User contributions for Dronkers J

21:0621:06, 12 May 2025 diff hist −1,454 Shallow-water wave theory No edit summary
14:2614:26, 12 May 2025 diff hist +349 N File:FlipThrough.jpg Successive profiles (from right to left) of a wave approaching a wall, illustrating wave front steepening, rapid squeezing, filling of the wave trough and generation of a jet climbing the rigid wall. Redrawn after Peregrine (2003<ref>Peregrine, D. 2003... current
14:1914:19, 12 May 2025 diff hist +273 N File:WaveLoadBreakwater.jpg Goda’s formula for wave pressure loading on a vertical breakwater<ref>Goda, Y. 1974. A new method of wave pressure calculation for the design of composite breakwater. In Proceedings of the 14th Conference on Coastal Engineering. ASCE, pp. 1702–1720... current

20:2620:26, 8 May 2025 diff hist +92 N File:TanhBayScheme.jpg Sketch and symbols of the hyperbolic tangent representation of a headland bay. current
20:2520:25, 8 May 2025 diff hist +64 N File:ParabolicBayScheme.jpg Sketch and symbols for the parabolic headland bay. current
20:2420:24, 8 May 2025 diff hist +70 N File:Logspiral.jpg Sketch and symbols for the logspiral plan shape formula. current

18:1118:11, 6 May 2025 diff hist +233 N File:BeachClassification.jpg Beach morphologies according to the parameters Ω and RTR, based on beach surveys in England, Wales, Northern Ireland and Australia. Reflective beaches are found in the red zone and dissipative beaches in the blue zone. current
12:0012:00, 6 May 2025 diff hist +612 Dune development No edit summary
10:3210:32, 6 May 2025 diff hist +273 Wave run-up No edit summary
10:0610:06, 6 May 2025 diff hist +2,565 Swash No edit summary
09:3409:34, 6 May 2025 diff hist +752 Beach scraping No edit summary current

15:2515:25, 4 May 2025 diff hist +971 Groundwater management in low-lying coastal zones No edit summary current
11:3811:38, 4 May 2025 diff hist +127 N File:BangladeshGWsal.jpg Bangladesh groundwater salinity (PSU) at 34 m below soil surface. Figure adapted from badc.portal.gov.bd. (2010). current

14:4714:47, 3 May 2025 diff hist +747 Submarine groundwater discharge No edit summary
14:0714:07, 3 May 2025 diff hist +554 N Effective stress Created page with "{{ Definition| title = Effective stress in soils | definition = Part of the total stress that is carried by the soil skeleton (i.e., the contacts between sediment particles)...." current

14:5614:56, 2 May 2025 diff hist +5,807 Beach groundwater No edit summary
11:4011:40, 2 May 2025 diff hist +112 N File:WaveSetupGroundwaterflow.jpg Groundwater flow pattern induced by wave set-up according to a theoretical model of Massel (2001). current

21:0821:08, 1 May 2025 diff hist +62 N File:DefSketchBeachWaterTable.jpg Definition sketch of beach water table dynamics. current

18:0718:07, 23 April 2025 diff hist +298 N File:SandMotor10.jpg The evolution of the 21 million m3 ‘sandmotor’ nourishment on the Dutch coast from 2011 (initial state) to 2021. During this period about 10% of the sand was lost, 10% was spread to the north (dominant littoral drift direction) and 5% to the south.... current
13:1513:15, 23 April 2025 diff hist +6,255 Littoral drift and shoreline modelling No edit summary
11:4611:46, 23 April 2025 diff hist +110 Wave set-up No edit summary

19:2619:26, 21 April 2025 diff hist +667 Infragravity waves No edit summary
19:1119:11, 21 April 2025 diff hist +77 Overwash No edit summary current
12:0112:01, 21 April 2025 diff hist +862 Infragravity waves No edit summary
10:0610:06, 21 April 2025 diff hist +70 N File:WaveGroupDef.jpg Wave group envelope (green) and infragravity wave (red). current

20:4820:48, 17 April 2025 diff hist +497 Wave set-up No edit summary
17:5417:54, 17 April 2025 diff hist +127 Radiation stress No edit summary
15:3915:39, 17 April 2025 diff hist +7,336 Wave set-up No edit summary
15:1215:12, 17 April 2025 diff hist 0 File:SetUpSymbols.jpg Dronkers J uploaded a new version of File:SetUpSymbols.jpg current
15:0215:02, 17 April 2025 diff hist +9,036 Undertow No edit summary
12:1412:14, 17 April 2025 diff hist +70 N File:SetUpSymbols.jpg Definition sketch for the wave set-up balance equations.
10:4610:46, 17 April 2025 diff hist +68 N File:UndertowSymbols.jpg Definitions sketch for the momentum balance equations.

14:4514:45, 16 April 2025 diff hist −9,485 Undertow No edit summary
08:3208:32, 16 April 2025 diff hist +109 N File:SpillingWave1.jpg Spilling wave bore with onshore surfing roller. Photo credit Tim Haynes Flickr Creative Commons current