Search Results - "Comans, Rob"

Eco-functionality of organic matter in soils by Hoffland, Ellis, Kuyper, Thomas W., Comans, Rob N. J., Creamer, Rachel E.

“…Background Soil organic matter (SOM) supports multiple soil ecosystem functions, underpinned by processes such as C sequestration, N mineralization,…”
Get full text

Molecular Features of Humic Acids and Fulvic Acids from Contrasting Environments by Schellekens, Judith, Buurman, Peter, Kalbitz, Karsten, Zomeren, Andre van, Vidal-Torrado, Pablo, Cerli, Chiara, Comans, Rob N.J

“…Insight in the molecular structure of humic acid (HA) and fulvic acid (FA) can contribute to identify relationships between their molecular properties, and…”
Get full text

Selenium-rich dissolved organic matter determines selenium uptake in wheat grown on Low-selenium arable land soils by Supriatin, Supriatin, Weng, Liping, Comans, Rob N. J.

“…Aims The study aimed to find soil parameters that are best related to Se plant uptake for low Se soils with predominantly organic Se, and to explore the…”
Get full text

Evaluation of the Single Dilute (0.43 M) Nitric Acid Extraction to Determine Geochemically Reactive Elements in Soil by Groenenberg, Jan E, Römkens, Paul F. A. M, Zomeren, André Van, Rodrigues, Sonia M, Comans, Rob N.J

“…Recently a dilute nitric acid extraction (0.43 M) was adopted by ISO (ISO-17586:2016) as standard for extraction of geochemically reactive elements in soil and…”
Get full text

Selenium speciation and extractability in Dutch agricultural soils by Supriatin, Supriatin, Weng, Liping, Comans, Rob N.J.

“…The study aimed to understand selenium (Se) speciation and extractability in Dutch agricultural soils. Top soil samples were taken from 42 grassland fields and…”
Get full text

Geochemical Multisurface Modeling of Reactive Zinc Speciation in Compost as Influenced by Extraction Conditions by Klinkert, Susan, Comans, Rob N.J

“…Knowledge on organic matter (OM) concentration and composition is of major importance for predicting Zn speciation and bioavailability in soils, especially for…”
Get full text

Assessment of biomass ash applications in soil and cement mortars by Tosti, Lorenzo, van Zomeren, André, Pels, Jan R., Dijkstra, Joris J., Comans, Rob N.J.

“…The pH-dependent availability and leaching of major and trace elements was investigated for a wide range of biomass ash from different fuels and conversion…”
Get full text

Iron-rich colloids as carriers of phosphorus in streams: A field-flow fractionation study by Baken, Stijn, Regelink, Inge C., Comans, Rob N.J., Smolders, Erik, Koopmans, Gerwin F.

“…Colloidal phosphorus (P) may represent an important fraction of the P in natural waters, but these colloids remain poorly characterized. In this work, we…”
Get full text

Technical and environmental performance of lower carbon footprint cement mortars containing biomass fly ash as a secondary cementitious material by Tosti, Lorenzo, van Zomeren, André, Pels, Jan R., Comans, Rob N.J.

“…This study evaluated the mechanical and environmental properties of cement mortars containing fly ash from biomass combustion as a secondary cementitious…”
Get full text

Influence of different redox conditions and dissolved organic matter on pesticide biodegradation in simulated groundwater systems by Luo, Yujia, Atashgahi, Siavash, Rijnaarts, Huub H.M., Comans, Rob N.J., Sutton, Nora B.

“…[Display omitted] Insights into the influence of redox conditions, that is the availability of electron acceptors, and dissolved organic matter (DOM) on…”
Get full text

Life cycle assessment of the reuse of fly ash from biomass combustion as secondary cementitious material in cement products by Tosti, Lorenzo, van Zomeren, André, Pels, Jan R., Damgaard, Anders, Comans, Rob N.J.

“…In this study, we performed a life cycle assessment of the reuse of biomass fly ash as secondary cementitious material in cement mortars as alternative to a…”
Get full text

Characterization of Colloidal Fe from Soils Using Field-Flow Fractionation and Fe K‑Edge X‑ray Absorption Spectroscopy by Regelink, Inge C, Voegelin, Andreas, Weng, Liping, Koopmans, Gerwin F, Comans, Rob N. J

“…Colloids may facilitate the transport of trace elements and nutrients like phosphate in soil. In this study, we characterized soil colloids (<0.45 μm),…”
Get full text

Mechanisms of aqueous wollastonite carbonation as a possible CO2 sequestration process by HUIJGEN, Wouter J. J, WITKAMP, Geert-Jan, COMANS, Rob N. J

“…The mechanisms of aqueous wollastonite carbonation as a possible carbon dioxide sequestration process were investigated experimentally by systematic variation…”
Get full text

Changes in mineralogical and leaching properties of converter steel slag resulting from accelerated carbonation at low CO2 pressure by VAN ZOMEREN, André, VAN DER LAAN, Sieger R, KOBESEN, Hans B. A, HUIJGEN, Wouter J. J, COMANS, Rob N. J

“…Steel slag can be applied as substitute for natural aggregates in construction applications. The material imposes a high pH (typically 12.5) and low redox…”
Get full text

Measurement of Humic and Fulvic Acid Concentrations and Dissolution Properties by a Rapid Batch Procedure by van Zomeren, André, Comans, Rob N. J

“…Although humic substances (HS) strongly facilitate the transport of metals and hydrophobic organic contaminants in environmental systems, their measurement is…”
Get full text

Effects of dissolved organic matter and nitrification on biodegradation of pharmaceuticals in aerobic enrichment cultures by He, Yujie, Langenhoff, Alette A.M., Comans, Rob N.J., Sutton, Nora B., Rijnaarts, Huub H.M.

“…Natural dissolved organic matter (DOM) and nitrification can play an important role in biodegradation of pharmaceutically active compounds (PhACs) in aerobic…”
Get full text

Soil zinc fertilisation does not increase maize yields in 17 out of 19 sites in Sub-Saharan Africa but improves nutritional maize quality in most sites by Van Eynde, Elise, Breure, Mirjam S., Chikowo, Regis, Njoroge, Samuel, Comans, Rob N. J., Hoffland, Ellis

“…Aims Fertilisating crops with zinc (Zn) is considered important to enhance agricultural productivity and combat human Zn deficiencies in sub-Saharan Africa…”
Get full text

Dynamics of soil dissolved organic carbon pools reveal both hydrophobic and hydrophilic compounds sustain microbial respiration by Straathof, Angela L., Chincarini, Riccardo, Comans, Rob N.J., Hoffland, Ellis

“…The quality of dissolved organic carbon (DOC) released from soil organic amendments may influence soil microbial activity and the quality of the soil's DOC…”
Get full text

Input materials and processing conditions control compost dissolved organic carbon quality by Straathof, Angela L, Comans, Rob N J

“…Dissolved organic carbon (DOC) has been proposed as an indicator of compost maturity and stability. Further fractionation of compost DOC may be useful for…”
Get full text

Mineral CO2 Sequestration by Steel Slag Carbonation by Huijgen, Wouter J. J, Comans, Rob N. J

“…Mineral CO2 sequestration, i.e., carbonation of alkaline silicate Ca/Mg minerals, analogous to natural weathering processes, is a possible technology for the…”
Get full text