Search Results - "Cooker, Mark J."

Moving boulders in flash floods and estimating flow conditions using boulders in ancient deposits by Alexander, Jan, Cooker, Mark J.

“…Boulders moving in flash floods cause considerable damage and casualties. More and bigger boulders move in flash floods than predicted from published theory…”
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Droplet impact onto a porous substrate: a Wagner theory for early-stage spreading by Moreton, Gavin, Purvis, Richard, Cooker, Mark J.

“…An analytical model for droplet impact onto a porous substrate is presented, based on Wagner theory. An idealised substrate boundary condition is introduced,…”
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Flow patterns, sedimentation and deposit architecture under a hydraulic jump on a non-eroding bed: defining hydraulic-jump unit bars by MACDONALD, ROBERT G, ALEXANDER, JAN, BACON, JOHN C, COOKER, MARK J

“…This paper presents results from two flume runs of an ongoing series examining flow structure, sediment transport and deposition in hydraulic jumps. It…”
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Thermal structure of a gas-permeable lava dome and timescale separation in its response to perturbation by Hicks, Peter D., Matthews, Adrian J., Cooker, Mark J.

“…The thermal boundary layer at the surface of a volcanic lava dome is investigated through a continuum model of the thermodynamic advection‐diffusion processes…”
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A theory for the impact of a wave breaking onto a permeable barrier with jet generation by Cooker, Mark J.

“…We model a water wave impact onto a porous breakwater. The breakwater surface is modelled as a thin barrier composed of solid matter pierced by channels…”
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Variations in the architecture of hydraulic-jump bar complexes on non-eroding beds by Macdonald, Robert G., Alexander, Jan, Bacon, John C., Cooker, Mark J.

“…Sediment accumulation downstream of hydraulic jumps can occur in many settings but the architectures of such deposits are poorly documented. Here, three flume…”
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Triggering of a volcanic dome collapse by rainwater infiltration by Hicks, Peter D., Matthews, Adrian J., Cooker, Mark J.

“…The thermodynamic processes in a one‐dimensional model of a porous lava dome are considered in the presence of a rising magmatic gas flux through the void…”
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The flip-through of a plane inviscid jet with a free surface by Cooker, Mark J.

“…The growth of a two-dimensional liquid jet is modelled, in which an inviscid incompressible fluid is in irrotational flow. On the moving free surface, the…”
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Three-dimensional steep wave impact on a vertical cylinder by CHATJIGEORGIOU, Ioannis K., KOROBKIN, Alexander A., COOKER, Mark J.

“…In the present study we investigate the 3-D hydrodynamic slamming problem on a vertical cylinder due to the impact of a steep wave that is moving with a steady…”
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Incipient mixing by Marangoni effects in slow viscous flow of two immiscible fluid layers by Rickett, Lydia M., Penfold, Robert, Blyth, Mark G., Purvis, Richard, Cooker, Mark J.

“…Ignoring inertia, a deformable interface separating two fluid films is considered, subject to non-uniform tension driven by the solutal Marangoni effect in the…”
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Saturation front evolution for liquid infiltration into a gas filled porous medium with counter-current flow by Hicks, Peter D., Cooker, Mark J., Matthews, Adrian J.

“…The infiltration of liquid into a gas saturated porous network is investigated. Particular attention is paid to the situation in which a pressure gradient in…”
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Reductions in water level over coastal wetlands during storm surges and tsunamis: An analytical result and a critical review of the literature by Grant, Alastair, Cooker, Mark J.

“…Understanding how saltmarshes and mangroves reduce movement inland of high water levels resulting from storm surges and tsunamis is vital for disaster planning…”
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Unsteady pressure fields which precede the launch of free–surface liquid jets by Cooker, Mark J.

“…An inviscid, incompressible fluid in irrotational flow, with a prescribed free surface, responds to a specified initial velocity. The initial free surfaces…”
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Liquid impact, kinetic energy loss and compressibility: Lagrangian, Eulerian and acoustic viewpoints by COOKER, Mark J

“…From Lagrange's equations of incompressible fluid motion a model is derived for the collision between a liquid mass and a solid surface. The classical idea of…”
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Three-dimensional steep wave impact on a vertical plate with an open rectangular section by Chatjigeorgiou, Ioannis K., Korobkin, Alexander A., Cooker, Mark J.

“…•The three-dimensional hydrodynamic slamming problem on a vertical plate subjected to the impact of a steep wave using linear potential theory is…”
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The influence of scale on the air flow and pressure in the modelling of Oscillating Water Column Wave Energy Converters by Dimakopoulos, Aggelos S., Cooker, Mark J., Bruce, Tom

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Free‐surface motion of a thin sheet of inviscid fluid by COOKER, Mark J

“…The impact of a water wave against a seawall or cliff can cause a mass of water to be projected upward as a thin nearly flat high‐speed sheet of water, moving…”
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The pressure impulse in a fluid saturated crack in a sea wall by Cox, Simon J., Cooker, Mark J.

“…When a wave breaks against a sea wall containing a crack, such as might exist within the blockwork, pressure pulses can travel through the fluid and propagate…”
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A commemoration of Howell Peregrine, 30 December 1938–20 March 2007 by Cooker, Mark J.

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Correspondence by Cooker, Mark J.

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