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• 09:47, 3 July 2017 Dronkers J (talk | contribs) uploaded File:WaveRippleFormationFig4.jpg (Visualization of the sediments picked-up from the bed and carried into suspension by the vortices shed at the crests of large amplitudes ripples in an oscillatory flow (courtesy of Dr. Megale).)
• 09:46, 3 July 2017 Dronkers J (talk | contribs) uploaded File:WaveRippleFormationFig3.jpg (Critical value <math>\alpha_{crit}</math> of <math>\alpha</math> plotted versus the flow Reynolds number <math>R_\delta</math> for <math>s=2.65, \mu=0.15, n=0.4</math> and different values of <math>R_d=R_p\sqrt{\psi_d}</math>.)
• 09:44, 3 July 2017 Dronkers J (talk | contribs) uploaded File:WaveRippleFormationFig2.jpg (Region of existence of ripples and flat beds (adapted from Blondeaux 1990).)
• 09:43, 3 July 2017 Dronkers J (talk | contribs) uploaded File:WaveRippleFormationFig1.jpg (Steady streaming generated by an oscillatory flow over a wavy wall (adapted from Blondeaux 1990).)
• 09:40, 3 July 2017 Dronkers J (talk | contribs) uploaded File:WaveRippleFormationFig0.jpg (Ripples observed at Sea Rim State Park, along the coast of east Texas close to the border with Louisiana (courtesy by Zoltan Sylvester).)
• 20:44, 30 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig15f.jpg (Diffraction (ratio of diffracted wave height and incident wave height) of a normally incident directional random sea state for a breakwater gap width of b=L.)
• 20:42, 30 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig15e.jpg (Diffraction (ratio of diffracted wave height and incident wave height) of a normally incident directional random sea state for a semi-infinite barrier.)
• 20:41, 30 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig10NEW.jpg (Some of Goda’s results for the predominant wave direction at a range of relative depths for a typical wind wave state and different predominant wave incident angles at deep water.)
• 20:39, 30 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig9b.jpg (Comparison of results for the diffraction coefficient between a monochromatic wave and Goda’s result for a directional spectrum of a typical wind wave state.)
• 20:37, 30 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig9a.jpg (Some of Goda’s results for the diffraction coefficient as a function of relative depth for a typical wind wave state and different predominant wave incident angles at deep water.)
• 14:34, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig20NEW.jpg (Relationships between principal axes and shoreline axes.)
• 09:11, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig20.jpg (Relationships between principal axes and shoreline axes.)
• 09:10, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig19.jpg (Diagram for derivation of wave setdown/setup.)
• 09:08, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig18c.jpg (Example of a plunging breaker.)
• 09:08, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig18b.jpg (Example of a spilling breaker.)
• 09:07, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig18a.jpg (Principal types of breaking waves.)
• 09:07, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig17b.jpg (A real surf zone at Hope Cove, Devon, England.)
• 09:06, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig17a.jpg (The surf zone, conceptual.)
• 09:05, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig16.jpg (Approximate regions of validity of analytical wave theories.)
• 09:05, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig15d.jpg (Aerial photograph of wave diffraction at the Happisburgh to Winterton scheme, Norfolk, England, (courtesy of Mike Page).)
• 09:04, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig15c.jpg (Physical model study of (b) in the UK Coastal Research Facility at HR Wallingford.)
• 09:04, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig15b.jpg (Photograph of real wave diffraction at the Elmer breakwater scheme, Sussex, England.)
• 09:03, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig15a.jpg (Idealised wave diffraction around an impermeable breakwater.)
• 09:02, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig14.jpg (Wave impact and reflection during a storm.)
• 09:02, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig13.jpg (Plan view of oblique wave reflection.)
• 09:01, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig12b.jpg (Standing Waves, observed clapotis.)
• 08:59, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig12a.jpg (Standing Waves, idealised.)
• 08:58, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig11.jpg (Deep water wave refraction by a current.)
• 08:57, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig10.jpg (Reproduced from Goda (2000) Figure 3.7.)
• 08:56, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig9.jpg (Reproduced from Goda (2000) Figure 3.6.)
• 08:56, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig8.jpg (Divergence of wave rays over parallel contours.)
• 08:55, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig7.jpg (Variation of the shoaling coefficient with depth.)
• 08:55, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig6.jpg (Variations of wave celerity and angle with depth.)
• 08:54, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig5.jpg (Wave refraction.)
• 08:53, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig4.jpg (Particle displacements for deep and transitional waves.)
• 08:52, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig3.jpg (Definition sketch for a sinusoidal wave.)
• 08:52, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig2b.jpg (Wave generation and dispersion.)
• 08:51, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig2a.jpg (Wave transformations at Bigbury bay, Devon, England. Photograph courtesy of Dr S M White.)
• 08:50, 6 June 2017 Dronkers J (talk | contribs) uploaded File:ChadwickFig1.jpg (Wave generation and dispersion.)
• 19:58, 5 June 2017 Dronkers J (talk | contribs) uploaded File:BlondeauxFig7abc.jpg (Left: 7a. Brick-pattern ripples observed during a laboratory experiment. Centre: 7b. Three-dimensional vortex ripples observed during a laboratory experiment (7a and 7b courtesy of John F.A. Sleath).Right: 7c. Tile ripples (adapted from Allen<ref name=...)
• 13:32, 5 June 2017 Dronkers J (talk | contribs) uploaded File:BlondeauxFig10.jpg (The yellow sediment grains are coarser that the red sediments and pile up at the crests of the ripples which are generated in a U-tube by an oscillatory flow. The figure shows a top view of the bottom at two different phases of the cycle (adapted from...)
• 13:30, 5 June 2017 Dronkers J (talk | contribs) uploaded File:BlondeauxFig9.jpg (Tile ripples. Reproduced from Allen J.R.L. (1984). Sedimentary structures, their character and physical basis. Elsevier, figure 11.12.)
• 13:28, 5 June 2017 Dronkers J (talk | contribs) uploaded File:BlondeauxFig8.jpg (Three-dimensional vortex ripples observed during a laboratory experiment (courtesy of John F.A. Sleath).)
• 13:27, 5 June 2017 Dronkers J (talk | contribs) uploaded File:BlondeauxFig7.jpg (Brick-pattern ripples observed during a laboratory experiment (courtesy of John F.A. Sleath).)
• 13:26, 5 June 2017 Dronkers J (talk | contribs) uploaded File:BlondeauxFig6.jpg (Ripple symmetry index plotted versus the ratio between the mass-transport velocity and the maximum near-bed orbital velocity.)
• 13:25, 5 June 2017 Dronkers J (talk | contribs) uploaded File:BlondeauxFig5.jpg (Comparison between predicted (line) and observed (points) ripple steepnesses.)
• 13:25, 5 June 2017 Dronkers J (talk | contribs) uploaded File:BlondeauxFig4.jpg (Comparison between predicted (lines) and observed (points) ripple wavelengths.)
• 13:24, 5 June 2017 Dronkers J (talk | contribs) uploaded File:BlondeauxFig3.jpg (Comparison between predicted (lines) and observed (points) ripple wavelengths.)
• 13:24, 5 June 2017 Dronkers J (talk | contribs) uploaded File:BlondeauxFig2.jpg (Comparison between predicted (lines) and observed (points) ripple wavelengths.)
• 13:23, 5 June 2017 Dronkers J (talk | contribs) uploaded File:BlondeauxFig1.jpg (Ripple marks in the Mediterranean Sea. Courtesy of José B. Ruiz.)

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