Siegfried E. Vlaeminck

Empowering a mesophilic inoculum for thermophilic nitrification: Growth mode and temperature pattern as critical proliferation factors for archaeal ammonia oxidizers.

Deammonification for digester supernatant pretreated with thermal hydrolysis: overcoming inhibition through process optimization.

A robust nitrifying community in a bioreactor at 50 °C opens up the path for thermophilic nitrogen removal.

Nitrification and microalgae cultivation for two-stage biological nutrient valorization from source separated urine.

Growing media constituents determine the microbial nitrogen conversions in organic growing media for horticulture.

High-rate activated sludge communities have a distinctly different structure compared to low-rate sludge communities, and are less sensitive towards environmental and operational variables.

Used water and nutrients: Recovery perspectives in a 'panta rhei' context.

Thermophilic sludge digestion improves energy balance and nutrient recovery potential in full-scale municipal wastewater treatment plants.

Live Fast, Die Young: Optimizing Retention Times in High-Rate Contact Stabilization for Maximal Recovery of Organics from Wastewater.

The ManureEcoMine pilot installation: advanced integration of technologies for the management of organics and nutrients in livestock waste.

The contribution of microbial biotechnology to sustainable development goals.

Kinetic exploration of intracellular nitrate storage in marine microalgae.

Smart operation of nitritation/denitritation virtually abolishes nitrous oxide emission during treatment of co-digested pig slurry centrate.

Ureolytic Activity and Its Regulation in Vibrio campbellii and Vibrio harveyi in Relation to Nitrogen Recovery from Human Urine.

Success of mainstream partial nitritation/anammox demands integration of engineering, microbiome and modeling insights.

Sulfur-based denitrification treating regeneration water from ion exchange at high performance and low cost.

Pinpointing wastewater and process parameters controlling the AOB to NOB activity ratio in sewage treatment plants.

Capture-Ferment-Upgrade: A Three-Step Approach for the Valorization of Sewage Organics as Commodities.

Synergistic Exposure of Return-Sludge to Anaerobic Starvation, Sulfide, and Free Ammonia to Suppress Nitrite Oxidizing Bacteria.

Supernatant organics from anaerobic digestion after thermal hydrolysis cause direct and/or diffusional activity loss for nitritation and anammox.

Refinery and concentration of nutrients from urine with electrodialysis enabled by upstream precipitation and nitrification.

Photosynthetic oxygenation for urine nitrification.

Temperature impact on sludge yield, settleability and kinetics of three heterotrophic conversions corroborates the prospect of thermophilic biological nitrogen removal.

Nitrogen cycle microorganisms can be reactivated after Space exposure.

Overcoming floc formation limitations in high-rate activated sludge systems.

Resource recovery from pig manure via an integrated approach: A technical and economic assessment for full-scale applications.

Metabolic and Proteomic Responses to Salinity in Synthetic Nitrifying Communities of spp. and spp.

Light regime and growth phase affect the microalgal production of protein quantity and quality with Dunaliella salina.

High variability in nutritional value and safety of commercially available Chlorella and Spirulina biomass indicates the need for smart production strategies.

Volatile fatty acids impacting phototrophic growth kinetics of purple bacteria: Paving the way for protein production on fermented wastewater.

C Incorporation as a Tool to Estimate Biomass Yields in Thermophilic and Mesophilic Nitrifying Communities.

Determining stoichiometry and kinetics of two thermophilic nitrifying communities as a crucial step in the development of thermophilic nitrogen removal.

Enhancement of co-production of nutritional protein and carotenoids in Dunaliella salina using a two-phase cultivation assisted by nitrogen level and light intensity.

Reactivation of Microbial Strains and Synthetic Communities After a Spaceflight to the International Space Station: Corroborating the Feasibility of Essential Conversions in the MELiSSA Loop.

Proof of concept of high-rate decentralized pre-composting of kitchen waste: Optimizing design and operationof a novel drum reactor.

Tomato plants rather than fertilizers drive microbial community structure in horticultural growing media.

High-rate activated sludge systems combined with dissolved air flotation enable effective organics removal and recovery.

Purple non-sulphur bacteria and plant production: benefits for fertilization, stress resistance and the environment.

Dunaliella Microalgae for Nutritional Protein: An Undervalued Asset.

Urine nitrification with a synthetic microbial community.

Media Optimization, Strain Compatibility, and Low-Shear Modeled Microgravity Exposure of Synthetic Microbial Communities for Urine Nitrification in Regenerative Life-Support Systems.

Environmental impact of microbial protein from potato wastewater as feed ingredient: Comparative consequential life cycle assessment of three production systems and soybean meal.

Adaptation and characterization of thermophilic anammox in bioreactors.

Bottle or tap? Toward an integrated approach to water type consumption.

Storage, fertilization and cost properties highlight the potential of dried microbial biomass as organic fertilizer.

Pioneering on single-sludge nitrification/denitrification at 50 °C.

Return-Sludge Treatment with Endogenous Free Nitrous Acid Limits Nitrate Production and NO Emission for Mainstream Partial Nitritation/Anammox.

Dried aerobic heterotrophic bacteria from treatment of food and beverage effluents: Screening of correlations between operation parameters and microbial protein quality.

Purple phototrophic bacteria for resource recovery: Challenges and opportunities.

Mainstream partial nitritation/anammox with integrated fixed-film activated sludge: Combined aeration and floc retention time control strategies limit nitrate production.

Bio-electrochemical COD removal for energy-efficient, maximum and robust nitrogen recovery from urine through membrane aerated nitrification.

Cocultivating aerobic heterotrophs and purple bacteria for microbial protein in sequential photo- and chemotrophic reactors.

Time to act-assessing variations in qPCR analyses in biological nitrogen removal with examples from partial nitritation/anammox systems.

A systematic comparison of commercially produced struvite: Quantities, qualities and soil-maize phosphorus availability.

Enrichment and Aggregation of Purple Non-sulfur Bacteria in a Mixed-Culture Sequencing-Batch Photobioreactor for Biological Nutrient Removal From Wastewater.

Unlocking the genomic potential of aerobes and phototrophs for the production of nutritious and palatable microbial food without arable land or fossil fuels.

Operational Strategies to Selectively Produce Purple Bacteria for Microbial Protein in Raceway Reactors.

Electrochemical In Situ pH Control Enables Chemical-Free Full Urine Nitrification with Concomitant Nitrate Extraction.

Microbial food from light, carbon dioxide and hydrogen gas: Kinetic, stoichiometric and nutritional potential of three purple bacteria.

Towards harmonization of water quality management: A comparison of chemical drinking water and surface water quality standards around the globe.

From Biogas and Hydrogen to Microbial Protein Through Co-Cultivation of Methane and Hydrogen Oxidizing Bacteria.

Oxygen control and stressor treatments for complete and long-term suppression of nitrite-oxidizing bacteria in biofilm-based partial nitritation/anammox.

Storage without nitrite or nitrate enables the long-term preservation of full-scale partial nitritation/anammox sludge.

A bioreactor and nutrient balancing approach for the conversion of solid organic fertilizers to liquid nitrate-rich fertilizers: Mineralization and nitrification performance complemented with economic aspects.

Towards mainstream partial nitritation/anammox in four seasons: Feasibility of bioaugmentation with stored summer sludge for winter anammox assistance.

Aerobes and phototrophs as microbial organic fertilizers: Exploring mineralization, fertilization and plant protection features.

Regulating light, oxygen and volatile fatty acids to boost the productivity of purple bacteria biomass, protein and co-enzyme Q10.

Aggregation of purple bacteria in an upflow photobioreactor to facilitate solid/liquid separation: Impact of organic loading rate, hydraulic retention time and water composition.

Spontaneous Riboflavin-Overproducing for Biofortification of Fermented Foods.

Dehazing redox homeostasis to foster purple bacteria biotechnology.

Introducing bioflocculation boundaries in process control to enhance effluent quality of high-rate contact-stabilization systems.

Purple bacteria screening for photoautohydrogenotrophic food production: Are new H-fed isolates faster and nutritionally better than photoheterotrophically obtained reference species?

Enhancing bioflocculation in high-rate activated sludge improves effluent quality yet increases sensitivity to surface overflow rate.

Rapid lignin quantification for fungal wood pretreatment by ATR-FTIR spectroscopy.

Ammonia oxidation by novel " Nitrosacidococcus urinae" is sensitive to process disturbances at low pH and to iron limitation at neutral pH.

Boosting aerobic microbial protein productivity and quality on brewery wastewater: Impact of anaerobic acidification, high-rate process and biomass age.

Dissolution rate and growth performance reveal struvite as a sustainable nutrient source to produce a diverse set of microbial protein.

Feasibility of packed-bed trickling filters for partial nitritation/anammox: Effects of carrier material, bottom ventilation openings, hydraulic loading rate and free ammonia.

Follow-up of solid-state fungal wood pretreatment by a novel near-infrared spectroscopy-based lignin calibration model.

Feasibility of a return-sludge nursery concept for mainstream anammox biostimulation: Creating optimal conditions for anammox to recover and grow in a parallel tank.

Continuous cultivation of microalgae yields high nutrient recovery from nitrified urine with limited supplementation.

Comparison of typical nitrite oxidizing bacteria suppression strategies and the effect on nitrous oxide emissions in a biofilm reactor.

Plant and microbial science and technology as cornerstones to Bioregenerative Life Support Systems in space.

A novel mechanistic modelling approach for microbial selection dynamics: Towards improved design and control of raceway reactors for purple bacteria.