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Roscoe G. Jackson

Researcher at Northwestern University

Publications -  4
Citations -  911

Roscoe G. Jackson is an academic researcher from Northwestern University. The author has contributed to research in topics: Meander & Boundary layer. The author has an hindex of 4, co-authored 4 publications receiving 885 citations.

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Sedimentological and fluid-dynamic implications of the turbulent bursting phenomenon in geophysical flows

TL;DR: The bursting process in turbulent boundary layers provides new insight on turbulence phenomena, mechanics of sedimentation, and genesis of bedforms in natural geophysical flows as mentioned in this paper, which can be divided into an inner zone and an outer zone, whose properties scale with the fluid-dynamic variables of the entire flow.
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Hierarchical attributes and a unifying model of bed forms composed of cohesionless material and produced by shearing flow

TL;DR: In this article, the authors defined three fundamental groups of bed forms common to all sedimentary environments dominated by shearing flow: the largest bed forms (macroforms), such as point bars, respond to geomorphological regime of the environment and are relatively insensitive to changes in fluid-dynamic regime during an individual dynamic event (for example, a flood in a river).
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Velocity–bed-form–texture patterns of meander bends in the lower Wabash River of Illinois and Indiana

TL;DR: In the lower Wabash River of Illinois and Indiana, a given meander bend at any stream discharge shows the following sequence of increasing length of transition zones: spiral flow, depth, velocity magnitude, mean size of bed material, and dune height as discussed by the authors.
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Largescale ripples of the lower Wabash River

TL;DR: In this article, a depth-velocity-size diagram of the stability fields of large-scale ripples in the lower Wabash River is presented, showing the existence of dunes upon stoss-sides of sand waves.