Granular and particle-laden flows: from laboratory experiments to field observations

R Delannay, A Valance, A Mangeney… - Journal of Physics D …, 2017 - iopscience.iop.org
This review article provides an overview of dry granular flows and particle fluid mixtures,
including experimental and numerical modeling at the laboratory scale, large scale …

A depth-averaged-rheology for shallow granular free-surface flows

J Gray, AN Edwards - Journal of Fluid Mechanics, 2014 - cambridge.org
A depth-averaged µ(I)-rheology for shallow granular free-surface flows Page 1 J. Fluid Mech.
(2014), vol. 755, pp. 503–534. c Cambridge University Press 2014 doi:10.1017/jfm.2014.450 …

Well-posed and ill-posed behaviour of the-rheology for granular flow

T Barker, DG Schaeffer, P Bohórquez… - Journal of Fluid …, 2015 - cambridge.org
In light of the successes of the Navier–Stokes equations in the study of fluid flows, similar
continuum treatment of granular materials is a long-standing ambition. This is due to their …

What determines the downstream evolution of turbidity currents?

CJ Heerema, PJ Talling, MJ Cartigny, CK Paull… - Earth and Planetary …, 2020 - Elsevier
Seabed sediment flows called turbidity currents form some of the largest sediment
accumulations, deepest canyons and longest channel systems on Earth. Only rivers …

Shedding effects of sediment composition and bed morphology on debris flow dynamics and entrainment mechanism: Insights from laboratory experiments

P Li, J Wang, K Hu, J **e - Engineering Geology, 2024 - Elsevier
Sediment composition and bed morphology are two crucial factors that can significantly
affect the dynamics of debris mixtures and attendant entrainment characteristics. In this …

Influence of slope angle on deposit morphology and propagation of laboratory landslides

YB Wu, Z Duan, JB Peng, Q Zhang, T Pähtz - Scientific Reports, 2023 - nature.com
Landslide deposits often exhibit surface features, such as transverse ridges and X-shaped
conjugate troughs, whose physical formation origins are not well understood. To study the …

Partial regularisation of the incompressible 𝜇 (I)-rheology for granular flow

T Barker, J Gray - Journal of Fluid Mechanics, 2017 - cambridge.org
In recent years considerable progress has been made in the continuum modelling of
granular flows, in particular the curve, which is inspired by the analysis of the governing …

Constitutive relations for compressible granular flow in the inertial regime

DG Schaeffer, T Barker, D Tsuji, P Gremaud… - Journal of Fluid …, 2019 - cambridge.org
Granular flows occur in a wide range of situations of practical interest to industry, in our
natural environment and in our everyday lives. This paper focuses on granular flow in the so …

A two-dimensional depth-averaged-rheology for dense granular avalanches

JL Baker, T Barker, J Gray - Journal of Fluid Mechanics, 2016 - cambridge.org
Steady uniform granular chute flows are common in industry and provide an important test
case for new theoretical models. This paper introduces depth-integrated viscous terms into …

Particle-size segregation patterns in a partially filled triangular rotating drum

ESF Maguire, T Barker, M Rauter… - Journal of Fluid …, 2024 - cambridge.org
In this paper a fully coupled particle-size segregation model for granular flows (Barker et al.,
J. Fluid Mech., vol. 909, 2021, p. A22) is used to simulate the development of the patterns in …