Publications

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2025

t-PiNet: A thermodynamics-informed hierarchical learning for discovering constitutive relations of geomaterials

P. Zhang; K. Karapiperis; O. Weeger

Journal of the Mechanics and Physics of Solids. 2025. Vol. 197, p. 106049. DOI : 10.1016/j.jmps.2025.106049.

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Deciphering necking in granular materials: Micromechanical insights into sand behavior during cycles of triaxial compression and extension

J. Cui; K. Karapiperis; Ø. Torgersrud; E. Andò; G. Viggiani et al.

Journal of the Mechanics and Physics of Solids. 2025. Vol. 196, p. 106022. DOI : 10.1016/j.jmps.2024.106022.

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Enhanced Deformability Through Distributed Buckling in Stiff Quasicrystalline Architected Materials

M. I. Rosa; K. Karapiperis; K. Radi; E. Pescialli; D. M. Kochmann

Advanced materials (Deerfield Beach, Fla.). 2025. DOI : 10.1002/adma.202505125.

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2024

Nonlinear two-scale beam simulations accelerated by thermodynamics-informed neural networks

H. Le Clézio; K. Karapiperis; D. M. Kochmann

Extreme Mechanics Letters. 2024. Vol. 73, p. 102260. DOI : 10.1016/j.eml.2024.102260.

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A conforming frictional beam contact model

K. Karapiperis; A. Widmer; E. Pescialli; D. M. Kochmann

Computer Methods in Applied Mechanics and Engineering. 2024. Vol. 431, p. 117310. DOI : 10.1016/j.cma.2024.117310.

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2021

Data-driven multiscale modeling in mechanics

K. Karapiperis; L. Stainier; M. Ortiz; J. E. Andrade

Journal of the Mechanics and Physics of Solids. 2021. Vol. 147. DOI : https://doi.org/10.1016/j.jmps.2020.104239.

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