Search Results - "Koelmans, A.A"

Combined effects of nanoplastics and copper on the freshwater alga Raphidocelis subcapitata by Bellingeri, A., Bergami, E., Grassi, G., Faleri, C., Redondo-Hasselerharm, P., Koelmans, A.A., Corsi, I.

“…•Interaction of carboxylated polystyrene nanoparticles with copper and algae.•No adsorption of copper ions observed on PS-COOH NPs.•Alteration of PS-COOH NPs…”
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Effects of nanopolystyrene on the feeding behavior of the blue mussel (Mytilus edulis L.) by Wegner, A., Besseling, E., Foekema, E.M., Kamermans, P., Koelmans, A.A.

“…As the industrial production of nanoplastic and the degradation of microplastic into smaller particles at sea increase, the potential amount of nanoplastics in…”
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Risks of floating microplastic in the global ocean by Everaert, G., De Rijcke, M., Lonneville, B., Janssen, C.R., Backhaus, T., Mees, J., van Sebille, E., Koelmans, A.A., Catarino, A.I., Vandegehuchte, M.B.

“…Despite the ubiquitous and persistent presence of microplastic (MP) in marine ecosystems, knowledge of its potential harmful ecological effects is low. In this…”
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Microplastic in a macro filter feeder: Humpback whale Megaptera novaeangliae by Besseling, E., Foekema, E.M., Van Franeker, J.A., Leopold, M.F., Kühn, S., Bravo Rebolledo, E.L., Heße, E., Mielke, L., IJzer, J., Kamminga, P., Koelmans, A.A.

“…[Display omitted] •First time that microplastics were found in a baleen whale (Megaptera novaeangliae).•Diversity of polymer types and particle shapes found,…”
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Heteroaggregation and sedimentation rates for nanomaterials in natural waters by Quik, J.T.K., Velzeboer, I., Wouterse, M., Koelmans, A.A., van de Meent, D.

“…Exposure modeling of engineered nanomaterials requires input parameters such as sedimentation rates and heteroaggregation rates. Here, we estimate these rates…”
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Sorption of perfluorooctane sulfonate to carbon nanotubes in aquatic sediments by Kwadijk, C.J.A.F., Velzeboer, I., Koelmans, A.A.

“…► Sorption of PFOS to MWCNT in the presence of sediment is dependent on pH and Ca2+ concentration. ► MWCNTs may dominate PFOS sorption in sediment at low PFOS…”
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In situ remediation of contaminated sediments using carbonaceous materials by Rakowska, M.I., Kupryianchyk, D., Harmsen, J., Grotenhuis, T., Koelmans, A.A.

“…Carbonaceous materials (CM), such as activated carbons or biochars, have been shown to significantly reduce porewater concentrations and risks by binding…”
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Guidance for the prognostic risk assessment of nanomaterials in aquatic ecosystems by Koelmans, A.A., Diepens, N.J., Velzeboer, I., Besseling, E., Quik, J.T.K., van de Meent, D.

“…Our understanding of the environmental fate and effects of engineered nanomaterials (ENMs) is in a state of fast transition. Recent scientific developments…”
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Sorption mechanisms of sulfamethazine to soil humin and its subfractions after sequential treatments by Guo, Xiaoying, Shen, Xiaofang, Zhang, Meng, Zhang, Haiyun, Chen, Weixiao, Wang, Hui, Koelmans, A.A., Cornelissen, Gerard, Tao, Shu, Wang, Xilong

“…Sorption mechanisms of an antibiotic sulfamethazine (SMT) to humin (HM) isolated from a peat soil and its subfractions after sequential treatments were…”
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Clarifying the absence of evidence regarding human health risks to microplastic particles in drinking-water: High quality robust data wanted by Gouin, T., Cunliffe, D., De France, J., Fawell, J., Jarvis, P., Koelmans, A.A., Marsden, P., Testai, E.E., Asami, M., Bevan, R., Carrier, R., Cotruvo, J., Eckhardt, A., Ong, C.N.

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Comparison of manufactured and black carbon nanoparticle concentrations in aquatic sediments by Koelmans, A.A., Nowack, B., Wiesner, M.R.

“…In this paper, we show that concentrations of manufactured carbon-based nanoparticles (MCNPs) in aquatic sediments will be negligible compared to levels of…”
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Lake retention of manufactured nanoparticles by Koelmans, A.A., Quik, J.T.K., Velzeboer, I.

“…For twenty-five world lakes and three engineered nanoparticles (ENP), lake retention was calculated using a uniformly mixed lake mass balance model. This…”
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Community effects of carbon nanotubes in aquatic sediments by Velzeboer, I., Kupryianchyk, D., Peeters, E.T.H.M., Koelmans, A.A.

“…Aquatic sediments form an important sink for manufactured nanomaterials, like carbon nanotubes (CNT) and fullerenes, thus potentially causing adverse effects…”
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Kinetics of hydrophobic organic contaminant extraction from sediment by granular activated carbon by Rakowska, M.I., Kupryianchyk, D., Smit, M.P.J., Koelmans, A.A., Grotenhuis, J.T.C., Rijnaarts, H.H.M.

“…Ex situ solid phase extraction with granular activated carbon (GAC) is a promising technique to remediate contaminated sediments. The methods' efficiency…”
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Effects of flow regime and flooding on heavy metal availability in sediment and soil of a dynamic river system by Poot, A., Gillissen, F., Koelmans, A.A.

“…The acid volatile sulphide (AVS) and simultaneously extracted metals (ΣSEM) method is increasingly used for risk assessment of toxic metals. In this study, we…”
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How do long-term development and periodical changes of river–floodplain systems affect the fate of contaminants? Results from European rivers by Lair, G.J., Zehetner, F., Fiebig, M., Gerzabek, M.H., van Gestel, C.A.M., Hein, T., Hohensinner, S., Hsu, P., Jones, K.C., Jordan, G., Koelmans, A.A., Poot, A., Slijkerman, D.M.E., Totsche, K.U., Bondar-Kunze, E., Barth, J.A.C.

“…In many densely populated areas, riverine floodplains have been strongly impacted and degraded by river channelization and flood protection dikes. Floodplains…”
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In situ sorption of hydrophobic organic compounds to sediment amended with activated carbon by Kupryianchyk, D., Rakowska, M.I., Grotenhuis, J.T.C., Koelmans, A.A.

“…Contaminated sediments can be remediated by adding carbonaceous materials (CM), e.g. activated carbons (AC). Here, we analyze published datasets from AC…”
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Corrigendum to “Kinetics of hydrophobic organic contaminant extraction from sediment by granular activated carbon” [Water Res. 51 86–95] by Rakowska, M.I., Kupryianchyk, D., Smit, M.P.J., Koelmans, A.A., Grotenhuis, J.T.C., Rijnaarts, H.H.M.

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Modeling polychlorinated biphenyl sorption isotherms for soot and coal by Jantunen, A.P.K., Koelmans, A.A., Jonker, M.T.O.

“…Sorption isotherms (pg–ng/L) were measured for 11 polychlorinated biphenyls (PCBs) of varying molecular planarity from aqueous solution to two carbonaceous…”
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Sampling method, storage and pretreatment of sediment affect AVS concentrations with consequences for bioassay responses by De Lange, H.J., Van Griethuysen, C., Koelmans, A.A.

“…Sediment treatment and sediment storage may alter sediment toxicity, and consequently biotic response. Purpose of our study was to combine these three aspects…”
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