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Ralph Mathias Johannes Schielen

Observed names: R Schielen, R. J. M. Schielen, R. M. J. Schielen, R. Schielen, R.M.J Schielen, R.M.J. Schielen, RALPH MJ SCHIELEN, Ralph M. J. Schielen, Ralph M. J. Schielen, Ralph M.J. Schielen, Ralph Schielen, Schielen R.M.J., Schielen, R.M.J., Schielen, R.M.J. (Ralph), Schielen, R.M.J. (author), Schielen, Ralph, Schielen, Ralph M J, Schielen, Ralph M. J., Schielen, Ralph M.J., Schielen, Ralph Mathias Johannes, Schielen, Ralph*
Observed institutions: Utrecht University, Ministry of Infrastructure and Water Management, HKV (Netherlands), Rijkswaterstaat, École Polytechnique Fédérale de Lausanne, Wageningen University & Research, University of Twente, Delft University of Technology
ORCID: 0000-0003-1838-1879
Observed ORCID: 0000-0003-1838-1879
OpenAlex ID: A5081223584
On the nonlinear dynamics of free bars in straight channels
1993 · R. Schielen, A. Doelman, et al. · Journal of Fluid Mechanics · 153
The influence of grid shape and grid size on hydraulic river modelling performance
2019 · A. Bomers, R. M. J. Schielen, et al. · Environmental Fluid Mechanics · 115
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Modelling the effect of time‐dependent river dune evolution on bed roughness and stage
2010 · Andries J. Paarlberg, C. Marjolein Dohmen‐Janssen, et al. · Earth Surface Processes and Landforms · 79
Assessment of uncertainties in expert knowledge, illustrated in fuzzy rule-based models
2010 · J.A.E.B. Janssen, M.S. Krol, et al. · Ecological Modelling · 56
River Response to Anthropogenic Modification: Channel Steepening and Gravel Front Fading in an Incising River
2020 · C. Ylla Arbós, A. Blom, et al. · Geophysical Research Letters · 54
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Morphodynamic assessment of side channel systems using a simple one‐dimensional bifurcation model and a comparison with aerial images
2017 · R. Pepijn van Denderen, Ralph M. J. Schielen, et al. · Earth Surface Processes and Landforms · 47
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Historic Flood Reconstruction With the Use of an Artificial Neural Network
2019 · A. Bomers, B. van der Meulen, et al. · Water Resources Research · 46
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The effect of modelling expert knowledge and uncertainty on multicriteria decision making: a river management case study
2010 · Judith A.E.B. Janssen, Maarten S. Krol, et al. · Environmental Science & Policy · 45
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Extreme river flood exposes latent erosion risk
2025 · H. J. Barneveld, R. M. Frings, et al. · Nature · 41
Coping with Uncertainty in River Management: Challenges and Ways Forward
2017 · J. J. Warmink, M. Brugnach, et al. · Water Resources Management · 38
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Application of a lower-fidelity surrogate hydraulic model for historic flood reconstruction
2019 · A. Bomers, R.M.J. Schielen, et al. · Environmental Modelling & Software · 37
Redistribution of Velocity and Bed-Shear Stress in Straight and Curved Open Channels by Means of a Bubble Screen: Laboratory Experiments
2008 · K. Blanckaert, F. A. Buschman, et al. · Journal of Hydraulic Engineering · 37
Consequences of dike breaches and dike overflow in a bifurcating river system
2019 · Anouk Bomers, Ralph M. J. Schielen, et al. · Natural Hazards · 33
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Assessing the IUCN global standard as a framework for nature-based solutions in river flood management applications
2024 · Maikel Berg, Chris J. Spray, et al. · The Science of The Total Environment · 32
Decreasing uncertainty in flood frequency analyses by including historic flood events in an efficient bootstrap approach
2019 · Anouk Bomers, Ralph M. J. Schielen, et al. · Natural hazards and earth system sciences · 28
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A Framework to Evaluate the SDG Contribution of Fluvial Nature-Based Solutions
2021 · Tatiana Andrikopoulou, Ralph M. J. Schielen, et al. · Sustainability · 26
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Delineating the Model-Stakeholder Gap: Framing Perceptions to Analyse the Information Requirement in River Management
2008 · Judith A. E. B. Janssen, Arjen Y. Hoekstra, et al. · Water Resources Management · 26
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Explaining artificial side channel dynamics using data analysis and model calculations
2018 · R. Pepijn van Denderen, Ralph M.J. Schielen, et al. · Geomorphology · 24
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Failure of Grass Covered Flood Defences with Roads on Top Due to Wave Overtopping: A Probabilistic Assessment Method
2018 · Juan P. Aguilar-López, Jord J. Warmink, et al. · Journal of Marine Science and Engineering · 24
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Piping erosion safety assessment of flood defences founded over sewer pipes
2016 · J.P. Aguilar-López, J.J. Warmink, et al. · European Journal of Environmental and Civil engineering · 22
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Semicentennial Response of a Bifurcation Region in an Engineered River to Peak Flows and Human Interventions
2023 · M. Kifayath Chowdhury, Astrid Blom, et al. · Water Resources Research · 21
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Ill posedness in modelling two-dimensional morphodynamic problems: effects of bed slope and secondary flow
2019 · Víctor Chavarrías, Ralph Schielen, et al. · Journal of Fluid Mechanics · 18
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A reduced complexity model of a gravel-sand river bifurcation: Equilibrium states and their stability
2018 · Ralph M.J. Schielen, Astrid Blom · Advances in Water Resources · 16
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Disentangling changes in the river bed profile: The morphological impact of river interventions in a managed river
2022 · R. Pepijn van Denderen, Emiel Kater, et al. · Geomorphology · 15
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DSS-large rivers: developing a DSS under changing societal requirements
2003 · R.M.J. Schielen, P.J.A. Gijsbers · Physics and Chemistry of the Earth Parts A/B/C · 14
Works count: 223
Citation count: 1,221
H-index: 21
I10-index: 31
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