Joel Marthelot

331 posts

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Joel Marthelot

Joel Marthelot

@biosoftact

Bio-soft actuation @CNRS IUSTI, Aix-Marseille University

Marseille, France Katılım Ekim 2018
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Alain Schuhl
Alain Schuhl@AlainSchuhl·
Comment la mouche sortant de sa chrysalide déploie ses ailes en quelques minutes ? insis.cnrs.fr/fr/cnrsinfo/co… C'est un processus qui combine dépliement d'une structure et étirement du tissu cellulaire. @CNRSingenierie @CNRS Des recherches avec des applications dans le domaine des structures déployables ou de la robotique flexible
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Joel Marthelot
Joel Marthelot@biosoftact·
By combining the wing's mechanics and microstructure, we predict the sweet spot the insect uses to deploy its wing at low pressure and what limits the speed of deployment
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Joel Marthelot
Joel Marthelot@biosoftact·
We measure the wing's mechanical properties by stretching it and its viscoelastic properties with nanoindentation
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Takeuchi Lab
Takeuchi Lab@TakeuchiLabEN·
Published in PNAS pnas.org/doi/10.1073/pn… & press released! s.u-tokyo.ac.jp/en/press/10575/ “Researchers uncover what makes large numbers of “squishy” grains start flowing”
Takeuchi Lab@TakeuchiLabEN

A new preprint, "Squish jamming" arxiv.org/abs/2404.09773 We realized a model experiment of extremely deformable grains and found a novel fluid-solid transition. In contrast to usual jamming controlled by the number of contacts, our jamming is triggered by the "extent of contact".

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Physics Magazine
Physics Magazine@PhysicsMagazine·
Painting a liquid polymer on an upside surface causes an array of drops to form. Painting successive layers after the previous ones have set causes the drops to grow into flexible fingers. The rubbery structures could prove useful in soft robotics. go.aps.org/3UGiwzP
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Physical Review Letters
Physical Review Letters@PhysRevLett·
When a coating on a surface is allowed to flow as it cures, an interplay of order and disorder driven by the Rayleigh-Taylor instability results in structures similar to some found in natural deposition processes Letter: go.aps.org/3UGmw39 Synopsis: go.aps.org/3UGiwzP
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