Offered Theses
Theoretical and practical theses are assigned upon request. An overview of the main research areas can be found in the respective profiles of our team . Postings of currently offered theses can be found in the staircase West 2nd floor or here:
| Topic | Supervisor | Details |
|---|---|---|
| Development of a measuring method for the determination of the microbial composition in anaerobic anaerobic EGSB reactors | Maro Atzorn E-Mail | PDF (opens in new tab) |
Completed Student Theses
Below you will find a list of completed student theses.
2023
| Topic | Supervisor | Thesis |
| Energy optimisation of wastewater treatment plants up to size class 3 (up to 10,000 PE) | Nicolas Kaltwasser | Bachelor Thesis |
| Mixing in different wastewater treatment processes using aeration systems | Jana Trippel | Bachelor Thesis |
| Impact of various filling fractions and diffuser densities in the MBBR process on the oxygen transfer rate of fine-bubble aeration systems −Oxygen Transfer Tests in a glass test tank | Jana Trippel | Master Thesis (VGU) |
| Treatment concepts of stormwater from separate sewage systems with the aim of water reuse | Maro Atzorn | Master Thesis |
| Optimisation of an activated sludge plant for the treatment of industrial wastewater on a laboratory scale – Use of a chemostat to improve the degradation of triacetonamine | Peter Kuhn | Master Thesis |
| Use of a membrane bioreactor for the treatment of vapour condensates from dairies | Luisa Barkmann-Metaj | Master Thesis |
| Investigation of the inhibitory effects of salts and intermediates in the fermentation of residual streams from the milk processing industry | Luisa Barkmann-Metaj | Master Thesis |
| Material flow analysis of wet-chemical phosphorus recycling from sewage sludge ash | Peter Kuhn | Master Thesis |
| Investigation and evaluation of measurement inaccuracies in the analysis of wet-chemical phosphorus recycling from sewage sludge ashes | Peter Kuhn | Master Thesis |
| Influence of various inert solids on oxygen transfer in fine-bubble aeration systems | Jana Trippel | Master Thesis |
| Septic tanks in Vietnam – function, treatment results, and dimensioning | Maro Atzorn | Master Thesis (VGU) |
| Investigation of the usage of membrane bioreactors for water reuse applications | Maro Atzorn | Master Thesis (VGU) |
2022
| Topic | Supervisor | Thesis |
| Influence of different growth bodies and filling levels on the oxygen input | Jana Trippel | Master Thesis |
| Influence of different salt contents on the oxygen input in the MBBR process | Jana Trippel | Bachelor Thesis |
| Nitrous oxide emissions during wastewater treatment process | Jana Trippel | Masterthesis (VGU) |
| Optimization of leaching agent consumption in the redissolution of heavy metals from sewage sludge ashes during wet-chemical phosphorus recycling | Peter Kuhn | Bachelor Thesis |
|
Removal of heavy metals from a wet-chemical process for phosphorus recycling from sewage sludge ashes |
Peter Kuhn | Bachelor Thesis |
| Performance degrading effects of industrial chemicals on anaerobic granules – Evaluation of inhibitory effects during long-term operation | Sinem Kale | Master Thesis |
| Development and evaluation of measures for the operational stability of anaerobic reactors (lab-scale) under exposure of inhibitors | Sinem Kale | Master Thesis |
| Sources, pathways and distribution of industrial microplastics in the environment | Luisa Barkmann | Master Thesis |
| Sources and pathways of industrial microplastics – a critical review of the current state of research | Luisa Barkmann | Master Thesis |
| Evaluation of matrix effects and limits of quantification for the analysis of microplastics by differential scanning calorimetry | Luisa Barkmann | Bachelor Thesis |
| Microplastics analysis in solid media: evaluation of sampling, preparation and analysis | Luisa Barkmann | Bachelor Thesis |
| Development of standadized processes for the optimization of a wastewater treatment plant in chemical production | Luisa Barkmann | Bachelor Thesis |
| Purification of process water from thermal sewage sludge treatment using boron-doped diamond electrodes and biological processes on laboratory and pilot scale | Tobias Blach | Master Thesis |
| Treatment of process water from hydrothermal carbonisation using boron-doped diamond electrodes | Tobias Blach | Master Thesis |
| Evaluating and overcoming the nitrification-inhibiting effects of process waters from hydrothermal carbonization | Tobias Blach | Master Thesis |
| Developing operational concepts for the treatment of process water from dewatering anaerobically digested sewage sludge | Tobias Blach | Bachelor Thesis |
| Tertiary nitrogen removal using biofiltration in pilot scale | Tobias Blach | Master Thesis |
2021
| Topic | Supervisor | Thesis |
|
Development of a technical water recycling concept in a beverage can manufacturing company |
Fabian-Hagen Leskow | Master Thesis |
| Removal of microplastics from indrustrial wastewater with particular focus to membran technology | Luisa Barkmann | Bachelor Thesis |
| Identification and assessment of microplastic emissions into the environment through the sewage treatment plants in a Chemical Park | Luisa Barkmann | Master Thesis |
| Improving selectivity of nanofiltration by membrane modifications for micropollutant removal | Fabian-Hagen Leskow | Master Thesis |
| Purification of sludge liquors derived from thermal sewage sludge treatment using SCAS test and subsequent oxidation | Tobias Blach | Master Thesis |
| Development of a concept for the anaerobic treatment of industrial sewage sludge taking into account energy-rich production residues | Tobias Blach | Master Thesis |
| Improving membrane properties for micropollutant removal by grafting modifications | Fabian-Hagen Leskow | Master Thesis |
| Evaluation of zeta potential measurements to determine the particle behavior of microplastics in wastewater | Luisa Barkmann | Bachelor Thesis |
| Opportunities and limitations of the biochar produced by the hydrothermal carbonization of sewage sludge | Tobias Blach | Bachelor Thesis |
| Drinking water substitution by implementation of water treatment systems for service water use in existing infrastructure | Maximilian Schwarz | Master Thesis |
| Determination of parameters influencing the operation of Moving Bed Biofilm Reactor (MBBR) | Jana Trippel | Master Thesis |
| Comparison of methods for oxygen transfer testing and their measurement uncertainties | Maximilian Schwarz | Master Thesis |
| Origin and fate of heavy metals in municipal wastewater based on the example of Stadtentwässerung Frankfurt am Main | Peter Kuhn | Master Thesis |
2020
| Topic | Supervisor | Thesis |
|---|---|---|
| Drinking water substitution by implementation of water treatment systems for service water use in existing infrastructure | Maximilian Schwarz | Master Thesis |
| Opportunities and limitations of the biochar produced by the hydrothermal carbonization of sewage sludge | Tobias Blach | Bachelor Thesis |
| Evaluation of zeta potential measurements to determine the particle behavior of microplastics in wastewater | Luisa Barkmann | Bachelor Thesis |
| Purification of sludge liquors derived from thermal sewage sludge treatment using SCAS test and subsequent oxidation | Tobias Blach | Master Thesis |
| Development of a holistic wastewater treatment concept at the WWTP of Buriej in Gaza City with a cascade denitrification process in main-stream to optimize the treatment of process water | Maximilian Schwarz | Master Thesis |
| Design of a treatment plant for process waste water from polymer production | Luisa Barkmann | Master Thesis |
| Comparative assessment of centralised and decentralised wastewater and sewage sludge treatment processes in arid and humid areas | Justus Behnisch | Master Thesis |
| Investigations of high salt concentrations on the oxygen transfer of fine-bubble aeration systems at aerobic industrial wastewater treatment | Justus Behnisch | Master Thesis |
| Investigation of the oxygen transfer of different types of fine-bubble diffusers at high salt concentrations | Justus Behnisch | Bachelor Thesis |
| Effects of plastic particles on sum parameters for wastewater characterization | Luisa Barkmann | Bachelor Thesis |
| Identification and discussion of reaction mechanisms of hydrothermal processes for sewage sludge treatment | Tobias Blach | Bachelor Thesis |
| Evaluation of the inhibitory effects of various single substances and wastewater on nitrification of activated sludge | Tobias Blach | Bachelor Thesis |
| Technology comparison in process water treatment of PVC manufacturing industry | Luisa Barkmann | Master Thesis |
| Identification and assessment of microplastic emissions to the environment by two industrial wastewater treatment plants. | Luisa Barkmann | Master Thesis |
| Advanced wastewater treatment in the context of the European Water Framework Directive with focus on ammonium elimination | Maximilian Schwarz | Master Thesis |
| Performance of a membrane bioreactor in the context of advanced nitrogen and phosphorus elimination | Johannes Rühl | Master Thesis |
| Improving selectivity of nanofiltration by membrane modifications for micropollutant removal | Fabian-Hagen Leskow | Master Thesis |
| Sampling concepts for the determination of plastic emissions from industrial plants | Luisa Barkmann | Bachelor Thesis |
| Development of a concept for the anaerobic treatment of industrial sewage sludge taking into account energy-rich production residues | Tobias Blach | Master Thesis |
2019
| Topic | Supervisor | Theses |
|---|---|---|
| Characterization of waste activated sludge for estimating the potential of pre-treatment by thermal pressure hydrolysis | Johannes Rühl | Master Thesis |
| Comparison of various measuring principles of oxygen probes for oxygen transfer measurements | Maximilian Schwarz | Bachelor Thesis |
|
Parameterization of laboratory reactors for UV/H2O2 oxidation processes and development of a scale-up process |
Sinem Kale | Master Thesis |
| Comparison of systems for wastewater collection and transport to separate wastewater flows by the example of Qingdao, P.R. China | Tobias Blach | Master Thesis |
| Design and fluid-technical evaluation of tube modules with paper-based panel electrodes for use in bioelectrochemical systems | Tobias Blach | Master Thesis |
| Operation and comparison of continuously operated anaerobic reactors at lab-scale with and without addition of activated carbon | Tobias Blach | Master Thesis |
| Compilation of a status quo of the current situation of wastewater treatment in China | Tobias Blach | Bachelor Thesis |
| Measurement and evaluation of performance change of fine-pore diffusers for biological wastewater treatment | Maximilian Schwarz | Bachelor Thesis |
| Applications of membrane-supported capacitive deionization and electrodialysis in water reuse projects of the chemical-pharmaceutical industry | Johannes Rühl | Master Thesis |
| Treatment of vapour condensate for use in food processing industries using a dairy as an example | Luisa Barkmann | Master Thesis |
| Development of methods for determining microplastic loads on sealed surfaces | Luisa Barkmann | Bachelor Thesis |
| Investigation of plastics transportation with silo trucks as a source for microplastic in the environment | Luisa Barkmann | Bachelor Thesis |
| Characterization of liquid by-products from hydrothermal carbonization of municipal sewage sludge | Tobias Blach | Bachelor Thesis |
| Characterization of solids from hydrothermal carbonization of municipal sewage sludge | Tobias Blach | Bachelor Thesis |
| Characterization of reagents and products of hydrothermal carbonization of different municipal sewage sludges | Tobias Blach | Bachelor Thesis |
| Effects of varying total solids concentrations of a municipal sewage sludge on the products of hydrothermal carbonization | Tobias Blach | Bachelor Thesis |
| Comparison of different biomasses for the quantification of persistent organic carbon compounds by means of aerobic batch tests | Tobias Blach | Bachelor Thesis |
| Development of a measuring method for the determination of the specific methanogenic activity of anaerobic granules | Sinem Kale | Bachelor Theses |
| Investigations of the biological treatment of saline industrial wastewater – An comparison between membrane bioreactor and conventional activated sludge process | Justus Behnisch | Master Thesis |
| Evaluation of the thermal pretreatment of waste activated sludge by thermal pressure hydrolysis considering seasonal fluctuations in wastewater treatment plant operation | Johannes Rühl | Bachelor Thesis |
| Evaluation of the Energy Efficiency of Two-stage Wastewater Treatment Plants by Analysis of Operating Data | Maximilian Schwarz | Master Thesis |
| Function and measuring methods of extracellular substances in anaerobic granules | Sinem Kale | Bachelor Thesis |
