Flow Instability: Nonlinear Dynamics

Presentations

• Intermittency route to chaos in a forced globally unstable jet

  ORAL

  Nov. 21, 2023, 12:50 PM – Nov. 21, 2023, 1:03 PM

  Presenters

  • Zhijian Yang

    The Hong Kong University of Science and Technology

  Authors

  • Zhijian Yang

    The Hong Kong University of Science and Technology

  • Bo Yin

    The Hong Kong University of Science and Technology

  • Yu Guan

    The Hong Kong Polytechnic University

  • Stephane Redonnet

    The Hong Kong University of Science and Technology

  • Larry K.B. Li

    The Hong Kong University of Science and Technology

  View abstract →

• Nonlinear energy transfer in vortex-pairing of initially-laminar jets

  ORAL

  Nov. 21, 2023, 1:03 PM – Nov. 21, 2023, 1:16 PM

  Presenters

  • Akhil Nekkanti

    California Institute of Technology

  Authors

  • Akhil Nekkanti

    California Institute of Technology

  • Oliver T. Schmidt

    University of California San Diego

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• Nonlinear optimal perturbation analysis of quasi-periodic flow around an airfoil

  ORAL

  Nov. 21, 2023, 1:16 PM – Nov. 21, 2023, 1:29 PM

  Presenters

  • Nobutaka Taniguchi

    The universtity of Tokyo

  Authors

  • Nobutaka Taniguchi

    The universtity of Tokyo

  • Yuya Ohmichi

    Japan Aerospace Exploration Agency

  • Kojiro Suzuki

    The university of Tokyo

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• Optimally time-dependent mode analysis of vortex gust-airfoil wake interactions

  ORAL

  Nov. 21, 2023, 1:29 PM – Nov. 21, 2023, 1:42 PM

  Presenters

  • Yonghong Zhong

    University of California, Los Angeles

  Authors

  • Yonghong Zhong

    University of California, Los Angeles

  • Alireza Amiri-Margavi

    University of Pittsburgh

  • Hessam Babaee

    University of Pittsburgh, Mechanical and Materials Science, University of Pittsburgh

  • Kunihiko Taira

    UCLA, University of California, Los Angeles

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• Unfolding the weakly-nonlinear dynamics of polyhedral flames

  ORAL

  Nov. 21, 2023, 1:42 PM – Nov. 21, 2023, 1:55 PM

  Presenters

  • Christopher M Douglas

    LadHyX, CNRS, Ecole Polytechnique, IPP

  Authors

  • Christopher M Douglas

    LadHyX, CNRS, Ecole Polytechnique, IPP

  • Wolfgang Polifke

    Professorship of Thermo-Fluid Dynamics, Technical University of Munich

  • Lutz Lesshafft

    LadHyX, CNRS, Ecole Polytechnique, IPP

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• Computational Examination of Stress Relaxation and Shear Banding in Sheared Amorphous Materials

  ORAL

  Nov. 21, 2023, 1:55 PM – Nov. 21, 2023, 2:08 PM

  Presenters

  • Kathryn R Winters

    Georgetown University

  Authors

  • Kathryn R Winters

    Georgetown University

  • Vinutha H.A., PhD

    Georgetown University

  • Emanuela Del Gado

    Georgetown University

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• Nonlinear evolution of disturbances entrained in a circular pipe

  ORAL

  Nov. 21, 2023, 2:08 PM – Nov. 21, 2023, 2:21 PM

  Presenters

  • Pierre Ricco

    University of Sheffield

  Authors

  • Pierre Ricco

    University of Sheffield

  • Kaixin Zhu

    University of Sheffield

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• Transverse instability of autocatalytic fronts in radial injection

  ORAL

  Nov. 21, 2023, 2:21 PM – Nov. 21, 2023, 2:34 PM

  Publication: L. Negrojević, A. Comolli, F. Brau, A. De Wit, Frozen Autocatalytic fronts in a radial flow (preprint).

  Presenters

  • Surya N Maharana

    Non-linear Physical Chemistry Unit, Université libre de Bruxelles, 1050 Brussels, Belgium

  Authors

  • Surya N Maharana

    Non-linear Physical Chemistry Unit, Université libre de Bruxelles, 1050 Brussels, Belgium

  • Alessandro Comolli

    Non-linear Physical Chemistry Unit, Université libre de Bruxelles, 1050 Brussels, Belgium

  • Luka Negrojević

    Non-linear Physical Chemistry Unit, Université libre de Bruxelles, 1050 Brussels, Belgium

  • Fabian Brau

    Non-linear Physical Chemistry Unit, Université libre de Bruxelles, 1050 Brussels, Belgium

  • Anne De Wit

    Non-linear Physical Chemistry Unit, Université libre de Bruxelles, 1050 Brussels, Belgium

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• Three-dimensional simulations of gravity currents in cold, fresh water

  ORAL

  Nov. 21, 2023, 2:34 PM – Nov. 21, 2023, 2:47 PM

  Presenters

  • Nicolas C Castro-Folker

    University of Waterloo

  Authors

  • Nicolas C Castro-Folker

    University of Waterloo

  • Andrew P Grace

    University of Notre Dame

  • Marek Stastna

    University of Waterloo

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• Multiple steady states and symmetry-breaking in stratified anabatic flows in idealized valleys

  ORAL

  Nov. 21, 2023, 2:47 PM – Nov. 21, 2023, 3:00 PM

  Publication: Stofanak, P.J., Xiao, C.N. and Senocak, I., 2023. Asymmetric nested pitchfork bifurcation in stratified anabatic flows in idealized valleys. arXiv preprint arXiv:2304.04715.

  Presenters

  • Patrick Stofanak

    University of Pittsburgh

  Authors

  • Patrick Stofanak

    University of Pittsburgh

  • Inanc Senocak

    University of Pittsburgh

  • Cheng-Nian Xiao

    University of Pittsburgh

  View abstract →