Journal of Colloid and Interface Science 516 (2018) 446–455 Contents lists available at ScienceDirect Journal of Colloid and Interface Science journal homepage: www.elsevier.com/locate/jcis Regular Article Links between nanoscale and macroscale surface properties of natural root mucilage studied by atomic force microscopy and contact angle Robin Kaltenbach, Dörte Diehl , Gabriele E. Schaumann University of Koblenz-Landau, Institute for Environmental Sciences, Group of Environmental and Soil Chemistry, Fortstr. 7, D-76829 Landau, Germany graphical a bstract ar ti c l e i nf o ab stra ct Article history: Soil water repellency originating from organic coatings plays a crucial role for soil hydraulics and plant Received 25 October 2017 water uptake. Focussing on hydrophobicity in the rhizosphere induced by root-mucilage, this study aims Revised 18 January 2018 to explore the link between macroscopic wettability and nano-microscopic surface properties. The exist- Accepted 20 January 2018 ing knowledge of the nanostructures of organic soil compounds and its effect on wettability is limited by Available online 6 February 2018 the lack of a method capable to assess the natural spatial heterogeneity of physical and chemical prop- erties. Keywords: In this contribution, this task is tackled by a geostatistical approach via variogram analysis of topogra- Soil
Journal of Colloid and Interface Science – Elsevier
Published: Apr 15, 2018
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