Sven Frei: Publications



-- 2020 --
Frei, S; Wismeth, F; Gilfedder, B: Quantifizierung lokaler Grundwassereintritte in die Spree und deren Bedeutung für die Verockerungsproblematik in der Laustiz., Grundwasser (2020), doi:doi.org/10.1007/s00767-020-00452-0 [Link] -- Details

-- 2019 --
Durejka, S; Gilfedder, B; Frei, S: A Method for Long-Term High Resolution 222-Radon Measurements Using a New Hydrophobic Capillary Membrane System, Journal of Environmental Radioactivity, 208–209 (2019), doi:10.1016/j.jenvrad.2019.05.012
Frei, S; Durejka, S; Le Lay, H; Thomas, Z; Gilfedder, B: Quantification of Hyporheic Nitrate Removal at the Reach Scale: Exposure Times vs. Residence Times, Water Resources Research (2019), doi:https://doi.org/10.1029/2019WR025540 [Link]
Frei, S; Piehl, S; Gilfedder, B; Löder, MGJ; Krutzke, J; Wilhelm, L; Laforsch, C: Occurrence of microplastics in the hyporheic zone of rivers., Scientific Reports (2019) [Link] -- Details

-- 2018 --
Gilfedder, B; Cartwright, I; Hofmann, H; Frei, S: Explicit modelling of radon - 222 in HydroGeoSphere during steady state and dynamic transient storage, Groundwater (2018), doi:10.1111/gwat.12847 -- Details
Frei, S; Zlotnik, Vitaly; Grant, Stanley B; Azizian, Morvarid; Toundykov, Daniel: Analytical modeling of hyporheic flow for in-stream bedforms: Perturbation method and implementation, Environmental Modelling & Software((2019) 111), 375-385 (2018), doi:https://doi.org/10.1016/j.envsoft.2018.09.015 [Link] -- Details

-- 2017 --
Lischeid, G; Frei, S; Huwe, B; Bogner, C; Lüers, J; Babel, W; Foken, T: Catchment Evapotranspiration and Runoff in Foken, T.: Energy and Matter Fluxes of a Spruce Forest Ecosystem, Springer(Ecological Studies Vol. 229), 355-375 (2017), doi:10.1007/978-3-319-49389-3_15 [Link] -- Details
Pittroff, M; Frei, S; Gilfedder, B: Quantifying nitrate and oxygen reduction rates in the hyporheic zone using 222Rn to upscale biogeochemical turnover in rivers, Water Resources Research, 53, 563-579 (2017), doi:10.1002/2016WR018917

-- 2016 --
Zahra, T; Pauline, Rousseau-Gueutin; Kolbe, Tamara; Abbott, Benjamin W; Marçais, Jean; Bishop, Kevin; Peiffer, S; Frei, S; Pichelin, Pascal; de Dreuzy, Jean-Raynald; Pinay, Gilles: Constitution of a catchment virtual observatory for sharing flow and transport models outputs, Journal of Hydrology, 543, 59-66 (2016), doi:10.1016/j.jhydrol.2016.04.067 [Link] -- Details
Frei, S; Peiffer, S: Exposure Times rather than Residence Times control Redox Transformation Efficiencies in Riparian Wetlands, Journal of Hydrology, 543, 182-196 (2016), doi:10.1016/j.jhydrol.2016.02.001 -- Details
Glaser, B; Klaus, J; Frei, S; Frentress, L; Pfister, L; Hopp, L: On the value of surface saturated area dynamics mapped with thermal infrared imagery for modeling the hillslope-riparian-stream continuum, Water Resources Research, 52 (2016), doi:10.1002/2015WR018414 [Link] -- Details

-- 2015 --
Frei, S; Gilfedder, B: Technical Note: FINIFLUX an implicit Finite Element model for quantification of groundwater fluxes and hyporheic exchange in streams and rivers using Radon., Water Resources Research (2015), doi:10.1002/2015WR017212 [Link] -- Details
Frei, S; Gilfedder, B: Technical Note: FINIFLUX an implicit Finite Element model for quantification of groundwater fluxes and hyporheic exchange in streams and rivers using Radon, , Water Resources Research, 6776–6786 (2015), doi:10.1002/2015WR017212 -- Details
Gilfedder, B; Frei, S; Hofmann, H; Cartwright, I: Groundwater discharge to wetlands driven by storm and flood events: quantification using continuous Radon-222 and electrical conductivity measurements and dynamic mass-balance modelling, Geochimica et Cosmochimica Acta (2015), doi:10.1016/j.gca.2015.05.037 [Link] -- Details
Liggett, J; Partington, D; Frei, S; Werner, AD; Simmons, CT; Fleckenstein, JH: An exploration of coupled surface-subsurface solute transport in a fully integrated catchment model, Journal of Hydrology (2015)

-- 2014 --
Bartsch, S; Frei, S; Ruidisch, M; Shope, CL; Peiffer, S; Kim, B; Fleckenstein, J: River-aquifer exchange fluxes under monsoonal climate conditions, Journal of Hydrology, 509, 601-614 (2014), doi:10.1016/j.jhydrol.2013.12.005

-- 2013 --
Ruidisch, M; Bartsch, S; Kettering, J; Huwe, B; Frei, S: The effect of fertilizer best management practices on nitrate leaching in a plastic mulched ridge cultivation system, Agriculture, Ecosystems and Environment(169), 21-32 (2013), doi:10.1016/j.agee.2013.02.006 -- Details
Frei, S; Fleckenstein, JH: Representing effects of micro-topography on runoff generation and sub-surface flow patterns by using superficial rill/depression storage height variations., Environmental Modelling & Software, 52(2014), 5-18 (2013) -- Details
Partington, D; Brunner, P; Frei, S; Simmons, CT; Werner, AD; Therrien, R; Maier, HR; Dandy, GC; Fleckenstein, JH: Interpreting streamflow generation mechanisms from integrated surface-subsurface flow models of a riparian wetland and catchment., Water Resources Research (2013), doi:10.1002/wrcr.20405 [Link] -- Details
Strohmeier, S; Knorr, KH; Reichert, M; Frei, S; Fleckenstein, JH; Peiffer, S; Matzner, E: Concentrations and fluxes of dissolved organic carbon in runoff from a forested catchment: Insights from high frequency measurements, Biogeosciences, 10, 905-916 (2013), doi:10.5194/bg-10-905-2013 [Link] -- Details

-- 2012 --
Frei, S; Knorr, KH; Peiffer, S; Fleckenstein, J: Surface micro-topography causes hot spots of biogeochemical activity in wetland systems - a virtual modeling experiment., Journal of Geophysical Research - Biogeosciences, 117(G00N12), 1 - 18 (2012), doi:10.1029/2012JG002012 [Link] -- Details

-- 2011 --
Fleckenstein, JH; Frei, S; Knorr, KH: Modelling interactions between hydrologic dynamics and biogeochemical processes in a riparian wetland of a low-order stream, IAHS Red Book(345), 89-92 (2011) -- Details

-- 2010 --
Frei, S; Fleckenstein, JH; Lischeid, G: Effects of micro-topography on surface-subsurface exchange and runoff generation in a virtual riparian wetland – a modeling study, Advances in Water Resources, 33(2010)(11), 1388-1401 (2010), doi:10.1016/j.advwatres.2010.07.006 [Link] -- Details
Frei, S; Lischeid, G; Fleckenstein, JH: Effects of micro-topography on surface-subsurface exchange and runoff generation in a virtual riparian wetland - A modeling study, Advances in Water Resources, 336, 1388-1401 (2010), doi:10.1016/j.advwatres.2010.07.006 -- Details

-- 2009 --
Frei, S; Fleckenstein, JH; Kollet, S; Maxwell, RM: Patterns and dynamics of river-aquifer exchange with variably-saturated flow using a fully-coupled model., Journal of Hydrology, 3-4(375), 383-393 (2009) [Link] -- Details
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