeolitic monoliths. The amorphous structure of this material is developed by dissolution of an aluminate and silicate-rich source, like fly ash, in a highly alkaline solution and then interlinking and cr...

Title: MICRO- TO MACROSCALE MODELING OF DRINKING WATER TREATMENT AND DISTRIBUTION
Author: Polaczyk, Amy
Date Created: 2010
Subjects--Topical: Environmental engineering, Environmental sciences
Description: Models are valuable tools that can provide quantitative insight into a process or system, but must to be kept simple to remain meaningful. In this dissertation, three separate drinking water research projects were completed using numerical modelin...

Title: Mobilization of oxyanion forming trace elements from fly ash based geopolymer concrete
Author: Sanusi, Olanrewaju
Date Created: 2012
Subjects--Topical: Environmental engineering
Description: 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...

Title: Model development and system optimization to minimize greenhouse gas emissions from wastewater treatment plants
Author: KIM, DONGWOOK
Date Created: 2014
Subjects--Topical: Environmental engineering
Description: As greenhouse gas emissions (GHG) reduction has drawn considerable attention, various methods have been established to estimate greenhouse gas emissions from wastewater treatment plants (WWTPs). In order to establish a design and operational strat...

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: Electrochemical Mineralization of Per- And Polyfluoroalkyl Substances
Author: Pulikkal, Vivek
Date Created: 2021
Subjects--Topical: Environmental engineering
Description: Per- and polyfluoroalkyl substances (PFAS) are fluorinated organic compounds with broad applications in aqueous film-forming foams (AFFF) for firefighting, lubricants, waterproof and stain-resistant products. Perfluorooctanoic acid (PFOA), a toxic...

Title: Development of a Methanotrophic Alternative Daily Cover to Reduce Early Landfill Methane Emissions
Author: Adams, Bryn
Date Created: 2009
Subjects--Topical: Microbiology, Environmental engineering, Environmental sciences
Description: Final covers, especially when supplemented with gas collection, are highly engineered systems to prevent landfill methane release into the atmosphere. However, some methane production begins even before open cells are covered and often well before...

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: Experimental Study and Numerical Modeling of the Performance of Flue Gas Desulfurization (FGD) Brine/Coal Fly Ash Co-Disposal
Author: He, Rui
Date Created: 2022
Subjects--Topical: Environmental engineering, Environmental management, Human ecology--Study and teaching
Description: The coal-fired steam electricity plants are interested in finding efficient ways to manageby-products from the combustion process out of environmental and regulatory considerations. As one of the major solid by-products, the coal fly ash (CFA) is ...

Title: Emerging Challenges in Landfill Leachate Quality and Ability of Fungal Bioreactors to Address Them
Author: Rezaei Adaryani, Amirhossein
Date Created: 2021
Subjects--Topical: Environmental engineering
Description: Landfill sites, that are the ultimate depository of solid waste stream in most societies, have the potential to generate leachate containing a complex mixture of contaminants of emerging concern (CECs) such as pharmaceutical compounds, plasticizer...