• A mechanism for sandbar straightening by oblique wave incidence 

    Garnier, Roland; Falqués Serra, Albert; Calvete Manrique, Daniel; Thiebot, Jerome; Ribas Prats, Francesca (2013-06-06)
    Artículo
    Acceso abierto
    Breaker bars in the surf zone of sandy beaches generally evolve between straight bars parallel to the shore and meandering crescentic bars associated with intense (dangerous) currents flowing seaward through rip channels. ...
  • A mechanism for the generation of wave-driven rhythmic patterns in the surf zone 

    Falqués Serra, Albert; Coco, G; Huntley, D A (2000-10)
    Artículo
    Acceso abierto
    The coupling between topographic irregularities and wave-driven mean water motion in the surf zone is examined. This coupling occurs because the topographic perturbations produce excess gradients in the wave radiation ...
  • A mechanism inhibiting rip channel formation for oblique waves 

    Garnier, Roland; Dodd, Nicholas; Falqués Serra, Albert; Calvete Manrique, Daniel (World Scientific Publishing Company, 2009)
    Comunicación de congreso
    Acceso restringido por política de la editorial
    Previous numerical modelling studies based on 2DH morphodynamical model show that oblique waves tend to inhibit the formation of rip channel systems, but the mechanisms were not investigated. Field observations do not ...
  • A model for sand ridges on the shelf: effect of tidal and steady currents 

    Calvete Manrique, Daniel; Walgreen, M.; Swart, Huib E. de; Falqués Serra, Albert (2001-05)
    Artículo
    Acceso abierto
    The dynamics of sand ridges, as observed on the innershelves and midshelves of various coastal seas, are investigated within the framework of an idealized model. These seabed undulations include shoreface-connected sand ...
  • A new shoreline instability mechanism related to high-angle waves 

    Falqués Serra, Albert; Kakeh Burgada, Nabil; Calvete Manrique, Daniel (2017)
    Texto en actas de congreso
    Acceso abierto
    A new shoreline instability triggered by high-angle waves and leading to sand wave formation is investigated. In contrast with the well-known high angle wave instability, which involves both the surf and shoaling zones and ...
  • A new shoreline instability mechanism related to high-angle waves 

    Kakeh Burgada, Nabil; Falqués Serra, Albert; Calvete Manrique, Daniel (2017)
    Comunicación de congreso
    Acceso abierto
    The alongshore wave driven sediment transport can render a rectilinear coastline unstable in case of very oblique wave incidence.
  • Beach cusps and inner surf zone processes: growth or destruction? A case study of Trafalgar Beach (Cadiz, Spain) 

    Garnier, Roland; Ortega Sánchez, Miguel; Losada, Miguel Ángel; Falqués Serra, Albert; Dodd, Nicholas (2010-09)
    Artículo
    Acceso abierto
    Large beach cusps (LBC, wavelength of ~ 30 m) are intertidal features that can alternately exist in the swash and in the inner surf zone due to tidal sea level changes. They have a larger cross-shore extent (up to 50 m) ...
  • Comparison of modelled nearshore transverse sandbars with field observations 

    Ribas Prats, Francesca; Calvete Manrique, Daniel; Falqués Serra, Albert (2010)
    Texto en actas de congreso
    Acceso abierto
  • Effect of depth-dependent wave stirring on the final amplitude of shoreface-connected sand ridges 

    Calvete Manrique, Daniel; Swart, Huib E. de; Falqués Serra, Albert (2002-12)
    Artículo
    Acceso restringido por política de la editorial
    A nonlinear morphodynamic model is analysed to gain fundamental knowledge about the initial growth and long-term behaviour of observed shoreface-connected sand ridges. Themodel describes quasi-steady, depth-averaged flow ...
  • Effect of large angles of wave incidence on beach nourishments 

    Van den Berg, Niels; Falqués Serra, Albert; Ribas Prats, Francesca (2009)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
    The aim of this study is to investigate the effect of instability on beach nourishments. The main objective is finding out how the nourishment of a particular beach must be designed to i) optimize its useful lifetime and ...
  • Effect of surface rollers on the formation crescentic bars 

    Calvete Manrique, Daniel; Ribas Prats, Francesca; de Swart, Huib E.; Falqués Serra, Albert (2011)
    Comunicación de congreso
    Acceso restringido por política de la editorial
    The effect of surface rollers on the formation of crescentic bars/rip channel systems is examined with a morphodynamic model. A linear stability analysis is applied to find the fastest growing bottom patterns that develop ...
  • Effect of surface rollers on the formation of crescentic bars: large angles of incidence 

    Calvete Manrique, Daniel; Ribas Prats, Francesca; Swart, Huib E. de; Falqués Serra, Albert (2012)
    Comunicación de congreso
    Acceso abierto
    The formation of crescentic bars is examined using a morphodynamic model based in linear stability analysis. The effect of surface rollers for off-normal wave conditions is examined. The effect of the rollers is to increase ...
  • Formation and destruction events of shoreline sand waves 

    Arriaga García, Jaime Alonso; Falqués Serra, Albert; Ribas Prats, Francesca (2017)
    Texto en actas de congreso
    Acceso abierto
  • Formation and destruction of shoreline sand waves: observations and modelling 

    Arriaga García, Jaime Alonso; Falqués Serra, Albert; Ribas Prats, Francesca; Crews, Eddie (2017)
    Texto en actas de congreso
    Acceso abierto
  • Formation mechanisms for self-organized kilometer-scale shoreline sand waves 

    Falqués Serra, Albert; Ribas Prats, Francesca; Idier, Déborah; Arriaga García, Jaime Alonso (2017-05-16)
    Artículo
    Acceso abierto
    The feedbacks between morphology and waves through sediment transport are investigated as a source of kilometer-scale shoreline sand waves. In particular, the observed sand waves along Srd. Holmslands Tange, Denmark, are ...
  • Generation and nonlinear evolution os shore-oblique/transverse sand bars 

    Garnier, Roland; Calvete Manrique, Daniel; Falqués Serra, Albert; Caballeria Suriñach, Miquel (2006-11)
    Artículo
    Acceso abierto
    The coupling between topography, waves and currents in the surf zone may self-organize to produce the formation of shore-transverse or shore-oblique sand bars on an otherwise alongshore uniform beach. In the absence of ...
  • How kilometric sandy shoreline undulations correlate with wave and morphology characteristics: preliminary analysis on the Atlantic coast of Africa 

    Idier, Deborah; Falqués Serra, Albert (2014-04-01)
    Artículo
    Acceso abierto
    Sandy coasts are characterized by a number of rhythmic patterns like, amongst others, shoreline undulations or sandwaves at a kilometric scale. One hypothesis for their formation is that high angle waves (large incidence ...
  • Image analysis of surf zone hydrodynamics 

    Redondo Apraiz, José Manuel; Falqués Serra, Albert; Rodríguez, A.; Bahía, E.; Sánchez-Arcilla Conejo, Agustín; Gracia Garcia, Vicente; Stive, Marcel J.F. (American Society of Civil Engineers (ASCE), 1994)
    Comunicación de congreso
    Acceso abierto
  • Intertidal finger bars at El Puntal spit, bay of Santander, Spain 

    Garnier, Roland; Medina, Raúl; Pellón, Erica; Falqués Serra, Albert; Turki, Imen (2012)
    Comunicación de congreso
    Acceso abierto
    We indentify the presence of an intertidal finger bar system in the swell-protected beaches of El Puntal Spit (Bay of Santander, Spain). The Horus video monitoring system allows us to perform a 2 year survey (June 2008- ...
  • Km-scale shoreline sand waves 

    Falqués Serra, Albert; Ribas Prats, Francesca (Springer International Publishing, 2017)
    Capítulo de libro
    Acceso restringido por política de la editorial
    A number of morphodynamic models have been developed to simulate the dynamics of large-scale bedform patterns on the continental shelf. Most of the models are based on linear stability analysis and, therefore, only ...