Existence and regularity of co-rotating and traveling-wave vortex solutions for the generalized SQG equation
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DOI: 10.1016/j.jde.2021.07.026
Abstract: Abstract By studying the linearization of contour dynamics equation and using implicit function theorem, we prove the existence of co-rotating and traveling-wave vortex solutions for the gSQG equation, which extends the result of Hmidi and… read more here.
Keywords: rotating traveling; traveling wave; vortex solutions; wave vortex ... See more keywords
Wave and vortex structures in transitional mixing layers: a numerical investigation
Sign Up to like & getrecommendations! Published in 2025 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2025.10548
Abstract: Abstract Laminar–turbulent transition in shear flow is complicated and follows many possible routes. In this study, we seek to examine a scenario based on three-dimensional (3-D) waves (Jiang et al., 2020, J. Fluid Mech., vol.… read more here.
Keywords: vortex structures; high shear; wave vortex; transitional mixing ... See more keywords
Generating flexural wave vortex with polygonal metasurfaces
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DOI: 10.1063/5.0268944
Abstract: Vortex wave carrying helical phase has wide applications in particle manipulation, communication, edge enhancement of image, etc. Here, we propose an efficient approach to generate vortex with polygonal metasurfaces for flexural waves. The polygonal elastic… read more here.
Keywords: generating flexural; flexural wave; wave vortex; polygonal metasurfaces ... See more keywords