Instabilities in Soft Mechanics I

Presentations

• Instabilities control transport in poroelastic networks

  Invited-In-person · Invited

  March 16, 2026, 12:00 PM – March 16, 2026, 12:36 PM

  Presenters

  • Martin Brandenbourger

    • CNRS, Aix-Marseille University

  Authors

  • Martin Brandenbourger

    • CNRS, Aix-Marseille University

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• Active Collective Sway Synchrony in Pteropus Colonies

  Oral-In-person

  March 16, 2026, 12:36 PM – March 16, 2026, 12:48 PM

  Presenters

  • Sunny Kumar

    • Georgia Institute of Technology Atlanta (formerly)

  Authors

  • Sunny Kumar

    • Georgia Institute of Technology Atlanta (formerly)

  • Ousmane Kodio

    • University of California, Santa Barbara

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• Buckled Beams for Morphing Meta-Materials

  Oral-In-person

  March 16, 2026, 12:48 PM – March 16, 2026, 1:00 PM

  Presenters

  • Edward Beck

    • Carnegie Mellon University

  Authors

  • Edward Beck

    • Carnegie Mellon University

  • Trevor Jones

    • Carnegie Mellon University

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• Flow-Induced Deformations Amplify Flow Asymmetry in Shark-Inspired Helical Pipes

  Oral-In-person

  March 16, 2026, 1:00 PM – March 16, 2026, 1:12 PM

  Publication: Levin, I, et al. (2024). Asymmetric fluid flow in helical pipes inspired by shark intestines. Proc. Natl. Acad. Sci. U.S.A., 121(40), e2406481121.

  Presenters

  • Ido Levin

    • University of British Columbia

  Authors

  • Ido Levin

    • University of British Columbia

  • Naroa Sadaba

  • Alshakim Nelson

  • Sarah Keller

    • University of Washington

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• Probabilistic buckling of spherical shells: from single to multiple defects

  Oral-In-person

  March 16, 2026, 1:12 PM – March 16, 2026, 1:24 PM

  Publication: 3. Derveni F., Choquart F., Abbasi A., Yan D., Reis P.M. (2024). "The most severe imperfection governs buckling in multi-defect hemispherical shells." Mechanics of Materials, Elsevier, 204, 105295.
  2. Derveni F., Abbasi A., Reis P.M. (2023). "Defect-defect interactions in the buckling of imperfect spherical shells." Journal of Applied Mechanics, ASME, 1-10, 92(4): 041003.
  1. Derveni F., Gueissaz W., Yang D., Reis P.M. (2022). "Probabilistic buckling of imperfect hemispherical shells containing a distribution of defects." Philosophical Transactions of the Royal Society A, 381, 20220298.

  Presenters

  • Fani Derveni

    • Cornell University

  Authors

  • Fani Derveni

    • Cornell University

  • Pedro Reis

    • École Polytechnique Fédérale de Lausanne

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• Equivariant Bifurcations for Tunable Wave Propagation in Elastic Phononic Crystals

  Oral-In-person

  March 16, 2026, 1:24 PM – March 16, 2026, 1:36 PM

  Presenters

  • Tejas Dethe

    • Princeton University

  Authors

  • Tejas Dethe

    • Princeton University

  • Andrej Kosmrlj

    • Princeton University

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• Programming the non linear bending response of architected beams

  Oral-In-person · Withdrawn

  March 16, 2026, 1:36 PM – March 16, 2026, 1:48 PM

  Presenters

  • Emilien Dilly

    • CNRS

  Authors

  • Emilien Dilly

    • CNRS

  • Emmanuel Siefert

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• A Continuum Elastic Framework Connecting Surface Instabilities of Highly Compressed Lipid Thin Films

  Oral-In-person

  March 16, 2026, 1:48 PM – March 16, 2026, 2:00 PM

  Publication: A.D. Gaffney,D. Liu,D. Samal,A.R. Carotenuto,L. Deseri,M. Fraldi,K.Y.C. Lee,L. Pocivavsek, & N. Nguyen, From relaxation to buckling: A continuum elastic framework connecting surface instabilities of highly compressed lipid thin films, Proc. Natl. Acad. Sci. U.S.A. 122 (36) e2502369122, https://doi.org/10.1073/pnas.2502369122 (2025).

  Presenters

  • Anna Gaffney

    • University of Chicago

  Authors

  • Anna Gaffney

    • University of Chicago

  • Dongxu Liu

  • Deepanjali Samal

  • Jonah Austen

  • Angelo Rosario Carotenuto

    • University of Napoli Federico II

  • Luca Deseri

  • Massimiliano Fraldi

  • Ka Yee Lee

  • Luka Pocivavsek

    • University of Chicago

  • Nhung Nguyen

    • University of Chicago

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• The interaction between buckling instability and fracture paths

  Oral-In-person

  March 16, 2026, 2:00 PM – March 16, 2026, 2:12 PM

  Presenters

  • Katerina Gkougkousi

    • University of Amsterdam

  Authors

  • Katerina Gkougkousi

    • University of Amsterdam

  • Corentin Coulais

    • University of Amsterdam

  • Krassimir Velikov

  • Caroline Kopecz-Muller

    • University of Bordeaux

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• Optimal Shapes of Thin Solid Domains in Fluid Vesicles: Inflated vs. Deflated

  Oral-In-person

  March 16, 2026, 2:12 PM – March 16, 2026, 2:24 PM

  Presenters

  • Geunwoong Jeon

    • University of Massachusetts Amherst

  Authors

  • Geunwoong Jeon

    • University of Massachusetts Amherst

  • Hao Wan

    • University of Massachusetts Amherst

  • Anthony Prempeh

  • Maria Santore

    • University of Massachusetts Amherst

  • Gregory Grason

    • University of Massachusetts Amherst

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• Active suspensions destabilise passive membranes

  Oral-In-person

  March 16, 2026, 2:24 PM – March 16, 2026, 2:36 PM

  Presenters

  • David King

    • Lawrence Berkeley National Laboratory

  Authors

  • David King

    • Lawrence Berkeley National Laboratory

  • Tom Russell

  • Ahmad Omar

    • University of California, Berkeley

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• Compressed thin sheet undergoes a crumpling transition

  Oral-In-person

  March 16, 2026, 2:36 PM – March 16, 2026, 2:48 PM

  Presenters

  • Deepak Kumar

    • Indian Institute of Technology Delhi

  Authors

  • Deepak Kumar

    • Indian Institute of Technology Delhi

  • Aashna Chawla

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• Experimental Observation of Different Instabilities When Stretching and Twisting Rubber Rods

  Oral-In-person

  March 16, 2026, 2:48 PM – March 16, 2026, 3:00 PM

  Presenters

  • Majed Saadawi

    • The University of Akron

  Authors

  • Majed Saadawi

    • The University of Akron

  • Yue (Luna) Zheng

    • Drexel University

  • Christopher Barney

    • University of Akron

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