Biological Active Matter II

Presentations

• Vortex reversals in confined bacterial suspensions

  ORAL · Invited

  March 19, 2025, 11:30 AM – March 19, 2025, 12:06 PM

  Publication: [1] D Nishiguchi, IS Aranson, A Snezhko, A Sokolov, Engineering bacterial vortex lattice via direct laser lithography, Nature Communications 9 (1), 4486 115 (2018)
  [2] H Reinken, D Nishiguchi, S Heidenreich, A Sokolov, M Bär, S. H. L. Klapp & I. S. Aranson, Organizing bacterial vortex lattices by periodic obstacle arrays. Communications Physics 3, 76 (2020)
  [3] D Nishiguchi, Sora Shiratani, K Takeuchi, and IS Aranson, Vortex reversal is a precursor of confined bacterial turbulence, PNAS, in press (2025)

  Presenters

  • Igor S Aronson

    • The Pennsylvania State University
    • Argonne National Laboratory

  Authors

  • Igor S Aronson

    • The Pennsylvania State University
    • Argonne National Laboratory

  View abstract →

• Quadrupolar active stress leads to the collapse of active nematic order under substrate friction

  ORAL

  March 19, 2025, 12:06 PM – March 19, 2025, 12:18 PM

  Presenters

  • Jordi Ignés-Mullol

    • University of Barcelona

  Authors

  • Jordi Ignés-Mullol

    • University of Barcelona

  • Amin Doostmohammadi

    • University of Copenhagen

  • Francesc Sagues

    • University of Barcelona

  • Ignasi Vélez-Cerón

    • University of Barcelona

  • Aleksandra Ardaseva

    • University of Copenhagen

  • Martin C Pedersen

    • University of Copenhagen

  View abstract →

• Anomalous statistics of active turbulence in living liquid crystals

  ORAL

  March 19, 2025, 12:18 PM – March 19, 2025, 12:30 PM

  Presenters

  • Yuan Li

    • Southern University of Science and Technology
    • Xiamen University

  Authors

  • Yuan Li

    • Southern University of Science and Technology
    • Xiamen University

  • Aile Sun

    • Southern University of Science and Technology

  • Yaokun LUO

    • Southern University of Science and Technology

  • Mingkai Chen

    • Southern University of Science and Technology

  • Qi-Huo Wei

    • Southern University of Science and Technology

  • Zhihong You

    • Xiamen University

  View abstract →

• Proliferating Active Nematic Collectively Aligns to Substrate

  ORAL

  March 19, 2025, 12:30 PM – March 19, 2025, 12:42 PM

  Presenters

  • Toshi Parmar

    • University of California, Santa Barbara

  Authors

  • Toshi Parmar

    • University of California, Santa Barbara

  • Fridtjof Brauns

    • University of California, Santa Barbara

  • Cristina Marchetti

    • UC Santa Barbara

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• Tethered Enzymes as Nanoscale Active Particles

  ORAL

  March 19, 2025, 12:42 PM – March 19, 2025, 12:54 PM

  Presenters

  • Jennifer L Ross

    • Syracuse University

  Authors

  • Jennifer L Ross

    • Syracuse University

  • Wylie W Ahmed

    • California State University, Fullerton

  • Benjamin Rogers

    • Brandeis University

  • Ashley Scott

    • Syracuse University

  • Ian Murphy

    • Brandeis University

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• Coherent structures in active flows on curved deformable surfaces

  ORAL

  March 19, 2025, 12:54 PM – March 19, 2025, 1:06 PM

  Presenters

  • Sreejith Santhosh

    • University of California, San Diego

  Authors

  • Sreejith Santhosh

    • University of California, San Diego

  • Mattia Serra

    • University of California, San Diego

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• SURFACE WAVES IN A BACTERIAL COLONY AS AN ACTIVE NEMATIC FLUID

  ORAL

  March 19, 2025, 1:06 PM – March 19, 2025, 1:18 PM

  Presenters

  • Aaron Robert Bourque

    • Princeton University

  Authors

  • Aaron Robert Bourque

    • Princeton University

  • Ricard Alert

    • Max Planck Institute for the Physics of Complex Systems

  • Joshua W Shaevitz

    • Princeton University

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• Dynamic metachronal ciliary patterns enable complex microswimming behavior

  ORAL

  March 19, 2025, 1:18 PM – March 19, 2025, 1:30 PM

  Presenters

  • Katerina Kourkoulou

    • EPFL

  Authors

  • Katerina Kourkoulou

    • EPFL

  • Maggie Liu

    • University of Pennsylvania

  • Arnold JTM Mathijssen

    • University of Pennsylvania

  • Guillermina Ramirez-San Juan

    • EPFL
    • Federal Institute of Technology (EPFL)

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• A biophysical mechanism for non-equilibrium cooperativity in the bacterial flagellar motor

  ORAL

  March 19, 2025, 1:30 PM – March 19, 2025, 1:42 PM

  Presenters

  • Henry H Mattingly

    • Simons Foundation (Flatiron Institute)
    • Flatiron Institute, Simons Foundation, NYC

  Authors

  • Henry H Mattingly

    • Simons Foundation (Flatiron Institute)
    • Flatiron Institute, Simons Foundation, NYC

  • Yuhai Tu

    • IBM Thomas J. Watson Research Center

  View abstract →

• Abstract Withdrawn

  ORAL · Withdrawn

  March 19, 2025, 1:42 PM – March 19, 2025, 1:54 PM

  View abstract →

• Characterization of the Reorientation and Fluctuation in Orientation in Sperm Motility

  ORAL

  March 19, 2025, 1:54 PM – March 19, 2025, 2:06 PM

  Presenters

  • Robert L Scott

    • North Carolina A&T State University

  Authors

  • Robert L Scott

    • North Carolina A&T State University

  • Ayomide Bolaji

    • North Carolina A&T State University

  • Shobitha Unnikrishnan

    • North Carolina A&T State University

  • Chih-Kuan Tung

    • North Carolina A&T State University

  View abstract →