Search Results - "Hey, D. R"
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The Effect of Instream Rehabilitation Structures on Macroinvertebrates in Lowland Rivers
Published in The Journal of applied ecology (01-12-2004)“…1. Many lowland rivers in Western Europe have been substantially modified to aid land drainage and support the intensification of agriculture. Although there…”
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River Rehabilitation and Fish Populations: Assessing the Benefit of Instream Structures
Published in The Journal of applied ecology (01-04-2003)“…1. River rehabilitation schemes are now widespread in the UK and elsewhere, but there have been few systematic assessments of their ecological effect,…”
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Use of Vanes for Control of Scour at Vertical Wall Abutments
Published in Journal of hydraulic engineering (New York, N.Y.) (01-09-2001)“…Rock vanes are single-arm structures angled to the flow with a pitch into the streambed such that the tip of the vane is submerged even during low flow. Vanes…”
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Behavior of Meandering Overbank Channels with Graded Sand Beds
Published in Journal of hydraulic engineering (New York, N.Y.) (01-08-2005)“…Measurements of velocity distributions, depth variation, and sediment transport have been made under bankfull and overbank flow conditions in meandering…”
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TESS Cycle 2 observations of roAp stars with 2-min cadence data
Published in Monthly notices of the Royal Astronomical Society (01-02-2024)“…ABSTRACT We present the results of a systematic search of the Transiting Exoplanet Survey Satellite (TESS) 2-min cadence data for new rapidly oscillating Ap…”
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TESS cycle 1 observations of roAp stars with 2-min cadence data
Published in Monthly notices of the Royal Astronomical Society (2021)“…ABSTRACT We present the results of a systematic search for new rapidly oscillating Ap (roAp) stars using the 2-min cadence data collected by the Transiting…”
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Flow structures in a two-stage channel with a mobile bed
Published in Journal of hydraulic research (01-01-2004)“…A large scale model hydraulic study of inbank and overbank river flow, using a regular sinuous river channel with a mobile bed, was carried out in the UK Flood…”
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PIK3CA mutations can initiate pancreatic tumorigenesis and are targetable with PI3K inhibitors
Published in Oncogenesis (New York, NY) (05-10-2015)“…Aberrations in the phosphoinositide 3-kinase (PI3K) signaling pathway have a key role in the pathogenesis of numerous cancers by altering cell growth,…”
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Closure of "Use of Vanes for Control of Scour at Vertical Wall Abutments" by P. A. Johnson, R. D. Hey, M. Tessier, and D. L. Rosgen
Published in Journal of hydraulic engineering (New York, N.Y.) (01-03-2003)“…We appreciate the questions brought to us by the discusser, as we suspect many others may have similar questions. The following points are made in response to…”
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Rapid Assessment of Channel Stability in Vicinity of Road Crossing
Published in Journal of hydraulic engineering (New York, N.Y.) (01-06-1999)“…The ability to assess channel stability of gravel bed rivers in the vicinity of structures such as bridges, culverts, and roadways is necessary for bridge…”
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Fluvial geomorphological methodology for natural stable channel design
Published in Journal of the American Water Resources Association (01-04-2006)“…A fluvial geomorphological methodology for designing natural stable channels is being widely applied for river restoration. It is an analogue procedure, as the…”
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Direct measurements of secondary currents at a river inflexion point
Published in Nature (London) (01-01-1979)“…A study of secondary flow patterns and direct measurements at a river inflexion point show that the system of flow cell development observed in flume studies…”
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TESS Cycle 1 observations of roAp stars with 2-min cadence data
Published 27-05-2021“…We present the results of a systematic search for new rapidly oscillating Ap (roAp) stars using the 2-min cadence data collected by the Transiting Exoplanet…”
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STREAM RESTORATION IN THE VICINITY OF BRIDGES
Published in Journal of the American Water Resources Association (01-02-2002)“…The number of stream restoration and enhancement projects being implemented is rapidly increasing. At road crossings, a transition must be created from the…”
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Direct measurements of secondary currents in river bends
Published in Nature (London) (06-10-1977)Get full text
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Stable Channels with Mobile Gravel Beds
Published in Journal of hydraulic engineering (New York, N.Y.) (01-08-1986)“…Regime type equations for mobile gravel-bed rivers are presented based on data obtained from 62 stable gravel-bed river reaches in the United Kingdom. Multiple…”
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Valuation of the Environmental Impact of Wetland Flood Protection and Drainage Schemes
Published in Environment and planning. A (01-07-1983)“…Large areas of the remaining wetlands in the United Kingdom are faced with virtual extinction because of the pressures engendered by high productivity farming…”
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On nonlinear simple waves in alluvial river flows: a theory for sediment bores
Published in Philosophical transactions of the Royal Society of London. Series A: Physical sciences and engineering (15-01-1991)“…An increase in the upstream sediment discharge rate in an otherwise uniform alluvial flow often leads to the formation of a stable, propagating sediment bore…”
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Discussions and Closure: Characterization of Stream Meanders for Stream Restoration
Published in Journal of hydraulic engineering (New York, N.Y.) (01-02-1999)Get full text
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