Using the force landscape of an active solid to predict plastic deformation

Fuente: arXiv
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Hauptverfasser: Hain, Tyler, Lerner, Edan, Manning, M. Lisa
Format: Preprint
Veröffentlicht: 2026
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author Hain, Tyler
Lerner, Edan
Manning, M. Lisa
author_facet Hain, Tyler
Lerner, Edan
Manning, M. Lisa
contents Non-active disordered solids feature quasilocalized excitations that control plasticity, similar to crystal lattice defects, and these excitations can be identified via harmonic or anharmonic analyses of the potential energy landscape. Here we explore whether such ideas can be extended to active matter, focusing on dense packings of self-propelled rods. We generalize the definition of nonlinear excitations to force landscapes that incorporate active, non-conservative forces and find that force-based cubic excitations robustly predict future plastic events, enabling control of active solids.
format Preprint
id arxiv_https___arxiv_org_abs_2603_11425
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Using the force landscape of an active solid to predict plastic deformation
Hain, Tyler
Lerner, Edan
Manning, M. Lisa
Soft Condensed Matter
Non-active disordered solids feature quasilocalized excitations that control plasticity, similar to crystal lattice defects, and these excitations can be identified via harmonic or anharmonic analyses of the potential energy landscape. Here we explore whether such ideas can be extended to active matter, focusing on dense packings of self-propelled rods. We generalize the definition of nonlinear excitations to force landscapes that incorporate active, non-conservative forces and find that force-based cubic excitations robustly predict future plastic events, enabling control of active solids.
title Using the force landscape of an active solid to predict plastic deformation
topic Soft Condensed Matter
url https://arxiv.org/abs/2603.11425