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Modeling of multilayer cohesive bank erosion with a coupled bank stability and mobile-bed model (2014)
Journal Article
Lai, Y. G., Thomas, R. E., Ozeren, Y., Simon, A., Greimann, B. P., & Wu, K. (2015). Modeling of multilayer cohesive bank erosion with a coupled bank stability and mobile-bed model. Geomorphology, 243, 116-129. https://doi.org/10.1016/j.geomorph.2014.07.017

Streambank erosion can be an important form of channel change in unstable alluvial environments. It should be accounted for in geomorphic studies, river restoration, dam removal, and channel maintenance projects. Recently, one-dimensional and two-dim... Read More about Modeling of multilayer cohesive bank erosion with a coupled bank stability and mobile-bed model.

Physical modelling of water, fauna and flora: Knowledge gaps, avenues for future research and infrastructural needs (2014)
Journal Article
Thomas, R. E., Johnson, M. F., Frostick, L. E., Parsons, D. R., Bouma, T. J., Dijkstra, J. T., Eiff, O., Gobert, S., Henry, P.-Y., Kemp, P., McLelland, S. J., Moulin, F. Y., Myrhaug, D., Neyts, A., Paul, M., Penning, W. E., Puijalon, S., Rice, S. P., Stanica, A., Tagliapietra, D., …Vousdoukas, M. I. (2014). Physical modelling of water, fauna and flora: Knowledge gaps, avenues for future research and infrastructural needs. Journal of Hydraulic Research, 52(3), 311-325. https://doi.org/10.1080/00221686.2013.876453

Physical modelling is a key tool for generating understanding of the complex interactions between aquatic organisms and hydraulics, which is important for management of aquatic environments under environmental change and our ability to exploit ecosys... Read More about Physical modelling of water, fauna and flora: Knowledge gaps, avenues for future research and infrastructural needs.

Bank pull or bar push: What drives scroll-bar formation in meandering rivers? (2014)
Journal Article
van de Lageweg, W. I., van Dijk, W. M., Baar, A. W., Rutten, J., & Kleinhans, M. G. (2014). Bank pull or bar push: What drives scroll-bar formation in meandering rivers?. Geology, 42(4), 319-322. https://doi.org/10.1130/G35192.1

One of the most striking features of meandering rivers are quasi-regular ridges of the point bar, evidence of a pulsed lateral migration of meander bends. Scroll bars formed on the inner bend are preserved on the point-bar surface as a series of ridg... Read More about Bank pull or bar push: What drives scroll-bar formation in meandering rivers?.

The critical role of stratification in submarine channels: Implications for channelization and long runout of flows (2014)
Journal Article
Dorrell, R. M., Darby, S. E., Peakall, J., Sumner, E. J., Parsons, D. R., & Wynn, R. B. (2014). The critical role of stratification in submarine channels: Implications for channelization and long runout of flows. Journal of Geophysical Research: Oceans, 119(4), 2620-2641. https://doi.org/10.1002/2014jc009807

Channelized submarine gravity currents travel remarkable distances, transporting sediment to the distal reaches of submarine fans. However, the mechanisms by which flows can be sustained over these distances remain enigmatic. In this paper we conside... Read More about The critical role of stratification in submarine channels: Implications for channelization and long runout of flows.

Theoretical investigation of the thermal performance of a novel solar loop-heat-pipe façade-based heat pump water heating system (2014)
Journal Article
He, W., Hong, X., Zhao, X., Zhang, X., Shen, J., & Ji, J. (2014). Theoretical investigation of the thermal performance of a novel solar loop-heat-pipe façade-based heat pump water heating system. Energy and Buildings, 77, 180-191. https://doi.org/10.1016/j.enbuild.2014.03.053

The aim of the paper was to present a dedicated theoretical investigation into the thermal performance of a novel solar loop-heat-pipe façade based heat pump water heating system. This involved thermo-fluid analyses, computer numerical model developm... Read More about Theoretical investigation of the thermal performance of a novel solar loop-heat-pipe façade-based heat pump water heating system.

Autonomous Underwater Vehicles (AUVs): Their past, present and future contributions to the advancement of marine geoscience (2014)
Journal Article
Wynn, R. B., Huvenne, V. A., Le Bas, T. P., Murton, B. J., Connelly, D. P., Bett, B. J., Ruhl, H. A., Morris, K. J., Peakall, J., Parsons, D. R., Sumner, E. J., Darby, S. E., Dorrell, R. M., & Hunt, J. E. (2014). Autonomous Underwater Vehicles (AUVs): Their past, present and future contributions to the advancement of marine geoscience. Marine Geology, 352, 451-468. https://doi.org/10.1016/j.margeo.2014.03.012

Autonomous Underwater Vehicles (AUVs) have a wide range of applications in marine geoscience, and are increasingly being used in the scientific, military, commercial, and policy sectors. Their ability to operate autonomously of a host vessel makes th... Read More about Autonomous Underwater Vehicles (AUVs): Their past, present and future contributions to the advancement of marine geoscience.

Flow measurement around organisms and surrogates (2014)
Book Chapter
Thomas, R. E., McLelland, S. J., Eiff, O., & Parsons, D. R. (2014). Flow measurement around organisms and surrogates. In L. Frostick, R. Thomas, M. Johnson, S. Rice, & S. McLelland (Eds.), Users Guide to Ecohydraulic Modelling and Experimentation: Experience of the Ecohydraulic Research Team (PISCES) of the HYDRALAB Network (43-74). CRC Press. https://doi.org/10.1201/b16630-11

This chapter reviews methods of measuring turbulent fluid flowing through and around flora and fauna. It begins with a discussion of the relevant aspects of the nature of turbulent flows and highlights difficulties associated with their measurement.... Read More about Flow measurement around organisms and surrogates.

Plants, hydraulics and sediment dynamics (2014)
Book Chapter
Paul, M., Thomas, R. E., Dijkstra, J. T., Penning, W. E., & Vousdoukas, M. I. (2014). Plants, hydraulics and sediment dynamics. In L. Frostick, R. Thomas, M. Johnson, S. Rice, & S. McLelland (Eds.), Users Guide to Ecohydraulic Modelling and Experimentation: Experience of the Ecohydraulic Research Team (PISCES) of the HYDRALAB Network (91-116). CRC Press. https://doi.org/10.1201/b16630-14

Most studies on coastal and fluvial hydro-and morpho-dynamics have focused on flow properties and their interactions with sediments. However, it has long been accepted that vegetation is also an important factor that can affect the flow in, and the m... Read More about Plants, hydraulics and sediment dynamics.

Scales and causes of heterogeneity in bars in a large multi-channel river: Río Paraná, Argentina (2014)
Journal Article
Reesink, A. J. H., Ashworth, P. J., Sambrook Smith, G. H., Best, J. L., Parsons, D. R., Amsler, M. L., Hardy, R. J., Lane, S. N., Nicholas, A. P., Orfeo, O., Sandbach, S. D., Simpson, C. J., & Szupiany, R. N. (2014). Scales and causes of heterogeneity in bars in a large multi-channel river: Río Paraná, Argentina. Sedimentology, 61(4), 1055-1085. https://doi.org/10.1111/sed.12092

To date, published studies of alluvial bar architecture in large rivers have been restricted mostly to case studies of individual bars and single locations. Relatively little is known about how the depositional processes and sedimentary architecture... Read More about Scales and causes of heterogeneity in bars in a large multi-channel river: Río Paraná, Argentina.

Near-bed and surface flow division patterns in experimental river bifurcations (2014)
Journal Article
Marra, W. A., Parsons, D. R., Kleinhans, M. G., Keevil, G. M., & Thomas, R. E. (2014). Near-bed and surface flow division patterns in experimental river bifurcations. Water Resources Research, 50(2), 1506-1530. https://doi.org/10.1002/2013WR014215

Understanding channel bifurcation mechanics is of great importance for predicting and managing multichannel river processes and avulsion in distributary river deltas. To date, research on river channel bifurcations has focused on factors determining... Read More about Near-bed and surface flow division patterns in experimental river bifurcations.

Baselines and Monitoring Methods for Detecting Impacts of Hydrodynamic Energy Extraction on Intertidal Communities of Rocky Shores (2014)
Book Chapter
Want, A., Beharie, R. A., Bell, M. C., & Side, J. C. (2014). Baselines and Monitoring Methods for Detecting Impacts of Hydrodynamic Energy Extraction on Intertidal Communities of Rocky Shores. In M. A. Shields, & A. I. L. Payne (Eds.), Marine Renewable Energy Technology and Environmental Interactions (21-38). Dordrecht: Springer. https://doi.org/10.1007/978-94-017-8002-5_3

As part of the UK government{\textquoteright}s objective to deliver an increasing proportion of electricity from renewable sources, West Mainland, Orkney, is at the forefront of the development of wave-energy extraction devices. Exposure to wave ener... Read More about Baselines and Monitoring Methods for Detecting Impacts of Hydrodynamic Energy Extraction on Intertidal Communities of Rocky Shores.

Driven around the bend: spatial evolution and controls on the orientation of helical bend flow in a natural submarine gravity current (2014)
Journal Article
Sumner, E. J., Peakall, J., Dorrell, R. M., Parsons, D. R., Darby, S. E., Wynn, R. B., McPhail, S. D., Perrett, J., Webb, A., & White, D. (2014). Driven around the bend: spatial evolution and controls on the orientation of helical bend flow in a natural submarine gravity current. Journal of Geophysical Research: Oceans, 119(2), 898-913. https://doi.org/10.1002/2013jc009008

Submarine channel systems transport vast amounts of terrestrial sediment into the deep sea. Understanding the dynamics of the gravity currents that create these systems, and in particular, how these flows interact with and form bends, is fundamental... Read More about Driven around the bend: spatial evolution and controls on the orientation of helical bend flow in a natural submarine gravity current.

Valley formation by groundwater seepage, pressurized groundwater outbursts and crater-lake overflow in flume experiments with implications for Mars (2014)
Journal Article
Marra, W. A., Braat, L., Baar, A. W., & Kleinhans, M. G. (2014). Valley formation by groundwater seepage, pressurized groundwater outbursts and crater-lake overflow in flume experiments with implications for Mars. Icarus, 232, 97-117. https://doi.org/10.1016/j.icarus.2013.12.026

Remains of fluvial valleys on Mars reveal the former presence of water on the surface. However, the source of water and the hydrological setting is not always clear, especially in types of valleys that are rare on Earth and where we have limited know... Read More about Valley formation by groundwater seepage, pressurized groundwater outbursts and crater-lake overflow in flume experiments with implications for Mars.

Geometrical and mechanical properties of four species of northern European brown macroalgae (2013)
Journal Article
Paul, M., Henry, P. Y. T., & Thomas, R. E. (2014). Geometrical and mechanical properties of four species of northern European brown macroalgae. Coastal Engineering, 84, 73-80. https://doi.org/10.1016/j.coastaleng.2013.11.007

Aquatic vegetation interacts with the flow by posing an obstruction and in return experiences drag and is reconfigured by acting forces. It is suggested that plant buoyancy and stiffness affect these bio-physical interactions and hence should be cons... Read More about Geometrical and mechanical properties of four species of northern European brown macroalgae.

First direct measurements of hydraulic jumps in an active submarine density current (2013)
Journal Article
Sumner, E. J., Peakall, J., Parsons, D. R., Wynn, R. B., Darby, S. E., Dorrell, R. M., McPhail, S. D., Perrett, J., Webb, A., & White, D. (2013). First direct measurements of hydraulic jumps in an active submarine density current. Geophysical research letters, 40(22), 5904-5908. https://doi.org/10.1002/2013gl057862

For almost half a century, it has been suspected that hydraulic jumps, which consist of a sudden decrease in downstream velocity and increase in flow thickness, are an important feature of submarine density currents such as turbidity currents and deb... Read More about First direct measurements of hydraulic jumps in an active submarine density current.

Polydisperse suspensions: Erosion, deposition, and flow capacity (2013)
Journal Article
Dorrell, R. M., Hogg, A. J., & Pritchard, D. (2013). Polydisperse suspensions: Erosion, deposition, and flow capacity. Journal of Geophysical Research: Earth Surface, 118(3), 1939-1955. https://doi.org/10.1002/jgrf.20129

Deposition from particle-laden flows is often described in terms of the capacity and competence of the flow, but robust definitions of these terms have proved elusive. In this paper we provide a mathematical modeling framework within which erosion an... Read More about Polydisperse suspensions: Erosion, deposition, and flow capacity.

Were rivers flowing across the Sahara during the last interglacial? Implications for human migration through Africa. (2013)
Journal Article
Coulthard, T. J., Ramirez, J. A., Barton, N., Rogerson, M., & Brücher, T. (2013). Were rivers flowing across the Sahara during the last interglacial? Implications for human migration through Africa. PLoS ONE, 8(9), 0-0. https://doi.org/10.1371/journal.pone.0074834

Human migration north through Africa is contentious. This paper uses a novel palaeohydrological and hydraulic modelling approach to test the hypothesis that under wetter climates c.100,000 years ago major river systems ran north across the Sahara to... Read More about Were rivers flowing across the Sahara during the last interglacial? Implications for human migration through Africa..

Integrating the LISFLOOD-FP 2D hydrodynamic model with the CAESAR model: implications for modelling landscape evolution (2013)
Journal Article
Coulthard, T. J., Neal, J. C., Bates, P. D., Ramirez, J., de Almeida, G. A., & Hancock, G. R. (2013). Integrating the LISFLOOD-FP 2D hydrodynamic model with the CAESAR model: implications for modelling landscape evolution. Earth surface processes and landforms : the journal of the British Geomorphological Research Group, 38(15), 1897-1906. https://doi.org/10.1002/esp.3478

Landscape evolution models (LEMs) simulate the geomorphic development of river basins over long time periods and large space scales (100s-1000s of years, 100s of km2). Due to these scales they have been developed with simple steady flow models that e... Read More about Integrating the LISFLOOD-FP 2D hydrodynamic model with the CAESAR model: implications for modelling landscape evolution.

Superelevation and overspill control secondary flow dynamics in submarine channels (2013)
Journal Article
Dorrell, R. M., Darby, S. E., Peakall, J., Sumner, E. J., Parsons, D. R., & Wynn, R. B. (2013). Superelevation and overspill control secondary flow dynamics in submarine channels. Journal of Geophysical Research: Oceans, 118(8), 3895-3915. https://doi.org/10.1002/jgrc.20277

In subaerial and submarine meander bends, fluid flow travels downstream in a helical spiral, the structure of which is determined by centrifugal, hydrostatic, baroclinic, and Coriolis forces that together balance frictional stresses generated by the... Read More about Superelevation and overspill control secondary flow dynamics in submarine channels.