Bedload transport: a walk between randomness and determinism. Part 1. The state of the art

C Ancey - Journal of Hydraulic Research, 2020 - Taylor & Francis
This paper outlines the various approaches used to calculate bedload transport. As bedload
transport exhibits considerable spatial and temporal variations, computing the bedload …

Theoretical analysis for bedload particle deposition and hop statistics

Z Wu, W Jiang, L Zeng, X Fu - Journal of Fluid Mechanics, 2023 - cambridge.org
Understanding the statistics of bedload particle motions is of great importance. To model the
hop events which are defined as trajectories of particles moving successively from the start …

Modeling riverbed elevation and bedload tracer transport resting times using fractional Laplace motion

Z Wu, A Singh - Journal of Geophysical Research: Earth …, 2024 - Wiley Online Library
Riverbed elevations play a crucial role in sediment transport and flow resistance, making it
essential to understand and quantify their effects. This knowledge is vital for various fields …

A velocity-variation-based formulation for bedload particle hops in rivers

Z Wu, A Singh, E Foufoula-Georgiou… - Journal of Fluid …, 2021 - cambridge.org
Bedload particle hops are defined as successive motions of a particle from start to stop,
characterizing one of the most fundamental processes of bedload sediment transport in …

Transient dispersion in a channel with crossflow and wall adsorption

B Wang, W Jiang, G Chen, L Tao - Physical Review Fluids, 2022 - APS
Dispersion of substances with reactive boundaries is relevant to a wide range of chemical,
biological, and geophysical processes. A supplied crossflow, or equivalently sedimentation …

A statistical description of particle motion and rest regimes in open‐channel flows under low bedload transport

MX Liu, A Pelosi, M Guala - Journal of Geophysical Research …, 2019 - Wiley Online Library
In the last decade several efforts were devoted to model sediment‐particle transport in rivers
as a stochastic process. Experimental observations are therefore needed to validate these …

Transient dispersion process of active particles

W Jiang, G Chen - Journal of Fluid Mechanics, 2021 - cambridge.org
Active particles often swim in confined environments. The transport mechanisms, especially
the global one as reflected by the Taylor dispersion model, are of great practical interest to …

Transport of reactive contaminant in a wetland flow with the effects of reversible and irreversible reactions on the bed surface

N Poddar, P Wang - International Communications in Heat and Mass …, 2024 - Elsevier
Wetlands are crucial for maintaining biodiversity in ecosystems. The reversible chemical
reactions can significantly affect the pollutant reduction capacity in wetland flow. The spatial …

[HTML][HTML] Modulating solute transport in magnetohydrodynamic pulsatile electroosmotic micro-channel flow: Role of symmetric and asymmetric wall zeta potentials

D Das, N Poddar, RR Kairi - Physics of Fluids, 2024 - pubs.aip.org
This study provides a critical understanding of controlling solute distribution in microfluidic
systems by examining the effects of symmetric and asymmetric zeta potentials under …

Quantifying nonlocal bedload transport: A regional-based nonlocal model for bedload transport from local to global scales

ZP Li, S Yuan, H Tang, Y Zhu, HG Sun - Advances in Water Resources, 2023 - Elsevier
Recent studies have emphasized the importance of nonlocal models in characterizing
bedload transport in natural rivers, particularly in mixed-size gravel beds or steep hillslopes …