Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 32 for “"bioelectrochemical"”.
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Bioelectrochemical Systems: Microbiology, Catalysts, Processes and Applications
… to address the water-energy challenges. Bioelectrochemical systems (BES) are energy-efficient technologies that can treat wastewater and simultaneously achieve multiple functions such as energy generation, hydrogen production and/or desalination. The objectives of this dissertation are to …
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Strategies for enhancing bioelectrochemical remediation of petroleum hydrocarbons
… alternatives to other remediation methods. Bioelectrochemical System (BES), an emerging biotechnology approach with a wide range of applications, has been adjudged as one of the cost-effective and environmentally friendly methods that has the potential to enhance faster degradation of …
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Bioelectrochemical production of graphene oxide using bacteria as biocatalysts
… and wastes. For this study, the focus was on the bioelectrochemical production of GO (BEGO) as a novel technology for producing these nanomaterials with low energy input, inexpensive and non-hazardous reagents at standard conditions, and using microbes as biocatalysts. The BEGO process consists of …
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Optimizing electrogenic activity from photosynthetic bacteria in bioelectrochemical systems
… affecting the electrical performance of bioelectrochemical systems (BES) and their use as analytical tools. The model cyanobacterium Synechocystis sp. PCC6803 was used to characterize light-driven BESs, or biophotovoltaic (BPV) devices. The phycobilisome (PBS) antenna size was altered to …
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Biological and bioelectrochemical defluorination of per- and polyfluoroalkyl substances (PFAS)
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2024-08-01
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Resource Recovery By Osmotic Bioelectrochemical Systems Towards Sustainable Wastewater Treatment
… An innovative treatment concept - osmotic bioelectrochemical system (OsBES), which is based on cooperation between bioelectrochemical systems (BES) and forward osmosis (FO), has been introduced and studied in the past few years. An OsBES can accomplish simultaneous treatment of wastewater …
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USE OF GAS EMISSION BY BIOELECTROCHEMICAL APPROACHES FOR POWER-TO-X
… solution for energy conversion and storage. Bioelectrochemical systems (BESs) offers the possibility to couple renewable electricity storage with microbially catalysed carbon and nitrogen capture. Their mild operating conditions, renewability and tolerance to impurities of the biocatalyst …
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A Bioelectrochemical Sensing System for Measuring Acidic Bioprocess Fermentation End Products
… digesters, wastewater treatment plants and bioelectrochemical systems. There are several important parameters which are considered for regular monitoring, including pH, temperature, conductivity, gas composition and volatile fatty acids (VFAs) concentration. To date the most reliable methods …
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Coupling Treatment Technologies with Bioelectrochemical Systems to Optimize Resource Recovery from Wastewater
… rather than the recovery of resources. Bioelectrochemical systems (BES) have the ability to recover resources from wastewater. These engineered systems take advantage of microbial oxidation of organics to generate electricity. Incorporation of ion exchange membranes can also promote the …
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Exploring Bioelectrochemical Systems for Removal and Recovery of Hexavalent Chromium or Nutrients
Bioelectrochemical systems (BES) is a platform technology that is able to realize versatile engineering functions and recover valuable resources in an energy-efficient manner. One of the potential applications of BES is to remove and recover nutrients simultaneously from nutrient-rich wastewater, …
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A model-based approach for the development of a bioelectrochemical sensor for biochemical oxygen demand in wastewater
Bioelectrochemical systems such as microbial fuel cells and microbial electrolysis cells are currently being researched for many different environmental engineering applications. Some of these applications include wastewater treatment coupled with electricity generation, wastewater treatment …
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Performance analysis of bioanode materials and the study of the metabolic activity of Rhodopseudomonas palustris in photo-bioelectrochemical systems
A sustainable and low-cost system, namely a photo-bioelectrochemical system (photo-BES), based on the natural blueprint of photosynthetic microorganisms was studied. The aim of this research work is to improve the efficiency of electron transfer of the microorganisms for bioelectricity generation. …
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DEVELOPMENT OF MATERIALS AND ELECTRODES FOR MICROBIAL BIOELECTROLYSIS SYSTEMS AND MONITORING OF MICROBIOLOGICALLY INFLUENCED CORROSION
… in biological methanation environments, and bioelectrochemical CO2 conversion using alternative inocula from geothermal emissions. The first part focuses on reducing precious metal demand in proton exchange membrane water electrolysis by rational catalyst design. A core-shell IrO2@TiO2 …
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Enhanced Microbial Sulfate Removal Through a Novel Electrode-Integrated Bioreactor
… variable. This project developed a sediment bioelectrochemical batch reactor that used a low electrical potential to enhance and sustain biological sulfate reduction by continuously supplying electron donor substrates (electrolytic hydrogen) to sulfate reducing bacteria. The project aims to …
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Challege and Opportunities of Membrane Bioelctrochemical Reactors for Wastewater Treatment
… input. Such an integration is termed as membrane bioelectrochemical reactors (MBERs). Comparing to the conventional membrane bioreactors or anaerobic membrane bioreactors, MBER could be a competitive technology, due to the its advantages on energy consumption and nutrients removal. By installing …
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Microbial Biofilm Development and Electron Transfer in Electrochemical Systems
… great potential to improve the performance of bioelectrochemical systems such as MFCs. A combination of spectroscopic, microscopic, and electrochemical techniques was used to evaluate how electrode surface chemistry influences morphological, chemical, and functional properties of wild type S. …
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Development of Integrated Photobioelectrochemical System (IPB): Processes, Modeling and Applications
… to solve the energy crisis. Integrated photobioelectrochemical system (IPB) is a powerful system to combine microbial fuel cells (MFCs) and algal bioreactor together. This system has good performance on the organic degradation, removal of nitrogen and phosphorus, and recover the bioenergy via …
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Decontamination and Valorisation of a Corn-to-Ethanol Biofuel Waste Stream
… comprising oils, fibres and polar compounds. Bioelectrochemical system (BES) treatment, an emerging wastewater treatment technology, was evaluated as a biological remediation strategy for TWS. Although microbial conversion of glycerol, lactic acid and potentially long-chain hydrocarbons were …
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Semi-Artificial Photoelectrochemistry through Perovskite Integration and Elucidation of the Local Environment
… combine the benefits of both photovoltaic and bioelectrochemical fields to achieve light-driven selective catalysis, with greater efficiency than natural or artificial systems alone. However, at the interface of fields the fundamental governing principles of each can become lost. In this …
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