Search Results - "Vollertsen, J"

Every breath you take: High concentration of breathable microplastics in indoor environments by Maurizi, L., Simon-Sánchez, L., Vianello, A., Nielsen, A.H., Vollertsen, J.

“…The widespread presence of microplastics (MPs) in the air and their potential impact on human health underscore the pressing need to develop robust methods for…”
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It matters how we measure - Quantification of microplastics in drinking water by μFTIR and μRaman by Maurizi, L., Iordachescu, L., Kirstein, I.V., Nielsen, A.H., Vollertsen, J.

“…The water treatment for microplastics (MP) at a Danish groundwater-based waterworks was assessed by Fourier-Transform IR micro-spectroscopy (μFTIR) (nominal…”
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Towards a better understanding of sewer exfiltration by Rutsch, M., Rieckermann, J., Cullmann, J., Ellis, J.B., Vollertsen, J., Krebs, P.

“…This paper gives a full review of the importance of sewer leakage, which has received increased attention throughout the last decades. Despite the intensive…”
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Sulfide–iron interactions in domestic wastewater from a gravity sewer by Haaning Nielsen, Asbjørn, Lens, Piet, Vollertsen, Jes, Hvitved-Jacobsen, Thorkild

“…Interactions between iron and sulfide in domestic wastewater from a gravity sewer were investigated with particular emphasis on redox cycling of iron and iron…”
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Heavy metals, PAHs and toxicity in stormwater wet detention ponds by Wium-Andersen, T, Nielsen, A H, Hvitved-Jakobsen, T, Vollertsen, J

“…Concentrations of 6 different heavy metals and total polycyclic aromatic hydrocarbons (PAHs) were determined in stormwater runoff and in the pond water of two…”
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Anoxic sulfide oxidation in wastewater of sewer networks by YANG, W, VOLLERTSEN, J, HVITVED-JACOBSEN, T

“…Investigations on anoxic sulfide oxidation in wastewater under sewer conditions are presented. Batch tests were designed and conducted to study both chemical…”
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Kinetics of aerobic oxidation of volatile sulfur compounds in wastewater and biofilm from sewers by RUDELLE, E. A, VOLLERTSEN, J, HVITVED-JACOBSEN, T, NIELSEN, A. H

“…Laboratory experiments were conducted to investigate the kinetics of aerobic chemical and biological oxidation of selected odorous volatile sulfur compounds…”
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A sewer process model as planning and management tool--hydrogen sulfide simulation at catchment scale by Vollertsen, J, Nielsen, L, Blicher, T D, Hvitved-Jacobsen, T, Nielsen, A H

“…The collection system of a major city at the Persian Gulf was simulated for bulk water hydrogen sulfide and the release of sewer gas to the urban atmosphere…”
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Hydrolysis and fermentation of activated sludge to enhance biological phosphorus removal by Vollertsen, J, Petersen, G, Borregaard, V R

“…The conventional mainstream enhanced biological phosphorus removal (EBPR) process depends on the quality of the raw incoming wastewater. An alternative…”
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A method for on-line measurement of wastewater organic substrate oxidation level during aerobic heterotrophic respiration by RUDELLE, E. A, VOLLERTSEN, J, HVITVED-JACOBSEN, T, NIELSEN, A. H

“…A method for on-line measurement of the organic carbon oxidation level (OXC) during aerobic heterotrophic respiration in domestic wastewater was developed and…”
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Exfiltration from gravity sewers: a pilot scale study by Vollertsen, J, Hvitved-Jacobsen, T

“…Pilot-scale experiments were conducted on exfiltration of wastewater from gravity sewers. The effect of storm events, flushing of pipes and alternating…”
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Sewer exfiltration and the colmation layer by Ellis, J B, Revitt, D M, Vollertsen, J, Blackwood, D J

“…Sewer rig studies demonstrate a rapid exponential decline in exfiltration rates from gaps and joints to establish an ultimate steady-state equilibrium varying…”
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Introducing the emission process of hydrogen sulfide to a sewer process model (WATS) by Yongsiri, C, Hvitved-Jacobsen, T, Vollertsen, J, Tanaka, N

“…Emission of hydrogen sulfide in sewer networks results in odor, health and corrosion problems. These problems generally occur when wastewater is transported…”
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The sewer as a bioreactor: a dry weather approach by HVITVED-JACOBSEN, T, VOLLERTSEN, J, MATOS, J. S

“…The sewer is a reactor for chemical and microbial transformations of wastewater. These in-sewer processes affect the quality of the wastewater and thereby the…”
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Hydrogen sulfide emission in sewer networks: a two-phase modeling approach to the sulfur cycle by Yongsiri, C, Vollertsen, J, Hvitved-Jacobsen, T

“…Wherever transport of anaerobic wastewater occurs, potential problems associated with hydrogen sulfide in relation to odor nuisance, health risk and corrosion…”
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Biodegradability of wastewater: a method for COD-fractionation by VOLLERTSEN, J, HVITVED-JACOBSEN, T

“…Characterization of wastewater for simulation of in-sewer transformations can be carried out by interpretation of oxygen uptake rate measurements in…”
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Sustainable management of leakage from wastewater pipelines by DeSilva, D, Burn, S, Tjandraatmadja, G, Moglia, M, Davis, P, Wolf, L, Held, I, Vollertsen, J, Williams, W, Hafskjold, L

“…Wastewater pipeline leakage is an emerging concern in Europe, especially with regards to the potential effect of leaking effluent on groundwater contamination…”
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A process and model concept for microbial wastewater transformations in gravity sewers by Hvitved-Jacobsen, T., Vollertsen, J., Nielsen, P. H.

“…A fundamental and conceptual description of the microbial system in sewers in terms of wastewater organic matter transformations is presented. The description…”
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Chemical sulfide oxidation of wastewater--effects of pH and temperature by Nielsen, A Haaning, Vollertsen, J, Hvitved-Jacobsen, T

“…In this study, the kinetics and stoichiometry of chemical sulfide oxidation of wastewater from sewer networks were investigated. Based on experiments, it was…”
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Survival of hydrogen sulfide oxidizing bacteria on corroded concrete surfaces of sewer systems by Jensen, H.S, Nielsen, A.H, Hvitved-Jacobsen, T, Vollertsen, J

“…The activity of hydrogen sulfide oxidizing bacteria within corroded concrete from a sewer manhole was investigated. The bacteria were exposed to hydrogen…”
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